17
Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. QISP Facility Environmental Health & Safety Officer – oversees storm water management Data Submitter (s): Facility Environmental Health & Safety Officer Total Site Area: 70 acres Total Industrial Area: 65 acres 85% impervious Receiving Water: City of San Diego municipal storm drain system/Jane Creek/San Diego Bay SIC Code(s): 3084 - Plastic Pipe 2821 - Plastics Materials, Synthetic Resins, and Non-vulcanizable Elastomers 4214 - Local Trucking with Storage 4013 - Railroad Switching and Terminal Establishments General Facility Description: The facility manufactures rigid Polyvinyl chloride (PVC) pipe, High density polyethylene (HDPE) Pipe, and reprocesses scrap rigid PVC pipes through a reclaim system. The Facility is developed with a Dry Powder Blending Plant, Pipe Manufacturing Plant, Cure Building, Chemical Storage and Oil Shed, Grinder Building, Material Silos, Loading Areas, Pipe Storage Yard, Maintenance Yard, Maintenance Building, Hazardous Waste Storage Area, Solid Waste Storage Area, Shipping and Receiving Area, Office Buildings, Employee Parking Areas, and Access Roads. Industrial activities at the site include PVC and HDPE pipe manufacturing, pipe and materials storage, bulk chemical storage, equipment and vehicle maintenance, and hazardous materials and hazardous waste storage, shipping and receiving. The facility previously accepted used/damaged pipe from outside source. The practice of reclaiming/reprocessing the outside sourced used and damaged pipe has been discontinued; however, some of the damaged/used pipe is still stored at the facility. Additional Facility Information: Facility is located in Southern California (San Diego County, San Diego RWQCB). The site discharges into a water body with 303(d) listed impairments for lead, copper, zinc and diazinon. Authorized Non-Storm Water Discharges include Irrigation runoff, fire suppression system testing, and air conditioning condensate. Description of area surrounding facility (e.g. industrial, unimproved, types of businesses) The pipe manufacturing facility occupies a 70 acre parcel located in an area zoned for industrial use. Warehouses border the property to the north and west, an auto dismantler borders the property to the property to the east, and a furniture manufacturer borders the property to the south. “A Street” borders the property to the south and “B Street” borders the property to the north. The facility is fenced. The facility is access via the north from “B Street” and an access road off of “A Street” from the south. A rail road spur delivers bulk chemicals to the material silos from the west. Trucks deliver smaller quantities of chemicals from the A and B Street Accesses. Movement within the site is restricted to employees, and vendors. The site is relatively level, but is graded to drain the majority of the facility towards a drainage ditch located in the north-central portion of the site. The drainage ditch enters the facility along the east boundary and discharges offsite to the west towards Jane Creek. Storm water runoff flows as either sheet flow toward the drainage ditch or is collected in an onsite subgrade storm drain system and drop inlets installed beneath the paved portions of the facility. The storm drain system on site discharges into the drainage ditch.. The drainage ditch flows west and discharges off-site at the property boundary. There are approximately 12 drop inlets located at the site and 9 downspouts. Storm water catch basins with float systems are located in the two drop inlets down gradient of the manufacturing and material storage buildings. Once the water reaches a pre-determined level it discharges into the drainage ditch. Wire mesh is placed over storm drain inlets throughout facility to capture errant plastic material. Secondary containment with release valves are installed around the oil shed and Hazardous Materials and Waste Storage Shed. There are 6 primary drainage areas; identified as 1) southwest; 2) southwest-central; 3) southeast; 4) northeast; 5) northwest and 6) southeast-central. Run-on occurs from the northeast. The remainder of the facility is curbed to prevent run-on and provide plastic material containment. Storm Water Analytical Suite Total Suspended Solids, pH, oil & grease, lead, zinc, and copper.

Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

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Page 1: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials

1

General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. QISP Facility Environmental Health & Safety Officer – oversees storm water management Data Submitter (s): Facility Environmental Health & Safety Officer Total Site Area: 70 acres Total Industrial

Area: 65 acres 85% impervious

Receiving Water: City of San Diego municipal storm drain system/Jane Creek/San Diego Bay SIC Code(s): 3084 -

Plastic Pipe 2821 - Plastics Materials, Synthetic Resins, and Non-vulcanizable Elastomers

4214 - Local Trucking with Storage

4013 - Railroad Switching and Terminal Establishments

General Facility Description:

The facility manufactures rigid Polyvinyl chloride (PVC) pipe, High density polyethylene (HDPE) Pipe, and reprocesses scrap rigid PVC pipes through a reclaim system. The Facility is developed with a Dry Powder Blending Plant, Pipe Manufacturing Plant, Cure Building, Chemical Storage and Oil Shed, Grinder Building, Material Silos, Loading Areas, Pipe Storage Yard, Maintenance Yard, Maintenance Building, Hazardous Waste Storage Area, Solid Waste Storage Area, Shipping and Receiving Area, Office Buildings, Employee Parking Areas, and Access Roads. Industrial activities at the site include PVC and HDPE pipe manufacturing, pipe and materials storage, bulk chemical storage, equipment and vehicle maintenance, and hazardous materials and hazardous waste storage, shipping and receiving. The facility previously accepted used/damaged pipe from outside source. The practice of reclaiming/reprocessing the outside sourced used and damaged pipe has been discontinued; however, some of the damaged/used pipe is still stored at the facility.

Additional Facility Information:

Facility is located in Southern California (San Diego County, San Diego RWQCB). The site discharges into a water body with 303(d) listed impairments for lead, copper, zinc and diazinon. Authorized Non-Storm Water Discharges include Irrigation runoff, fire suppression system testing, and air conditioning condensate.

Description of area surrounding facility (e.g. industrial, unimproved, types of businesses)

The pipe manufacturing facility occupies a 70 acre parcel located in an area zoned for industrial use. Warehouses border the property to the north and west, an auto dismantler borders the property to the property to the east, and a furniture manufacturer borders the property to the south. “A Street” borders the property to the south and “B Street” borders the property to the north. The facility is fenced. The facility is access via the north from “B Street” and an access road off of “A Street” from the south. A rail road spur delivers bulk chemicals to the material silos from the west. Trucks deliver smaller quantities of chemicals from the A and B Street Accesses. Movement within the site is restricted to employees, and vendors. The site is relatively level, but is graded to drain the majority of the facility towards a drainage ditch located in the north-central portion of the site. The drainage ditch enters the facility along the east boundary and discharges offsite to the west towards Jane Creek. Storm water runoff flows as either sheet flow toward the drainage ditch or is collected in an onsite subgrade storm drain system and drop inlets installed beneath the paved portions of the facility. The storm drain system on site discharges into the drainage ditch.. The drainage ditch flows west and discharges off-site at the property boundary. There are approximately 12 drop inlets located at the site and 9 downspouts. Storm water catch basins with float systems are located in the two drop inlets down gradient of the manufacturing and material storage buildings. Once the water reaches a pre-determined level it discharges into the drainage ditch. Wire mesh is placed over storm drain inlets throughout facility to capture errant plastic material. Secondary containment with release valves are installed around the oil shed and Hazardous Materials and Waste Storage Shed. There are 6 primary drainage areas; identified as 1) southwest; 2) southwest-central; 3) southeast; 4) northeast; 5) northwest and 6) southeast-central. Run-on occurs from the northeast. The remainder of the facility is curbed to prevent run-on and provide plastic material containment.

Storm Water Analytical Suite

Total Suspended Solids, pH, oil & grease, lead, zinc, and copper.

Page 2: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials

2

Source identification: description of potential Sources of pollutants in storm water discharges Drainage Areas (See Figure 1 & 2)

1 2 3 4 5 6

Drainage Area Size:

24 acres 6 acres 16 acres 12 acres 10 acres 2 acres

Drainage Area Description (sheet flow from driveway, catch basin, curb inlet)

Paved drainage area; curbed on west and south side; storm water sheet flows into onsite storm drain inlets that discharge to the north into the drainage ditch.

Paved drainage area; storm water sheet flows into onsite drain inlets that discharge to the north into the drainage ditch.

Paved drainage area; curbed on east and south side; sheet flows into onsite storm drain inlets that discharge to the north into the drainage ditch.

Paved drainage area; curbed on north side; storm water run-on from east; sheet flows into onsite storm drain inlets that discharge to the south into the drainage ditch.

Dirt-covered drainage area; curbed on north and west side; storm water infiltrates or sheet flows into the drainage ditch.

Paved drainage area; storm water sheet flows into an onsite drain inlet that discharges to the north into the drainage ditch.

Sampling Locations:

A B C D E F

Sampling Location Description (sampling methods use, types samples collected, automatic sampling etc.)

Grab sample collected at storm drain outlet prior to discharge into the drainage ditch.

Grab sample collected at outlet of the storm water catch basin prior to discharge into the drainage ditch.

Grab sample collected at storm drain outlet prior to discharge into the drainage ditch.

Grab sample collected at eastern of two outlets of the storm water catch basin prior to discharge into drainage ditch.

Grab sample collected from area of concentrated flow prior to discharge into the drainage ditch.

Grab sample collected at outlet of the storm water catch basin prior to discharge into the drainage ditch

Drainage Area Descriptions(s)/ Industrial Activities:

The following activities are performed in drainage area: • PVC Pipe Manufacturing; • HDPE Pipe Manufacturing; • Dry Powder Blending; • PVC Pipe Grinding

(Recycling); • PVC Pipe and Materials

Storage; • Shipping & Receiving; • Rail delivery of Raw

Materials; • Pneumatic Transfer of Raw

Materials from Rail Cars to Material Silos;

• Raw Material Storage in aboveground Material Silos;

• PVC Pipe pallets loaded onto trucks with large propane fueled forklifts;

• Employee parking (non-industrial).

The following activities are performed in drainage area: • PVC Pipe Curing

(Cure Building) • Yard Area; • Maintenance Building; • Raw Material Delivery

via Rail Car; • Pneumatic Transfer of

Raw Materials from rail cars to Material Silos;

• Raw Bulk Material Storage in above ground Material Silos;

• Hazardous Materials and Waste Storage;

• Chemical and Oil Storage.

The following activities are performed in drainage area • Vehicle and

Equipment Parking and Storage;

• Vehicle Maintenance

The following activities are performed in drainage area • PVC Pipe Storage; • PVC Pipe Loading -

pallets loaded onto trucks with large propane fueled forklifts.

The following activities are performed in drainage area • Solid Waste Storage. • Storage of Used/

Damaged Pipe received from offsite sources

.

The following activities are performed in drainage area • Outdoor Material

Storage. • Micro-Material

Storage

Page 3: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials

3

Pollutants of Concern:

• PVC resin • HDPE pellets • PVC Dust • PVC Particulates • Oil and grease, • Motor oil, • Gear oil • Transmission Fluid • Diesel, • Gasoline; • Metals (copper, zinc) from

vehicles.

• PVC resin • Calcium Carbonate

PVC compound • PVC Particulates • PVC Dust • Motor oil, • Gear oil • Transmission Fluid • Diesel; • Gasoline; • Metals (copper, zinc)

from vehicles.

• Metals from vehicles; • Zinc; • Copper.

• Sediment from unpaved pipe storage and loading yard and equipment tracking

• Metals(copper, zinc) from vehicles

• Sediment tracking. • PVC particulates • Oils and Grease • Lead and zinc from

used and damaged pipe storage

• Metals(copper, zinc) from vehicles

• PVC resin • Calcium Carbonate

PVC compound • PVC Particulates • PVC Dust •

List of other Significant Materials:

• calcium carbonate, titanium dioxide,

• paraffin wax, • calcium stearate,

polyethylene wax, • tin stabilizer, • processing aid, • impact modifiers, pigments.

• Pigments • Stabilizers

• None Residual pollutants from equipment including:: • Oils and grease • Transmission Fluid; • Diesel; • Gasoline.

• Misc. solid waste and recyclables

• Pigments • Stabilizers

Non-Storm Water Discharges (NSWDs):

Irrigation Air conditioning condensate Fire suppression system testing

Air conditioning condensate Fire suppression system testing

Air conditioning condensate Fire suppression system testing

None None Air conditioning condensate

Best Management Practices (BMPs) PVC Pipe Manufacturing (Dry Powder Mixing, Pipe Extrusion, and Curing)

• All manufacturing activities occur inside an enclosed steel building with overhead coverage. • Employees trained in spill prevention and material handling. • Water used to cool the pipe is recycled and not discharged.

PVC Regrinding/Recycling

• Grinding occurs in enclosed steel building – doors kept closed during grinding activities. • Perform routine inspections during grinding activities to observe for escaping particles. Stop grinding and make corrective action immediately. • Facility maintains an air permit for grinding/bag house activities. • Storm water catch basins with float system. Designed to contain water to a pre-determined level prior to discharging into the drainage ditch. Wire meshed

placed across sump discharge point to capture plastics. • Identify any materials spills and clean immediately. • Avoid transporting punctured, or leaking bags from grinder area. • Plastic material containers that are punctured or leaking shall be repaired immediately and any errant plastic material shall be cleaned in a timely manner. • Inspect condition of transport pallets. • Install secondary containment to capture condensate from heat exchange unit.

Page 4: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials

4

Oil Shed • Enclosed Steel Building • Spill Control Kit • Used oil drums stored on secondary containment • Personnel Trained on save handling and spill response • Safety containment pallets during transport of waste oil

Paved Materials Storage Yard

• Containers regularly inspected to ensure in good condition & properly sealed. • Leaking containers or materials shall not be transported unless placed in secondary containment. • Pallets maintained in good conditions • Spills reported and cleaned up promptly in accordance with SPCC Plan • Fork lifts and equipment inspected at start of each shift for leaks • Preventative maintenance performed on equipment and discovered leaks repaired promptly.

Micro-Ingredient Storage Shed

• Majority of Materials stored in enclosed steel building • Berm installed at entrance prevent storm water from entering building • Totes of New Pigments and Stabilizers stored outside in sealed containers on pallets • Totes of Partially Used Pigments and Stabilizers stored outside on pallets

Aboveground Material Silos/Pump House

• Raw Material transfer operations observed for releases. • Maintain good housekeeping and organization. • Employees trained in spill prevention and response • Clean spills/leaks immediately, follow containment and clean up procedures • Work orders created to repair leaking convenience lines • Silo bases cleaned and inspected regularly. • Material Silos, pump house, and connection lines inspected regularly for corrosion and leaks.

Hazardous Materials and Hazardous Waste Storage

• Hazardous materials and waste stored undercover in designated areas only. • Secondary containment moat located around perimeter of hazardous materials and waste storage area. Valve maintained in closed position. Collected

spills and storm water removed for offsite treatment and disposal. • Materials stored in properly labeled and sealed containers. • Containers conditions routines inspected and resolved. • Employees trained in spill prevention and response • Spill kit maintained in area. • Spills/leaks cleaned immediately and properly containerized and disposed.

Page 5: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials

5

Rail Car Unloading/ Truck Unloading • Maintain good housekeeping for unloading station • Storm water catch basins with float system. Designed to contain water to a pre-determined level prior to discharging into drainage ditch. Wire meshed

placed across sump discharge point to capture plastics. • Pneumatic conveyance system maintained in good operation order and sealed to prevent escape of plastic materials during transfer. All connection

points sealed when not in use to prevent materials escape • Place geotextile fabric between and adjacent to rail tracks and under and adjacent to truck loading areas during material deliveries to capture spilled

plastics. Vacuum geotextile fabric to remove any spilled plastic material. • Use plastic catch pan to prevent material spillage at all connections • Place screening or mesh over vents • Close all rail car caps after disconnection • Inspect connection hoses for leaks or damage • Replace leaking or damaged hoses • Perform routine maintenance on bag house • Perform routine maintenance of catch basin inlets • Perform routine inspections of unloading area after unloading is complete • Clean any material or errant plastic material spills immediately

Pipe Storage and Loading Yard

• Erosion controlled by crushed rock • Vehicles/equipment regularly inspected • Leaks from equipment/vehicles promptly repaired once discovered • Drip pans and absorbent materials used under leaking equipment • No repairs or maintenance allows in parking area • Employees trained on spill response • Report spills to a supervisor • Parking lots checked regularly for signs of deterioration and poor housekeeping

Solid Waste and Used/Damaged Pipe Storage Yard

• Solid wastes (wood, paper, and other miscellaneous plant wastes) are placed in dumpsters for periodic transport to an offsite landfill. • Plastic materials managed in a manner that prevents materials from leaking from waste disposal containers or during waste hauling. • Outdoor storage of plastic waste materials shall be contained in covered roll-off bins to prevent leakage or allow material to migrate or discharge in storm

water. • All stored industrial materials not meant to be exposed to the elements that can contribute to storm water pollution by contact with storm water are

covered. • Roll off bins containing large (1-5 ft. in length) pieces of plastic pipe that were rejected during the manufacturing process at the facility, that are not

dispersible by wind, and are not covered. • Periodic inspections performed to observe for leaks and resolved promptly.

Page 6: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials

6

Drainage Ditch • Inspect drainage ditch regularly, including prior to storm events and the rainy season for erosion, sediment deposition, and debris collected in drainage

ditch. • Removed and properly dispose material and debris • Repair observed scour or areas of erosion

Storm Drain System

• Wire mesh placed over storm drain inlets to capture errant plastic materials. • Storm water catch basins with float system installed down gradient of manufacturing and associated material/chemical storage. Designed to contain

water to a pre-determined level prior to discharging into drainage ditch. Wire meshed placed across sump discharge point to capture plastics. • All storm water conveyance systems are inspected monthly during the dry season and weekly and after storms during the rainy season. Obstructions or

debris observed during inspection are removed promptly. Spilled or leaked materials that could be transported by storm water are also removed, and the source of the spill or leak is eliminated. Accumulated sediments, leaves, and other debris are removed from the catch basins annually (just before the wet season starts).

Facility Wide BMPs • Conduct housekeeping inspections weekly at a minimum to observe for errant plastic material, spills. Sweep paved areas using a vacuum sweeper

weekly, at a minimum. Maintain schedule and documentation of sweeping and housekeeping inspection activities. • Daily inspections are conducted in areas where small plastic particles are used including loading/unloading, grinding, and solid waste storage area to

observe for errant plastic materials. Vacuum sweepers shall be used to collect errant plastic material. • Outdoor storage of plastic material in durable, permanent structure that prevents exposure to weather that could cause material to migrate or discharge to

storm water. • Employees are trained annually on handling plastic materials, secondary containment BMPs, immediate spill response, and the plastic BMPs operation

and maintenance at the facility. • Facility maintains the housekeeping and routine inspection schedule, spill response and prevention procedures, and employee training materials

regarding plastic material handling. These records are kept onsite and in the SWPPP. • Gravel and vegetative cover used in select areas to minimize erosion and sediment discharge • General facility inspections conducted weekly by EH&S officer. Inspections include good housekeeping, leaks and spills, and non-storm water discharges. • Conduct pre-storm event facility inspections performed to identify BMP deficiencies before forecasted storm events • Conduct post-storm event facility inspections conducted to assess conditions of facility after rain events to identify BMP maintenance needs. • All facility vehicles and trucks on regular preventative maintenance schedule to reduce potential for leaks and spills • Equipment maintenance schedules designed to ensure that all site-associated equipment is operating correctly, minimizing potential spills, leaks and

upset conditions. Schedules for equipment maintenance are set according to specifications of the equipment's manufacturers. Additional maintenance is conducted as needed when equipment malfunctions are observed. Additional maintenance is conducted as needed when equipment malfunctions are observed.

• A drip pan or catchment is used whenever maintenance procedures may result in spills or drips. • Spill kits containing absorbent material are located near bulk materials silos, vehicle maintenance area, oil shed, and hazardous materials and waste

storage areas. • Landscape maintenance is performed bi-monthly by subcontractor. Landscaped areas are watered when necessary using minimum amounts of water to

maintain vegetation. Use of fertilizers and pesticides are used on an as needed basis in accordance with manufacturer recommendations.

Page 7: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials

7

Employee Training • Employees trained annually on handling plastic materials, spill response, and preventative procedures. Training includes environmental hazards of

plastic discharges, employee responsibility for corrective actions to prevent errant plastic materials, and standard procedures for containing, cleaning, and disposing of errant plastic materials.

• Employees operating outdoor pneumatic or conveyance systems for transferring plastic materials shall be trained how to operate these systems in a manner that prevent the loss of materials, such as secondary containment, spill response, and checks to ensure the system is empty during connection changes.

Page 8: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Legend Property Fence Line Industrial Operation Boundary

Non-industrial Area Boundary

Overhead Cover

Pervious Area

Impervious Area

Stormwater Conveyance

Moat Containment

Flow Direction

Storm Drain Inlet

Discharge / Sample Location

Downspout

Valve

Sample I.D.

Vent

A

Drainage Ditch Discharges to Jane Creek

5 Miles West

Figure 1: Facility Layout – Plastic Pipe, Inc.

E

D

N

A Railroad Spur

Vehicle / Equipment Parking & Maintenance

F

B

Solid Waste Storage

Pipe Storage and Loading Yard

Run-on

C Outdoor Material Storage

Hazardous Materials and Waste Storage

Oil Shed

Material Silos

Page 9: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Legend Stormwater Conveyance

Moat Containment

Flow Direction

Storm Drain Inlet

Discharge / Sample Location

Downspout

Valve

A Sample I.D.

Drainage Area

(SEE FIGURE 1 for additional legend descriptors)

Drainage Ditch Discharges to Jane Creek

5 Miles West

Figure 2: Drainage Area Map – Plastic Pipe, Inc.

E

D

N

A Railroad Spur

Vehicle / Equipment Parking & Maintenance

F

B

Solid Waste Storage

Pipe Storage and Loading Yard

Run-on

C

1

6 Outdoor Material Storage

Hazardous Materials and Waste Storage

5 Oil Shed 4

2

1 3

Material Silos

Page 10: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

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SWPPP Excerpt From Plastic Pipe, Inc.

POLLUTANT SOURCE ASSESSMENT This section presents a list of all industrial activities, materials, and potential pollutant sources at the facility. It also identifies specific pollutants associated with these sources, activities and/or areas that have the potential for spills and leaks, and the pollutant sources that are susceptible to exposure with storm water and non-storm water discharges (NSWDs). A pollutant source assessment has been conducted for each industrial area and/or activity at the facility as required by Section X.G.2 of the General Permit.

Description of Potential Pollutant Sources

Industrial activities and processes at the Site that could be potential pollutant sources in storm water discharges are described below. A list of the types of industrial materials used at the Site, and the locations where these materials are stored, received, shipped, and handled, as well as an assessment if there is a direct or indirect pathway for these materials to come into contact with and contribute pollutants to storm water and non-storm water discharges are presented below. Locations of all material storage areas and associated BMPs are shown in the site figures. Industrial Activities

PVC Pipe Manufacturing: Manufacturing of rigid Polyvinyl chloride (PVC) pipe, High density polyethylene (HDPE) Pipe. Reprocess scrap rigid PVC pipes through a reclaim system. Manufacturing activities conducting are conducted inside enclosed building within Drainage Areas A and B. Pollutants associated with PVC manufacturing include: PVC resin, Calcium, Carbonate PVC compound, PVC Particulates, PVC resin, HDPE pellets, PVC Dust, PVC Particulates, Oil and grease, Motor oil, Gear oil, Transmission Fluid, Diesel, Gasoline; Metals (copper, zinc) from vehicles. These pollutants occur inside building and are not directly exposed to storm water or authorized non-storm water discharges. Potential indirect exposure to storm water discharges could occur from deposition of particulate matter on roof from roof vents and tracking of materials from the manufacturing building.

PVC Regrinding/Recycling: PVC pipe is re-ground for use in the manufacturing of new PVC pipe or for recycling. PVC regrinding and recycling occurs in an enclosed covered building within drainage area B. Pollutants associated with PVC regrinding and recycling include: PVC Particulates, PVC Dust, PVC Particulates, Oil and grease, Motor oil, Gear oil, Transmission Fluid, Diesel, Gasoline; Metals (copper, zinc) from vehicles. These pollutants occur inside building and are not directly exposed to storm water or authorized non-storm water discharges. Potential indirect exposure to storm water discharges could occur from deposition of particulate matter on roof from roof vents and tracking of materials from the manufacturing building.

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SWPPP Excerpt From Plastic Pipe, Inc. Vehicle and Equipment Parking and Storage: Vehicles and equipment are stored outdoors at this facility. Pollutants associated with vehicle storage are copper from brake pads and zinc from tires. Common maintenance activities occurring in this area also include oil changes, brake replacements, fueling, tire replacement, and general maintenance.

Material Handling and Storage

Potential pollutant source materials are handled and stored at the locations described below. A description of the types of pollutants, as well as an assessment of the potential direct and indirect pathways by which pollutants may be exposed to storm water or authorized non-storm water discharges is provided for each material handling and storage area.

Oil Shed: Petroleum-based fluids (oil, lubricants, anti-freeze) are stored in a covered Oil Shed in Drainage Area B. A secondary containment moat is installed around the perimeter of the oil shed. Potential pollutants include oil and grease, lubricants. All materials are stored under cover on raised platforms and are not exposed to storm water discharges. Potential indirect contact with storm water could occur from tracking.

Materials Silos/Pump-House: Six above ground covered materials silos are located in Drainage Areas A and B. The materials silos are used to store PVC pellets. Potential pollutants PVC pellets. Potential indirect contact with storm water discharges could occur if spillage occurred during pellet transfer.

Hazardous Materials and Hazardous Waste Storage: Hazardous materials and hazardous waste are temporarily stored in a covered hazardous materials and waste storage area in Drainage Area B. Potential pollutants include oil and grease, lubricants, used resins. All materials are stored under cover on raised platforms and are not exposed to storm water discharges. Potential indirect contact with storm water could occur from tracking or spillage during transfer.

Materials Yards: Materials including new and used PVC pipe, equipment, sealed drums are stored in Drainage Areas A and D. New pipe is stacked on elevated racks or pallets prior to offsite shipping. Used pipe for recycling or regrinding is stored on pallets. Potential pollutants include PVC dust, copper, zinc, oils. The stored pipes are exposed to storm water discharges.

Micro-Ingredient Storage Shed: Chemical used in the manufacturing of rigid PVC and HDPE Pipe are stored inside a covered and enclosed micro-ingredient storage shed in Drainage Areas F and C. Manufacturing activities conducting are conducted inside enclosed building within Drainage Areas A and B. Pollutants associated with chemical storage include PVC resin, Calcium, Carbonate and PVC compound. These pollutants occur inside building and are not directly exposed to storm water or authorized non-storm water discharges. Potential indirect exposure to storm water discharges could occur if spillage during transfer or tracking of materials from the storage shed.

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SWPPP Excerpt From Plastic Pipe, Inc. Solid Waste Storage: Solid waste is stored in covered dumpsters in Drainage Area E in covered bins. Potential pollutants include PVC particulates, sediment, oil and grease. Potential direct exposure to storm water could occur during waste transfer.

3.1.3 Dust and Particulate Generating Activities

Dust and particulate-generating industrial activities occur on-site associated with the pipe regrinding activities. The manufacturing building is equipped with an air filter system, but particulates could settle on the roof at the roof vents.

3.1.4 Erodible Surface

Potential soil erosion may occur in the northwest portion of the site in the unpaved solid waste storage area in Drainage Area E. The remaining permeable areas include landscaped areas in the southern-central portion of the site adjacent to the employee parking area that have minimal exposed soil and have a low likelihood of erodible surfaces.

Page 13: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

pH Calibration Log 

pH BufferSolution 

Temperature (oF)Calibrated 

pH* 

1‐Aug‐15 10:00 AM Jane A 4.01 98 4.30 Buffer solution was left in the hot warehouse.

1‐Aug‐15 10:05 AM Jane A 7.00 95 7.50 Buffer solution was left in the hot warehouse.

1‐Aug‐15 10:10 AM Jane A 10.01 90 11.00 Buffer solution was left in the hot warehouse.4‐Jan‐15 9:05 AM Jane A 4.01 72 4.024‐Jan‐15 9:10 AM Jane A 7.00 73 7.014‐Jan‐15 9:15 AM Jane A 10.01 72 10.001‐Aug‐16 10:00 AM Jane A 4.01 72 4.021‐Aug‐16 10:05 AM Jane A 7.00 73 7.101‐Aug‐16 10:10 AM Jane A 10.01 73 10.064‐Jan‐17 9:00 AM Jane A 4.01 72 4.014‐Jan‐17 9:05 AM Jane A 7.00 73 7.104‐Jan‐17 9:10 AM Jane A 10.01 buffer bottle broke, will be replaced.1‐Aug‐17 10:00 AM Jane A 4.01 81 4.101‐Aug‐17 10:05 AM Jane A 7.00 80 7.011‐Aug‐17 10:10 AM Jane A 10.01 79 10.054‐Jan‐18 11:00 AM Jane A 4.01 71 4.104‐Jan‐18 11:05 AM Jane A 7.00 70 7.24‐Jan‐18 11:10 AM Jane A 10.01 70 10.1

Comments about meter and calibration event.

Plastic Pipes, Inc.

pH standard

Date Time Analyst’s Name

Page 14: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

001 Industrial WaySan Diego, CA 92113

Tel: (619) 555-0000Fax: (619) 555-0001

Order ID: SW2015123ASTLab Report No: W12VZGl5

Remarks: Ran out of amber bottles for Oil and Greas sampling. Typ Typ Typ Typ Typ Typ Typ Typ Typ TypGrab Grab Grab

Shipping Info: FEDEX: CLIENT: XAirbill No:Temp C° Intact: Not Intact:

33° XSample Description Date/Time

Collected10/12/20151:55 PM10/12/20152:15 PM10/12/20152:30 PM10/12/20152:45 PM10/12/20153:05 PM10/12/20153:15 PM

5,1

Sampling Location F

Sampling Location E

Sampling Location D

Sampling Location C

Sampling Location B

Sampling Location A

xx

xxx

xxx

x

x

xx

xx

x

xx

x

3

3

3

3

3

3

W

W

W

W

W

W

Chain of Custody

Client: Contact: Phone #: Fax #:Plastic Pipes, Inc. John Doe ( 999 ) 555-1111 (999 ) 555-1112Address: 123 A Street City: San Diego State: CA Zip Code: 92113Order ID: SW2015123AST Lab Report No: W12VZGl5Bill (if different than above): Address:Sampler (Print/Sign): John Doe Copies To:

LAB USE ONLY Sample Details

UPS:

TSS

O&

G

Zn, Pb, C

u

Matrix No. of Containers

COMMENTS:

Relinquished By: Date/Time Received By: Date/Time

W - Water S - Soilds A- Air

Preservative:

John DoeSignature:

10/22/20154:00 PM

Jane LabSignature:

10/22/20154:00 PM

AAA Analytics, Inc.

Page 15: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials Lab Data Summary

Analytical Method SM 4500-HB SM 2540-D EPA 1664A EPA 200.8 EPA 200.8 EPA 200.8

Units pH SU mg/L mg/L mg/L mg/L mg/L

A 10/12/2015 7.51 35.00 7.50 0.20 0.060 0.03012/4/2015 7.70 45.00 5.00 0.10 0.080 0.0202/10/2016 7.49 47.00 12.00 0.15 0.050 0.0202/11/2016 6.00 80.00 8.00 0.10 0.050 0.030

B 10/12/2015 7.45 350.00 6.70 0.22 0.090 0.01012/4/2015 7.50 300.00 7.80 0.24 0.060 0.0302/10/2016 7.20 285.00 14.00 0.23 0.050 0.0202/11/2016 5.70 400.00 15.00 0.30 0.050 0.010

C 10/12/2015 7.54 55.00 10.00 0.10 0.120 0.03012/4/2015 7.70 40.00 9.50 0.11 0.100 0.0402/10/2016 7.35 47.00 9.20 0.14 0.200 0.0502/11/2016 5.80 90.00 5.00 0.18 0.130 0.050

D 10/12/2015 7.80 90.00 9.40 0.10 0.170 0.06012/4/2015 7.65 100.00 5.95 0.10 0.150 0.0802/10/2016 7.25 85.00 14.10 0.11 0.120 0.0802/11/2016 5.90 80.00 17.20 0.12 0.100 0.040

E 10/12/2015 7.50 420.00 1.15 0.10 0.920 0.02012/4/2015 7.90 320.00 1.80 0.13 0.980 0.0302/10/2016 7.90 390.00 3.50 0.12 1.150 0.0102/11/2016 NA NA NA NA 0.820 0.020

F 10/12/2015 7.20 390.00 9.80 0.15 0.520 0.02812/4/2015 7.46 360.00 9.50 0.21 0.450 0.0332/10/2016 7.15 480.00 13.00 0.18 0.460 0.0292/11/2016 6.50 425.00 12.20 0.25 0.770 0.027

213.28 8.33 0.15 0.318 0.0344Annual NAL: NA 100 15 0.26 0.262 0.0332Instant NAL: x <6 or x >9 400 25 NA NA NA

Sampling Location Date

2015-2016 Annual Average:

CopperLeadpH TSS Oil & Grease Zinc2015-2016 Reporting Year

1

Page 16: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials Lab Data Summary

Analytical Method SM 4500-HB SM 2540-D EPA 1664A EPA 200.8 EPA 200.8 EPA 200.8

Units pH SU mg/L mg/L mg/L mg/L mg/L

A 9/29/2016 7.30 34.00 8.00 0.18 0.050 0.05012/20/2016 7.80 41.00 6.50 0.15 0.050 0.0701/17/2017 7.79 40.00 11.10 0.18 0.080 0.0506/6/2017 7.98 51.00 7.60 0.17 0.090 0.040

B 9/29/2016 7.55 338.00 7.60 0.13 0.070 0.01012/20/2016 7.20 88.00 8.70 0.22 0.180 0.0301/17/2017 8.00 68.00 15.00 0.14 0.250 0.0406/6/2017 7.90 68.00 14.00 0.19 0.160 0.010

C 9/29/2016 7.55 65.00 11.00 0.16 0.180 0.05012/20/2016 7.81 45.00 8.50 0.18 0.200 0.0501/17/2017 7.29 51.00 11.20 0.11 0.220 0.0406/6/2017 7.66 62.00 6.30 0.20 0.150 0.060

D 9/29/2016 7.82 90.00 7.00 0.11 0.290 0.06012/20/2016 7.56 82.00 6.60 0.13 0.220 0.0401/17/2017 7.29 81.00 5.40 0.16 0.110 0.0506/6/2017 7.62 59.00 7.00 0.15 0.190 0.030

E 9/29/2016 7.60 387.00 8.20 0.15 0.920 0.01012/20/2016 7.80 89.00 8.10 0.14 0.750 0.0301/17/2017 7.98 97.00 6.50 0.22 0.810 0.0106/6/2017 7.90 71.00 8.20 0.16 0.930 0.010

F 9/29/2016 6.60 400.00 9.10 0.17 0.430 0.02012/20/2016 7.50 356.00 10.20 0.18 0.440 0.0191/17/2017 7.45 297.00 7.90 0.21 0.480 0.0186/6/2017 7.88 301.00 8.80 0.18 0.490 0.024

135.88 8.69 0.17 0.323 0.0342Annual NAL: NA 100 15 0.26 0.262 0.0332Instant NAL: x <6 or x >9 400 25 NA NA NA

2016-2017 Annual Average:

Oil & Grease Zinc Lead

Sampling Location Date

2016-2017 Reporting Year CopperpH TSS

2

Page 17: Site Scenario: Plastic Materials · Site Scenario: Plastic Materials 1 General Description of Type of Industry WDID 9XXIXXXXXX Owner: Plastic Pipes, Inc. ... Grinder Building, Material

Site Scenario: Plastic Materials Lab Data Summary

Analytical Method SM 4500-HB SM 2540-D EPA 1664A EPA 200.8 EPA 200.8 EPA 200.8

Units pH SU mg/L mg/L mg/L mg/L mg/L

A 9/29/2017 7.98 55.00 5.50 0.22 0.050 0.01011/14/2017 7.80 65.00 7.50 0.23 0.100 0.0103/14/2018 7.39 67.00 11.00 0.13 0.090 0.0104/18/2018 NA NA NA NA NA NA

B 9/29/2017 7.44 201.00 7.60 0.19 0.090 0.01011/14/2017 7.90 105.00 8.70 0.20 0.190 0.0203/14/2018 7.60 99.00 12.00 0.13 0.270 0.0104/18/2018 7.50 29.00 10.00 0.12 0.120 0.010

C 9/29/2017 7.55 75.00 11.00 0.18 0.210 0.05011/14/2017 7.32 60.00 8.50 0.20 0.220 0.0403/14/2018 7.33 67.00 9.10 0.16 0.270 0.0304/18/2018 NA NA NA NA NA NA

D 9/29/2017 8.00 116.00 7.00 0.21 0.290 0.08011/14/2017 7.90 109.00 7.20 0.16 0.210 0.0603/14/2018 7.80 65.00 9.10 0.16 0.190 0.0404/18/2018 NA NA NA NA NA NA

E 9/29/2017 7.40 190.00 7.10 0.23 0.410 0.01011/14/2017 7.80 88.00 8.10 0.19 0.520 0.0203/14/2018 7.70 79.00 5.50 0.23 0.490 0.0104/18/2018 NA NA NA NA NA NA

F 9/29/2017 7.42 250.00 10.00 0.22 0.430 0.02011/14/2017 7.70 220.00 9.50 0.18 0.480 0.0503/14/2018 7.65 180.00 11.20 0.25 0.360 0.0404/18/2018 7.85 185.00 8.80 0.23 0.490 0.040

115.25 8.72 0.19 0.274 0.0285Annual NAL: NA 100 15 0.26 0.262 0.0332Instant NAL: x <6 or x >9 400 25 NA NA NA

Sampling Location Date

2017-2018 Annual Average:

CopperpH TSS Oil & Grease Zinc Lead2017-2018 Reporting Year

3