Kristen O’ReillyWater Quality

Program Specialist

A Range of Illicit DischargeExperiences - Mobile Washers to

Pools and Many in Between

Mobile Washers &Power Washing

• Frequency of vehicle detailing in parking lots without BMPs

• Frequency of power washing without BMPs

• 2014 City Council complaint

• “Good” washers complain about lack of enforcement

Mobile Washers & Power Washing

What did we do?• Developed BMP Guidance

• Mailing

• Sponsored a Workshop

• Enforcement Blitzes

• Developed “Field Notice ofViolation”

• Weekend Enforcement

• Worked with CityTransportation and BuildingMaintenance staff

OK1

Slide 3

OK1 Craig to ask John and AndrewCode Enforcement noticed improved compliance. see their email.O'Reilly, Kristen, 9/13/2017

• “BMPs for Pressure Washers, Vehicle Detailers and OtherSurface Cleaning Operations”

• “Acceptable Practices for Disposal of Wash Water”

• “Containment, Collection and Filtering Products”

Mobile Washers & Power Washing

Guidance

Mobile Washers & Power Washing

Challenges/ Recommendations

• Workshops

• Guidance

• Enforcement andmonitoring

• Problems with disposal anddraining to a landscapedarea.

Problem: chlorinated water, salt water, volumeof discharge, maintenance waste

Residential pools: Average 20 – 30,000 gallons

Commercial pools: > 1,400 and 50 new ones /yr.

Pools

• Developed BMP Guidance

• Presentations– Pool Operator Meetings

• Mailings– Pool service companies

Pools

What did we do?

• “ BMPs for Swimming Pools and Spas”– Drain to Yard or Landscaped Area: Dechlorinate below 0.1 mg/liter.– Drain to Storm Drain System– Drain to Sanitary Sewer

Pools

Guidance

• What to do with salt water?

• Contacting residents with pools?

• Contacting pool construction/ maintenance contractors?

Pools

Challenges/ Recommendations

• Every commercial structurebuilt has a dumpster pad

• Dumpsters built over astorm drains

• Plugs missing. Mostdumpsters leak.

• Impacts

Dumpster Pads

Building Standards Policy Paper• Dumpster pad cannot have a

storm drain.

• Any storm drain must be aminimum of 20’ from pad.

• Dumpster pad can drain to thesanitary sewer provided:– It is connected via a grease interceptor

– The entire pad must be under cover

– The area surrounding the pad must besloped away from the pad.

– The pad itself must also be slopedtoward the interior.

Dumpster Pads

What did we do?

• No guidance for coverdimensions

• Justification for 20 feet?

• Drainage to storm drainanyway?

• Authority of guidance?

• Build relationship withMechanical/ Plumbing CodeAdministrator

Dumpster Pads

Challenges/ Recommendations

Fiber Optic Drilling

• Damages to sewer and water lines

• Sediment slurry discharges to stormwater drainage systemand local creeks

• Developed guidance• Presentations• Disposal facilities• CDOT ROW inspectors• NOVs to prime & subs

Fiber Optic Drilling

What did we do?

• Emphasized vacuumcollection as the prime BMP

Fiber Optic Drilling

Guidance

• Volume and frequency ofwork

• Contractors from all overthe country

• Lack of proper equipmentby subcontractors

• Disposal sites?

• Communicate w primecontractors!

Fiber Optic Drilling

Challenges/ Recommendations

Don’t pump yourpool into me!

Questions? Input?

Kristen O’Reilly, ph: (704) 517 0814, email: koreilly@ci.charlotte.nc.usCharlotte Mecklenburg Storm Water Services http://charlottenc.gov/stormwater