Water Security Initiative Building Laboratory Capabilities for Responding to Possible Water...
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Water Security Initiative Building Laboratory Capabilities for Responding to Possible Water Contamination Elizabeth Hedrick U.S. Environmental Protection
Water Security Initiative Building Laboratory Capabilities for
Responding to Possible Water Contamination Elizabeth Hedrick U.S.
Environmental Protection Agency Water Security Division Water
Laboratory Alliance Security Summit Nashville, Tennessee March
22-23, 2012 1
Slide 2
Background on EPAs Water Security Initiative Sampling and
Analysis for Water Security Responding to Possible Water
Contamination Process for Building Laboratory Response Capabilities
Example Utility Capabilities for Water Security Upcoming WSi-CWS
S&A Products for Water Utilities Presentation Overview 2
Slide 3
WSi-CWS System Architecture
Slide 4
WSi-CWS Demonstration Pilots Greater Cincinnati Water Works
(June 2006-June 2009) San Francisco Public Utilities Commission
(July 2008 September 2012) New York City Department of
Environmental Protection (July 2008 September 2012) Philadelphia
Water Department (Dec 2008 Dec 2012) Dallas Water Utilities (Dec
2008 Dec 2012)
Slide 5
Responding to Possible Contamination In the absence of
information to guide the analytical investigation, laboratory
analyses are performed for a wide range of contaminants of concern
to water security. Through advance planning, water utilities can
identify contaminants of concern to water security, methods for
analyses, and laboratory response partners. 5
Slide 6
What are contaminants of concern to water security? How do I
find appropriate methods? How do I determine if acquiring a new
in-house method capability for water security is sustainable in the
long run? Are there special considerations I should be aware of if
I want to use my regulatory compliance lab partners? Who are
possible lab partners for contaminants such as chemical warfare
agents, radionuclides, and select pathogens, and how do I engage
them during planning? When is Federal assistance available to my
utility for laboratory analyses? Challenges Facing Utilities 6
Slide 7
New WSi-CWS Guidance for Water Utilities Water Security
Initiative: Guidance for Building Laboratory Capabilities to
Respond to Drinking Water Contamination Answers common questions
utilities have regarding building laboratory capabilities for
responding to a wide range of contaminants of concern to water
security. Is the first of a series of guidance documents for water
utilities desiring to build field and laboratory capabilities for
Contamination Warning Systems, or desiring to enhance water
security practices for sampling and analysis. 7
Slide 8
Process for Building Laboratory Response Capabilities 8
Slide 9
Example Utility Response Capabilities Contaminant
ClassContaminantsMethodLaboratoryNotes Pathogens Bacillus anthracis
Burkholderia spp. Francisella tularensis Yersinia pestis Variola
(orthopoxvirus) LRN BT Agent Screening Protocol State LRN
LabCollect 100 L. Notify local health department to activate LRN
lab if needed. Cryptosporidium parvum EPA 1622Utility Biotoxins
Brevitoxin a- Conotoxin Microcystin LR Tetrodotoxin SOP#53
Biotoxins and Pharma by LC-MS/MS UtilityIn-house developed and
validated method. Carbamate Pesticides Aldicarb, Carbofuran,
OxamylEPA 531.1Commercial lab. Rodenticides Crimidine Strychnine
SOP#53 Biotoxins and Pharma by LC-MS/MS UtilityIn-house developed
and validated method. Heavy Metals, Mercury, Arsenic Pb, Cd, Hg,
As, plus metals screenEPA 200.8Utility Organophosphate Pesticides,
PCBs Dichlorvos, Mevinphos, fenamiphos screen, PCBs (as Aroclors)
EPA 525.2Utility CWA Degradates Screen: Ethyl methylphosphonic
acid, Ethyl hydrogen dimethyl-amidophosphate ASTM
D7597-09Commercial lab.ERLN lab for confirmation of parent CWA if
positive on screen.
Slide 10
Example Utility Response Capabilities, contd Contaminant
ClassContaminantsMethodLaboratoryNotes Herbicides ParaquatEPA
549.2Commercial lab. Cyanide Total cyanideEPA 335.4Commercial
labUtility performs free CN analysis in field. Gasoline and
Petroleum Products BTEX/volatiles indicative of gasoline EPA
524.2Utility Pharmaceuticals Colchicine Digoxin Plus illicit drug
screen SOP#53 Biotoxins and Pharma by LC- MS/MS UtilityIn-house
developed and validated method. Radionuclides Gross Alpha/Beta
Screen: Uranium -238 Strontium -90 EPA OO-02/900.0State Health Lab
Radionuclides Gamma Emitters Cesium-137EPA 901.1State Health
LabUtility performs beta/gamma screen in the field. In response to
possible contamination, all labs are notified and readied. Samples
are collected for all methods outlined above. If the investigation
can not be closed, all samples are analyzed. 10
Slide 11
Upcoming WSi-CWS S&A Products for Water Utilities Guidance
Building Laboratory Capabilities to Respond to Water Contamination
Baseline Monitoring of Field and Laboratory Methods Development of
Effective Procedures for Incident Response Sampling and Analysis
Training Hazard Awareness and Safe Work Practices for Responding to
Possible Water Contamination Hazard Assessment Tools for Water
Utilities Journal Articles S&A for Select Pathogen Analysis A
Water Utility Case Study Partnering With HazMat WSi Pilot Utility
Perspectives and Lessons Learned 11
Slide 12
Contact Information Elizabeth Hedrick U.S. EPA 513-569-7296
[email protected] 12