Advisory Panel on Emerging Contaminants
Unregulated Chemical ContaminantsAPEC Update – September 27, 2013
Unregulated Chemical Contaminants
Committee met on July 27, 2013 to finalize outline for White Paper
Section assignments made
Unregulated Chemical Contaminants
Section One. Introduction
◦1.1 Background of the APEC (Chemical)
◦1.2 Sources of Water
◦1.3 Water Use throughout State
◦1.4 Description of Urban Water Cycle
◦1.5 Exposure Pathways (drinking water, irrigation, etc.)
Unregulated Chemical Contaminants
Section Two. Unregulated Chemical Contaminants Found in Arizona Waters
◦ 2.1 The List
◦ 2.2 Defining Emerging Contaminants
◦ 2.3 Where are they found in AZ?
◦ 2.4 Toxicity
◦ 2.5 Associated Compounds and Other Compounds of
Interest
◦ 2.6 Current Research
Unregulated Chemical Contaminants
List of Potential Contaminants for StudyEstrone
Bisphenol A
EE2 (17a ethynylestradiol)
4-Octylphenol
4-Nonylphenol 2
Ibuprofen
Triclosan
Sucralose
PFOS
PFOA
Iopromide
Atrazine
TCEP
Benzotriazole
TCPP
Sulfamethoxazole
Carbamazepine
Fluoxetine
TonalideDEET
This list is currently being utilized by the Arizona Laboratory on Emerging Contaminants.
- List was generated based on screening criteria that was referenced in the report “Development of indicators and surrogates for chemical contaminant removal during wastewater treatment and reclamation” (WRF 03-014)
Unregulated Chemical Contaminants
List of Potential Contaminants for Study
◦Additional Contaminants of Possible Interest Perchlorate 1,4-Dioxane Hexavalent Chromium 1,2,3 – Trichloropropane (TCP) N-Nitroso-dimethylamine (NDMA) Others????
Unregulated Chemical Contaminants
Section Three. Information & Recommendations for Utilities
◦3.1 Utility Efforts in Research
◦3.2 Current Treatment Technologies
3.2.1 Advanced Treatment Utilities
◦3.3 Sampling & Analysis
◦3.4 Laboratories
Unregulated Chemical Contaminants
Section Four. Information & Recommendations for the Public
◦4.1 Quality over Quantity – Making Better
Choices at Home and at Work
◦4.2 Point of Use Devices
◦4.3 Take Back Programs
Section Five. Summary/Discussion
Unregulated Chemical Contaminants
Next Steps…
◦Committee is preparing drafts of each section of the white paper.
◦Final Draft for Review by November 30, 2013
◦Discussion
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