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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

Acenaphthylene


Status: Unregulated - EPA has not established a maximum legal limit in tapwater for this contaminant.

Acenaphthylene is a component of crude oil and coal tar, and a pollutant from petroleum refining, coal tar distillation, municipal wastewater treatment facilities and municipal waste incinerators.

 
Detected
Found above
health guidelines
Found above
legal limit
States
3
-
-
Water utilities
4
-
-
People Served
310,372
-
-

Health Concerns for Acenaphthylene:


Acenaphthylene Exposure by State

Water utilities in 3 states have reported detecting Acenaphthylene in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.

StateWater Suppliers with Acenaphthylene contamination
SystemsPopulation
Delaware1201,000
Rhode Island199,166
California210,206
Total4310,372

The Most Polluted Communities

4 water utilities reported detecting Acenaphthylene in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Acenaphthylene level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Lost Hills Utility District
Lost Hills, CA
2,7721 of 20.38 ppb
(0 to 0.77 ppb)
2Golden Hills Csd
Tehachapi, CA
7,4341 of 50.02 ppb
(0 to 0.11 ppb)
3City of Pawtucket
Pawtucket, RI
99,1661 of 15< 0.01 ppb
(0 to 0.07 ppb)
4Artesian Water Company
Newark, DE
201,0001 of 73< 0.01 ppb
(0 to 0.1 ppb)

Testing Summary for Acenaphthylene

Are tests routinely required for Acenaphthylene by federal law?No
Water suppliers reporting tests for Acenaphthylene (2004-2009):2,606 of 47,576
Average testing rate for water supplier reporting tests (2004-2009):0.4 per year

Persistence and bioaccumulation

Type of concern: Reference:
Persistent, bioaccumulative in wildlife EPA PBTs - Waste Minimization Program (RCRA)

Cancer

Type of concern: Reference:
Cancer - not classifiable/not likely to be human carcinogen EPA Integrated Risk Information System (IRIS)
One or more in vitro tests on mammalian cells show positive mutation results RTECS®- Mutation Research 1996
One or more in vitro tests on mammalian cells show positive mutation results RTECS®- Mutation Research 2005
One or more in vitro tests non-mammalian cells show positive mutation results RTECS®- Cancer Research 1979
One or more in vitro tests non-mammalian cells show positive mutation results RTECS®- Mutation Research 2004

Ecotoxicology

Type of concern: Reference:
Wildlife and environmental toxicity EPA Clean Water Act - Priority Pollutants



Government, industry, academic studies and classifications

government/industry list/academic study appears on list as classification(s)
EPA Clean Water Act - Priority PollutantsACENAPHTHYLENE•Priority water pollutant under the Clean Water Act
EPA PBTs - Waste Minimization Program (RCRA)ACENAPHTHYLENE•Persistent, bioaccumulative toxicant - Resource Conservation and Recovery Act, priority chemical for voluntary waste/emission reductions
EPA Integrated Risk Information System (IRIS)ACENAPHTHYLENE•Group D: Not classifiable as to human carcinogenicity (EPA classification)
RTECS®- Cancer Research 1979ACENAPHTHYLENE• mutagenic - Positive mutation assay: Mutation in Micro-organism (Salmonella typhimurium )
RTECS®- Mutation Research 1996ACENAPHTHYLENE• mutagenic - Positive mutation assay: Mutation in Mammalian Somatic Cells ( human lym)
RTECS®- Mutation Research 2004ACENAPHTHYLENE• mutagenic - Positive mutation assay: Mutation in Micro-organism (Salmonella typhimurium )
RTECS®- Mutation Research 2005ACENAPHTHYLENE• mutagenic - Positive mutation assay: Morphological Transform (mouse emb)



references

government/industry list/academic study reference
EPA Clean Water Act - Priority Pollutants
EPA PBTs - Waste Minimization Program (RCRA)EPA (U.S. Environmental Protection Agency). 1998. Resource Conservatin and Recovery Act (RCRA) Waste Minimization Program - priority chemicals for elimination or reduction.
EPA Integrated Risk Information System (IRIS)EPA (U.S. Environmental Protection Agency). 2008. Integrated Risk Information System (IRIS). Evidence for human carcinogenicity based on 1986-2005 guidelines.
RTECS®- Cancer Research 1979RTECS®- Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 39,4152,1979
RTECS®- Mutation Research 1996RTECS®- Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 371,123,1996
RTECS®- Mutation Research 2004RTECS®- Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 557,99,2004
RTECS®- Mutation Research 2005RTECS®- Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 588,7,2005

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