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.
| State | Water Suppliers with Acenaphthylene contamination | |
|---|---|---|
| Systems | Population | |
| Delaware | 1 | 201,000 |
| Rhode Island | 1 | 99,166 |
| California | 2 | 10,206 |
| Total | 4 | 310,372 |
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
| Rank | System | Population Served | Positive test results of total reported tests | Average Level (Range) |
|---|---|---|---|---|
| 1 | Lost Hills Utility District Lost Hills, CA | 2,772 | 1 of 2 | 0.38 ppb (0 to 0.77 ppb) |
| 2 | Golden Hills Csd Tehachapi, CA | 7,434 | 1 of 5 | 0.02 ppb (0 to 0.11 ppb) |
| 3 | City of Pawtucket Pawtucket, RI | 99,166 | 1 of 15 | < 0.01 ppb (0 to 0.07 ppb) |
| 4 | Artesian Water Company Newark, DE | 201,000 | 1 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 Pollutants | ACENAPHTHYLENE | •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 1979 | ACENAPHTHYLENE | • mutagenic - Positive mutation assay: Mutation in Micro-organism (Salmonella typhimurium ) |
| RTECS®- Mutation Research 1996 | ACENAPHTHYLENE | • mutagenic - Positive mutation assay: Mutation in Mammalian Somatic Cells ( human lym) |
| RTECS®- Mutation Research 2004 | ACENAPHTHYLENE | • mutagenic - Positive mutation assay: Mutation in Micro-organism (Salmonella typhimurium ) |
| RTECS®- Mutation Research 2005 | ACENAPHTHYLENE | • 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 1979 | RTECS®- Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 39,4152,1979 |
| RTECS®- Mutation Research 1996 | RTECS®- Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 371,123,1996 |
| RTECS®- Mutation Research 2004 | RTECS®- Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 557,99,2004 |
| RTECS®- Mutation Research 2005 | RTECS®- Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 588,7,2005 |
"RTECS®" is a United States trademark owned and licensed under authority of the U.S. Government, by and through MDL Information Systems, Inc.