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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

Aroclor 1260


Status: Regulated - EPA has established a maximum legal limit in tapwater for this contaminant.

Aroclor 1260 is a member of the polychlorinated biphenyl (PCB) group of industrial chemicals used as dielectrics, coolants and lubricants in electrical equipment; PCBs contaminate water by leaching from landfills or other waste deposits. [read more]

 
Detected
Found above
health guidelines
Found above
legal limit
States
2
2
-
Water utilities
2
2
-
People Served
252,000
252,000
-

Health Concerns for Aroclor 1260:


Aroclor 1260 Exposure by State

Water utilities in 2 states have reported detecting Aroclor 1260 in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.

StateWater Suppliers with Aroclor 1260 contaminationWater suppliers reporting Aroclor 1260 above health-based limits
SystemsPopulationSystemsPopulation
Delaware1201,0001201,000
Rhode Island151,000151,000
Total2252,0002252,000

The Most Polluted Communities

2 water utilities reported detecting Aroclor 1260 in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Aroclor 1260 level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Bristol County Water Authority
Warren, RI
51,0001 of 40.05 ppb
(0 to 0.19 ppb)
2Artesian Water Company
Newark, DE
201,0001 of 83< 0.01 ppb
(0 to 0.17 ppb)

Health Based Limits for Aroclor 1260

StandardDescriptionLevel
Maximum Contaminant Limit Goal (MCLG)A non-enforceable health goal that is set at a level at which no known or anticipated adverse effect on the health of persons occurs and which allows an adequate margin of safety. Source: U.S. Environmental Protection Agency.0 ppb
Maximum Contaminant Limit (MCL)The enforceable standard which defines the highest level of a contaminant that is allowed in drinking water. MCLs are set as close to health-based limits (Maximum Contaminant Level Goals, or MCLGs) as feasible using the best available analytical and treatment technologies and taking cost into consideration. Source: U.S. Environmental Protection Agency.0.5 ppb

Testing Summary for Aroclor 1260

Are tests routinely required for Aroclor 1260 by federal law?Yes
Water suppliers reporting tests for Aroclor 1260 (2004-2009):6,569 of 47,576
Average testing rate for water supplier reporting tests (2004-2009):0.3 per year

Violation Summary for Aroclor 1260

Data from the U.S. Environmental Protection Agency includes the following violations of federal standards for Aroclor 1260 since 2004

Maximum Contaminant Level Exceedance Violations0
Monitoring Violations76
Reporting Violations0

Endocrine disruption

Type of concern: Reference:
Human disruptor - strong evidence European Commission on Endocrine Disruption

Cancer

Type of concern: Reference:
One or more in vitro tests on mammalian cells show positive mutation results RTECS®- Abstracts of Papers, Society of Toxicology 1980



Government, industry, academic studies and classifications

government/industry list/academic study appears on list as classification(s)
European Commission on Endocrine DisruptionPCB AROCLOR 1260 (CLOPHEN A60)HH-CAT1;
RTECS®- Abstracts of Papers, Society of Toxicology 1980POLYCHLORINATED BIPHENYL (AROCLOR 1260)• mutagenic - Positive mutation assay: Cytogenetic Analysis (rat orl)



references

government/industry list/academic study reference
European Commission on Endocrine DisruptionEU (European Union)- Strategy for Endocrine Disrupters 2007. Commision on endocrin disruption requested by the European Parliament in 1998.
RTECS®- Abstracts of Papers, Society of Toxicology 1980RTECS®- Abstracts of Papers, Society of Toxicology. Annual Meetings. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) 19,A16,1980

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