National Drinking Water Database
National Drinking Water Database - Chemical Contaminants
cis-1,3-Dichloropropene
Status: Unregulated - EPA has not established a maximum legal limit in tapwater for this contaminant.
cis-1,3-Dichloropene is used in chemical synthesis, and in agriculture as a soil fumigant and nematocide.
Detected |
Found above health guidelines |
Found above legal limit |
|
|---|---|---|---|
| States | 6 |
- |
- |
| Water utilities | 13 |
- |
- |
| People Served | 713,374 |
- |
- |
Health Concerns for cis-1,3-Dichloropropene:
cis-1,3-Dichloropropene Exposure by State
Water utilities in 6 states have reported detecting cis-1,3-Dichloropropene in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.
| State | Water Suppliers with cis-1,3-Dichloropropene contamination | |
|---|---|---|
| Systems | Population | |
| California | 2 | 395,762 |
| Delaware | 2 | 201,792 |
| New York | 6 | 88,791 |
| Nebraska | 1 | 24,000 |
| Missouri | 1 | 2,779 |
| Washington | 1 | 250 |
| Total | 13 | 713,374 |
The Most Polluted Communities
13 water utilities reported detecting cis-1,3-Dichloropropene in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies
Ranked by highest average cis-1,3-Dichloropropene level
| Rank | System | Population Served | Positive test results of total reported tests | Average Level (Range) |
|---|---|---|---|---|
| 1 | Bedford Hills/Taconic Corr. Facilities Bedford Hills, NY | 1,100 | 1 of 1 | 0.5 ppb (0.5 ppb) |
| 2 | Metz Water Association Spokane, WA | 250 | 1 of 3 | 0.26 ppb (0 to 0.79 ppb) |
| 3 | Wild Oaks Water Company Rockport, NY | 805 | 1 of 3 | 0.17 ppb (0 to 0.5 ppb) |
| 4 | Mcwa, Genesee West Rochester, NY | 800 | 2 of 3 | 0.11 ppb (0 to 0.22 ppb) |
| 5 | City of Norfolk Norfolk, NE | 24,000 | 2 of 65 | 0.06 ppb (0 to 1.8 ppb) |
| 6 | Montara Water and Sanitary District Montara, CA | 5,412 | 1 of 11 | 0.02 ppb (0 to 0.21 ppb) |
| 7 | Wild Quail District Dover, DE | 792 | 1 of 16 | 0.02 ppb (0 to 0.3 ppb) |
| 8 | Bethpage Wd Bethpage, NY | 33,000 | 1 of 154 | < 0.01 ppb (0 to 1.53 ppb) |
| 9 | Garden City (V) Garden City, NY | 21,686 | 2 of 259 | < 0.01 ppb (0 to 1.6 ppb) |
| 10 | Artesian Water Company Newark, DE | 201,000 | 1 of 134 | < 0.01 ppb (0 to 0.65 ppb) |
Testing Summary for cis-1,3-Dichloropropene
| Are tests routinely required for cis-1,3-Dichloropropene by federal law? | No |
| Water suppliers reporting tests for cis-1,3-Dichloropropene (2004-2009): | 14,630 of 47,576 |
| Average testing rate for water supplier reporting tests (2004-2009): | 0.5 per year |
Occupational hazards
| Type of concern: | Reference: |
| Allowed workplace exposures restricted to low doses | European Union - Classification & Labelling |
Cancer
| Type of concern: | Reference: |
| One or more in vitro tests on mammalian cells show positive mutation results | RTECS®- Cancer Letters (Shannon, Ireland) 1983 |
| One or more in vitro tests non-mammalian cells show positive mutation results | RTECS®- Cancer Research 1977 |
| One or more animal studies show tumor formation at high doses | RTECS®- JNCI, Journal of the National Cancer Institute 1979 |
Ecotoxicology
| Type of concern: | Reference: |
| Wildlife and environmental toxicity | European Union - Classification & Labelling |
Government, industry, academic studies and classifications
| government/industry list/academic study | appears on list as | classification(s) |
| European Union - Classification & Labelling | 1,3-DICHLOROPROPENE; [1] ; (Z)-1,3-DICHLOROPROPENE [2] | •Harmful by inhalation •Very toxic to aquatic organisms |
| European Union - Classification & Labelling | 1,3-DICHLOROPROPENE; [1] (Z)-1,3-DICHLOROPROPENE [2] | •Harmful by inhalation •Very toxic to aquatic organisms |
| RTECS®- Cancer Letters (Shannon, Ireland) 1983 | D-D | • mutagenic - Positive mutation assay: Unscheduled DNA Synthesis ( human hla) |
| RTECS®- Cancer Letters (Shannon, Ireland) 1983 | D-D | • mutagenic - Positive mutation assay: Unscheduled DNA Synthesis ( human hla) |
| RTECS®- Cancer Research 1977 | D-D | • mutagenic - Positive mutation assay: Mutation in Micro-organism (Salmonella typhimurium ) |
| RTECS®- Cancer Research 1977 | D-D | • mutagenic - Positive mutation assay: Mutation in Micro-organism (Salmonella typhimurium ) |
| RTECS®- JNCI, Journal of the National Cancer Institute 1979 | D-D | • cancer - Tumors at site of application (mouse TDLo) |
references
| government/industry list/academic study | reference |
| European Union - Classification & Labelling | CPS&Q (Consumer Products Safety & Quality) formely known as ECB (European Chemicals Bureau). 2008. Classification and Labelling: Chemicals: Annex VI of Directive 67/548/EEC through the 31st ATP. |
| RTECS®- Cancer Letters (Shannon, Ireland) 1983 | RTECS®- Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 20,263,1983 |
| RTECS®- Cancer Letters (Shannon, Ireland) 1983 | RTECS®- Cancer Letters (Shannon, Ireland). (Elsevier Scientific Pub. Ireland Ltd., POB 85, Limerick, Ireland) V.1- 1975- 20,263,1983 |
| RTECS®- Cancer Research 1977 | RTECS®- Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 1941- 37,1915,1977 |
| RTECS®- Cancer Research 1977 | RTECS®- Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut Sts., Philadelphia, PA 19106) V.1- 37,1915,1977 |
| RTECS®- JNCI, Journal of the National Cancer Institute 1979 | RTECS®- JNCI, Journal of the National Cancer Institute. (Washington, DC) V.61-79, 1978-87. For publisher information, see JNCIEQ. 63,1433,1979 |
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