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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

1,3-Dichloropropane


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

1,3-Dichloropropane is an industrial solvent and an intermediate for manufacture of other chemicals.

 
Detected
Found above
health guidelines
Found above
legal limit
States
6
-
-
Water utilities
9
-
-
People Served
255,145
-
-

Health Concerns for 1,3-Dichloropropane:


1,3-Dichloropropane Exposure by State

Water utilities in 6 states have reported detecting 1,3-Dichloropropane in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.

StateWater Suppliers with 1,3-Dichloropropane contamination
SystemsPopulation
Delaware1201,000
New York450,515
Missouri12,779
California1500
Nevada1350
Texas11
Total9255,145

The Most Polluted Communities

9 water utilities reported detecting 1,3-Dichloropropane in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average 1,3-Dichloropropane level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Wild Oaks Water Company
Rockport, NY
8051 of 355.67 ppb
(0 to 167 ppb)
2Crescent Valley Water System
Crescent Valley, NV
3501 of 20.85 ppb
(0 to 1.7 ppb)
3Bedford Hills/Taconic Corr. Facilities
Bedford Hills, NY
1,1001 of 10.5 ppb
(0.5 ppb)
4Mcwa, Genesee West
Rochester, NY
8002 of 30.12 ppb
(0 to 0.24 ppb)
5Squaw Valley Mutual Water Comp
Olympic Valley, CA
5001 of 20.11 ppb
(0 to 0.22 ppb)
6Bluff Dale Wsc
Bluff Dale, TX
11 of 50.08 ppb
(0 to 0.39 ppb)
7Hicksville Wd
Hicksville, NY
47,8101 of 187< 0.01 ppb
(0 to 0.2 ppb)
8Artesian Water Company
Newark, DE
201,0001 of 134< 0.01 ppb
(0 to 0.09 ppb)
9Camdenton
Camdenton, MO
2,7791 of 22< 0.01 ppb
(< .01 to 3.4E-5 ppb)

Testing Summary for 1,3-Dichloropropane

Are tests routinely required for 1,3-Dichloropropane by federal law?No
Water suppliers reporting tests for 1,3-Dichloropropane (2004-2009):21,404 of 47,576
Average testing rate for water supplier reporting tests (2004-2009):0.6 per year

Cancer

Type of concern: Reference:
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®- Environmental Mutagenesis 1987
One or more in vitro tests non-mammalian cells show positive mutation results RTECS®- Environmental Mutagenesis 1980



Government, industry, academic studies and classifications

government/industry list/academic study appears on list as classification(s)
RTECS®- Environmental Mutagenesis 1980PROPANE, 1,3-DICHLORO-• mutagenic - Positive mutation assay: Mutation in Micro-organism (Salmonella typhimurium )
RTECS®- Environmental Mutagenesis 1987PROPANE, 1,3-DICHLORO-• mutagenic - Positive mutation assay: Sister Chromatid Exchange (hamster lng)
RTECS®- Mutation Research 1996PROPANE, 1,3-DICHLORO-• mutagenic - Positive mutation assay: DNA Damage ( human lym)
• mutagenic - Positive mutation assay: Micronucleus test ( human lym)



references

government/industry list/academic study reference
RTECS®- Environmental Mutagenesis 1980RTECS®- Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. 2,59,1980
RTECS®- Environmental Mutagenesis 1987RTECS®- Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. 9,401,1987
RTECS®- Mutation Research 1996RTECS®- Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 371,185,1996

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