National Drinking Water Database
National Drinking Water Database - Chemical Contaminants
3-Hydroxycarbofuran
Status: Unregulated - EPA has not established a maximum legal limit in tapwater for this contaminant.
3-Hydroxycarbofuran is a metabolite of the insecticide carbofuran, a fumigant used on rice and alfalfa.
Detected |
Found above health guidelines |
Found above legal limit |
|
|---|---|---|---|
| States | 5 |
- |
- |
| Water utilities | 30 |
- |
- |
| People Served | 713,020 |
- |
- |
Health Concerns for 3-Hydroxycarbofuran:
3-Hydroxycarbofuran Exposure by State
Water utilities in 5 states have reported detecting 3-Hydroxycarbofuran in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.
| State | Water Suppliers with 3-Hydroxycarbofuran contamination | |
|---|---|---|
| Systems | Population | |
| Maryland | 14 | 460,145 |
| Delaware | 12 | 243,025 |
| Utah | 1 | 7,659 |
| Missouri | 2 | 1,391 |
| New York | 1 | 800 |
| Total | 30 | 713,020 |
The Most Polluted Communities
30 water utilities reported detecting 3-Hydroxycarbofuran in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies
Ranked by highest average 3-Hydroxycarbofuran level
| Rank | System | Population Served | Positive test results of total reported tests | Average Level (Range) |
|---|---|---|---|---|
| 1 | Town of LA Plata La Plata, MD | 9,500 | 2 of 2 | 5 ppb (5 ppb) |
| 2 | Gibson Island Millersville, MD | 800 | 1 of 1 | 5 ppb (5 ppb) |
| 3 | Price River Water Imp Dis Price, UT | 7,659 | 1 of 1 | 3 ppb (3 ppb) |
| 4 | Waldorf La Plata, MD | 66,897 | 4 of 7 | 2.86 ppb (0 to 5 ppb) |
| 5 | Town of Snow Hill Snow Hill, MD | 2,409 | 1 of 2 | 2.5 ppb (0 to 5 ppb) |
| 6 | Cedar Ridge Children's Home Williamsport, MD | 45 | 1 of 2 | 2.5 ppb (0 to 5 ppb) |
| 7 | Naval Support Facility, Indian Head Indian Head, MD | 3,460 | 1 of 2 | 2.5 ppb (0 to 5 ppb) |
| 8 | Glen Meadows Retirement Community Glen Arm, MD | 400 | 1 of 2 | 2.5 ppb (0 to 5 ppb) |
| 9 | Ocean City Ocean City, MD | 30,000 | 1 of 3 | 1.67 ppb (0 to 5 ppb) |
| 10 | Glen Burnie-Broadneck Millersville, MD | 249,600 | 1 of 4 | 1.25 ppb (0 to 5 ppb) |
Testing Summary for 3-Hydroxycarbofuran
| Are tests routinely required for 3-Hydroxycarbofuran by federal law? | No |
| Water suppliers reporting tests for 3-Hydroxycarbofuran (2004-2009): | 12,031 of 47,576 |
| Average testing rate for water supplier reporting tests (2004-2009): | 0.4 per year |
Cancer
| Type of concern: | Reference: |
| One or more in vitro tests on mammalian cells show positive mutation results | RTECS®- Tsitologiya i Genetika 1984 |
Government, industry, academic studies and classifications
| government/industry list/academic study | appears on list as | classification(s) |
| RTECS®- Tsitologiya i Genetika 1984 | CARBAMIC ACID, METHYL-, 2,3-DIHYDRO-2,2-DIMETHYL-3-HYDROXY-7-BENZOFURANYL ESTER | • mutagenic - Positive mutation assay: Cytogenetic Analysis ( human lym) |
references
| government/industry list/academic study | reference |
| RTECS®- Tsitologiya i Genetika 1984 | RTECS®- Tsitologiya i Genetika. Cytology and Genetics. For English translation, see CYGEDX. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 18(1),17,1984 |
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