Chloromethane
Avon Water Company
Chloromethane is an industrial solvent, aerosol propellant and a refrigerant. It also forms as a byproduct of water disinfection. The EPA classifies chloromethane as possibly carcinogenic to humans.
46
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | ND | 8 | 0 | ND |
| 2014 | ND | 8 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 10 | 0 | ND |
| 2019 | ND | 8 | 0 | ND |
| 2020 | ND | 2 | 0 | ND |
| 2021 | ND | 2 | 0 | ND |
| 2022 | ND | 7 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 2.69 ppb
The EWG Health Guideline of 2.69 ppb for chloromethane was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against cancer.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2013-07-30 | 201308010339AM | ND |
| 2013-07-31 | 201308010341AM | ND |
| 2013-07-31 | 201308010421AM | ND |
| 2013-07-31 | 201308010418AM | ND |
| 2013-07-31 | 201308010335AM | ND |
| 2013-07-31 | 201308010397AM | ND |
| 2013-07-31 | 201308010405AM | ND |
| 2013-07-31 | 201308010321AM | ND |
| 2014-01-27 | 201401280228AM | ND |
| 2014-01-27 | 201401280264AM | ND |
| 2014-01-27 | 201401280232AM | ND |
| 2014-01-27 | 201401280221AM | ND |
| 2014-01-27 | 201401280268AM | ND |
| 2014-01-27 | 201401280266AM | ND |
| 2014-01-27 | 201401280242AM | ND |
| 2014-01-27 | 201401280240AM | ND |
| 2018-03-05 | D8C0238-03VOC | ND |
| 2018-03-05 | D8C0238-02VOC | ND |
| 2018-03-05 | D8C0238-04VOC | ND |
| 2018-03-05 | D8C0238-05VOC | ND |
| 2018-03-05 | D8C0238-06VOC | ND |
| 2018-03-05 | D8C0238-07VOC | ND |
| 2018-03-05 | D8C0238-08VOC | ND |
| 2018-04-25 | D8D2151-07VOC | ND |
| 2018-07-26 | CA98747 | ND |
| 2018-10-09 | VOC1 200508699 | ND |
| 2019-01-29 | VOC1 200519995 | ND |
| 2019-01-29 | VOC1 200519992 | ND |
| 2019-01-29 | VOC1 200519993 | ND |
| 2019-01-29 | VOC1 200519991 | ND |
| 2019-01-29 | VOC1 200519996 | ND |
| 2019-01-29 | VOC1 200519994 | ND |
| 2019-04-16 | VOC1 200528742 | ND |
| 2019-08-13 | VOC1 200544842 | ND |
| 2020-08-10 | VOC1 200586606 | ND |
| 2020-08-10 | VOC1 200585683 | ND |
| 2021-06-01 | VOC1 200619066 | ND |
| 2021-06-08 | VOC1 200620139 | ND |
| 2022-01-17 | CK17778 | ND |
| 2022-01-17 | CK17777 | ND |
| 2022-01-17 | CK17776 | ND |
| 2022-03-24 | CK96357 | ND |
| 2022-03-28 | CK96359 | ND |
| 2022-03-28 | CK96358 | ND |
| 2022-08-18 | CM11956 | ND |
| 2023-03-03 | CN54373 | ND |