Chloromethane
Northampton Bucks County Municipal Authority
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 23 | 0 | ND |
2015 | ND | 49 | 0 | ND |
2016 | ND | 11 | 0 | ND |
2017 | ND | 21 | 0 | ND |
2018 | ND | 1 | 0 | ND |
2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
---|---|---|
2014-02-25 | L4951918-1 | ND |
2014-02-25 | L4951922-1 | ND |
2014-05-20 | L4799412-1 | ND |
2014-05-20 | L4690565-1 | ND |
2014-07-17 | L5163463-1 | ND |
2014-07-17 | L5163463-2 | ND |
2014-07-17 | L5163463-3 | ND |
2014-07-17 | L5163463-4 | ND |
2014-07-17 | L5163463-7 | ND |
2014-07-17 | L5163463-8 | ND |
2014-07-17 | L5163463-9 | ND |
2014-07-17 | L5163463-11 | ND |
2014-07-17 | L5163463-10 | ND |
2014-07-17 | L5163463-12 | ND |
2014-07-17 | L5163463-5 | ND |
2014-07-17 | L5163463-6 | ND |
2014-07-17 | L5163463-14 | ND |
2014-07-17 | L5163463-15 | ND |
2014-07-17 | L5163463-13 | ND |
2014-08-15 | L4460454-1 | ND |
2014-08-15 | L4359849-1 | ND |
2014-12-04 | L5352437-1 | ND |
2014-12-04 | L5352436-1 | ND |
2015-02-10 | 12390397 | ND |
2015-02-10 | 12390451 | ND |
2015-02-12 | 00111 022015 | ND |
2015-02-12 | 00112 022015 | ND |
2015-02-12 | 00110 022015 | ND |
2015-02-12 | 00109 022015 | ND |
2015-02-12 | 00114 022015 | ND |
2015-02-12 | 00113 022015 | ND |
2015-02-12 | 00115 022015 | ND |
2015-02-12 | 00108 022015 | ND |
2015-02-12 | 00106 022015 | ND |
2015-02-12 | 00107 022015 | ND |
2015-02-18 | 00104 022015 | ND |
2015-02-18 | 00105 022015 | ND |
2015-02-18 | 00102 022015 | ND |
2015-02-18 | 00103 022015 | ND |
2015-02-18 | 00101 022015 | ND |
2015-02-18 | 00010 022015 | ND |
2015-05-11 | 12738453 | ND |
2015-05-11 | 12738399 | ND |
2015-05-12 | 00010 072015 | ND |
2015-07-09 | 13859288 | ND |
2015-07-09 | 13859396 | ND |
2015-07-09 | 13859342 | ND |
2015-08-18 | 00112 0815 | ND |
2015-08-18 | 00113 0815 | ND |
2015-08-18 | 00115 0815 | ND |
2015-08-18 | 00114 0815 | ND |
2015-08-18 | 00104 0815 | ND |
2015-08-18 | 00102 0815 | ND |
2015-08-18 | 00103 0815 | ND |
2015-08-18 | 0010 0815 | ND |
2015-08-18 | 00010 0815 | ND |
2015-08-19 | 13123795 | ND |
2015-08-19 | 13123849 | ND |
2015-08-25 | 00111 0815 | ND |
2015-08-25 | 00110 0815 | ND |
2015-08-25 | 00105 0815 | ND |
2015-08-25 | 00108 0815 | ND |
2015-08-25 | 00107 0815 | ND |
2015-08-25 | 00109 0815 | ND |
2015-08-25 | 00106 0815 | ND |
2015-08-28 | 13124370 | ND |
2015-11-17 | 00010 1115 | ND |
2015-11-20 | 13503335 | ND |
2015-11-20 | 13503389 | ND |
2015-11-20 | 13503443 | ND |
2015-11-20 | 13503497 | ND |
2015-11-20 | 13503551 | ND |
2016-02-23 | 13974912 | ND |
2016-02-23 | 13974965 | ND |
2016-02-23 | 13975018 | ND |
2016-02-23 | 13975071 | ND |
2016-02-23 | 13975124 | ND |
2016-05-24 | 14237873 | ND |
2016-07-21 | 14555580 | ND |
2016-07-21 | 14555632 | ND |
2016-07-21 | 14555736 | ND |
2016-07-21 | 14555684 | ND |
2016-08-30 | 14892476 | ND |
2017-02-27 | 15644140 | ND |
2017-06-07 | 16243929 | ND |
2017-08-01 | 16552048 | ND |
2017-08-01 | 16551736 | ND |
2017-08-01 | 16551788 | ND |
2017-08-01 | 16551840 | ND |
2017-08-01 | 16551892 | ND |
2017-08-01 | 16552100 | ND |
2017-08-01 | 16551996 | ND |
2017-08-01 | 16551944 | ND |
2017-08-17 | 16552970 | ND |
2017-08-17 | 16553022 | ND |
2017-08-17 | 16553074 | ND |
2017-08-17 | 16553126 | ND |
2017-08-17 | 16553178 | ND |
2017-08-17 | 16553230 | ND |
2017-08-24 | 16552838 | ND |
2017-08-24 | 16552682 | ND |
2017-08-24 | 16552734 | ND |
2017-08-24 | 16552786 | ND |
2017-08-24 | 16552890 | ND |
2018-01-29 | L6996345-1 | ND |