Bromoform
Beaumont Cherry Valley WD
Bromoform, one of the total trihalomethanes (TTHMs), is formed when chlorine or other disinfectants are used to treat drinking water. Bromoform and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2013 | N/A | 0 | 0 | N/A |
2014 | 0.319 ppb | 10 | 4 | ND - 1.20 ppb |
2015 | 0.265 ppb | 22 | 9 | ND - 0.810 ppb |
2016 | 0.186 ppb | 27 | 7 | ND - 1.10 ppb |
2017 | 0.457 ppb | 21 | 11 | ND - 1.30 ppb |
2018 | 0.133 ppb | 23 | 3 | ND - 2.00 ppb |
2019 | 0.0448 ppb | 29 | 1 | ND - 1.30 ppb |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.5 ppb
The EWG Health Guideline of 0.5 ppb for bromoform was proposed in 2018 by the California Office of Environmental Health Hazard Assessment as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-03-17 | 4790-801-1141 | ND |
2014-03-17 | 4790-802-1119 | ND |
2014-03-17 | 4790-803-1020 | ND |
2014-03-17 | 4790-804-0936 | 0.550 ppb |
2014-03-17 | 4790-805-1331 | ND |
2014-12-16 | 4790-801-0946 | 0.530 ppb |
2014-12-16 | 4790-802-0737 | 1.20 ppb |
2014-12-16 | 4790-803-0900 | ND |
2014-12-16 | 4790-804-0826 | 0.910 ppb |
2014-12-16 | 4790-805-1006 | ND |
2015-03-16 | 4790-801-1311 | ND |
2015-03-16 | 4790-802-1434 | ND |
2015-03-16 | 4790-803-1340 | 0.650 ppb |
2015-03-16 | 4790-804-1410 | 0.510 ppb |
2015-03-16 | 4790-805-1502 | ND |
2015-06-18 | 4790-801-0800 | ND |
2015-06-18 | 4790-802-0830 | 0.570 ppb |
2015-06-18 | 4790-803-0927 | ND |
2015-06-18 | 4790-804-0950 | 0.650 ppb |
2015-06-18 | 4790-805-1005 | ND |
2015-09-17 | 4790-801-1334 | 0.620 ppb |
2015-09-17 | 4790-802-1215 | 0.660 ppb |
2015-09-17 | 4790-803-1240 | ND |
2015-09-17 | 4790-804-1300 | ND |
2015-09-17 | 4790-805-1414 | ND |
2015-12-02 | 4790-025-0850 | ND |
2015-12-03 | 4790-025-0952 | ND |
2015-12-14 | 4790-801-1201 | 0.800 ppb |
2015-12-14 | 4790-802-0911 | ND |
2015-12-14 | 4790-803-1322 | 0.810 ppb |
2015-12-14 | 4790-804-1244 | 0.570 ppb |
2015-12-14 | 4790-805-1400 | ND |
2016-03-15 | 4790-801-1247 | 0.680 ppb |
2016-03-15 | 4790-802-0941 | ND |
2016-03-15 | 4790-803-1200 | 0.580 ppb |
2016-03-15 | 4790-804-1155 | ND |
2016-03-15 | 4790-805-1331 | ND |
2016-06-14 | 4790-801-1233 | ND |
2016-06-14 | 4790-802-1040 | ND |
2016-06-14 | 4790-803-1127 | ND |
2016-06-14 | 4790-804-1154 | ND |
2016-06-14 | 4790-805-1414 | ND |
2016-12-01 | 4790-005-1230 | ND |
2016-12-01 | 4790-007-1323 | ND |
2016-12-01 | 4790-011-0818 | ND |
2016-12-01 | 4790-012-0926 | ND |
2016-12-01 | 4790-013-0905 | ND |
2016-12-01 | 4790-015-1343 | ND |
2016-12-01 | 4790-020-0845 | ND |
2016-12-01 | 4790-022-1017 | ND |
2016-12-01 | 4790-023-1035 | ND |
2016-12-01 | 4790-026-0721 | ND |
2016-12-08 | 4790-017-0841 | ND |
2016-12-08 | 4790-031-0750 | ND |
2016-12-20 | 4790-801-1257 | 0.610 ppb |
2016-12-20 | 4790-802-1230 | 1.10 ppb |
2016-12-20 | 4790-803-1132 | 0.900 ppb |
2016-12-20 | 4790-804-0936 | 0.620 ppb |
2016-12-20 | 4790-805-1331 | 0.530 ppb |
2017-03-22 | 4790-801-1515 | ND |
2017-03-22 | 4790-802-1320 | 1.000 ppb |
2017-03-22 | 4790-803-1345 | 0.620 ppb |
2017-03-22 | 4790-804-1405 | 0.990 ppb |
2017-03-22 | 4790-805-1435 | ND |
2017-06-21 | 4790-801-0948 | ND |
2017-06-21 | 4790-802-1048 | 0.650 ppb |
2017-06-21 | 4790-803-1318 | ND |
2017-06-21 | 4790-804-1230 | 0.730 ppb |
2017-06-21 | 4790-805-1355 | ND |
2017-09-20 | 4790-801-1313 | 1.30 ppb |
2017-09-20 | 4790-802-1202 | 1.10 ppb |
2017-09-20 | 4790-803-1243 | ND |
2017-09-20 | 4790-804-1258 | 0.700 ppb |
2017-09-20 | 4790-805-1326 | ND |
2017-10-02 | 4790-006-0915 | ND |
2017-12-19 | 4790-801-0722 | ND |
2017-12-19 | 4790-802-0930 | 0.900 ppb |
2017-12-19 | 4790-803-0805 | 0.830 ppb |
2017-12-19 | 4790-804-0831 | 0.780 ppb |
2017-12-19 | 4790-805-1000 | ND |
2018-03-21 | 4790-801-1130 | ND |
2018-03-21 | 4790-802-1210 | 2.00 ppb |
2018-03-21 | 4790-803-1235 | ND |
2018-03-21 | 4790-804-1300 | ND |
2018-03-21 | 4790-805-1335 | ND |
2018-06-21 | 4790-801-0950 | ND |
2018-06-21 | 4790-802-1100 | ND |
2018-06-21 | 4790-803-1130 | ND |
2018-06-21 | 4790-804-1045 | 0.540 ppb |
2018-06-21 | 4790-805-1020 | 0.510 ppb |
2018-09-18 | 4790-801-1328 | ND |
2018-09-18 | 4790-802-0813 | ND |
2018-09-18 | 4790-803-1122 | ND |
2018-09-18 | 4790-804-1008 | ND |
2018-09-18 | 4790-805-1444 | ND |
2018-12-13 | 4790-021-1115 | ND |
2018-12-17 | 4790-801-0810 | ND |
2018-12-17 | 4790-802-0920 | ND |
2018-12-17 | 4790-803-0940 | ND |
2018-12-17 | 4790-804-1005 | ND |
2018-12-17 | 4790-805-0830 | ND |
2018-12-18 | 4790-025-1038 | ND |
2018-12-18 | 4790-031-1338 | ND |
2019-03-19 | 4790-801-0806 | ND |
2019-03-19 | 4790-802-0856 | ND |
2019-03-19 | 4790-803-1013 | ND |
2019-03-19 | 4790-804-1055 | ND |
2019-03-19 | 4790-805-1145 | ND |
2019-06-19 | 4790-801-0828 | ND |
2019-06-19 | 4790-802-0955 | ND |
2019-06-19 | 4790-803-1144 | ND |
2019-06-19 | 4790-804-1338 | ND |
2019-06-19 | 4790-805-1533 | ND |
2019-09-16 | 4790-801-1250 | ND |
2019-09-16 | 4790-802-1225 | ND |
2019-09-16 | 4790-803-1055 | ND |
2019-09-16 | 4790-804-1030 | 1.30 ppb |
2019-09-16 | 4790-805-1155 | ND |
2019-12-03 | 4790-007-1422 | ND |
2019-12-03 | 4790-012-1108 | ND |
2019-12-03 | 4790-013-0908 | ND |
2019-12-03 | 4790-015-0933 | ND |
2019-12-03 | 4790-020-1018 | ND |
2019-12-04 | 4790-017-1010 | ND |
2019-12-04 | 4790-022-1408 | ND |
2019-12-04 | 4790-023-1158 | ND |
2019-12-04 | 4790-026-0838 | ND |
2019-12-18 | 4790-801-0730 | ND |
2019-12-18 | 4790-802-1130 | ND |
2019-12-18 | 4790-803-0820 | ND |
2019-12-18 | 4790-804-0920 | ND |
2019-12-18 | 4790-805-1010 | ND |