Beryllium
California Water Service (CWS) - Visalia
Beryllium is a toxic metal that is both naturally occurring and released into the environment from industrial pollution and incineration. Beryllium can damage lungs, bones and the digestive system.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 18 | 0 | ND |
2015 | ND | 23 | 0 | ND |
2016 | ND | 26 | 0 | ND |
2017 | ND | 16 | 0 | ND |
2018 | ND | 21 | 0 | ND |
2019 | ND | 28 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 1 ppb
The EWG Health Guideline of 1 ppb for beryllium was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the stomach and intestines.
EPA Maximum Contaminant
Level (MCL) 4 ppb
The legal limit for beryllium, established in 1992, was based on a toxicity study in laboratory animals published in 1970. This limit does not include any additional consideration of children’s health.
ppb = parts per billion
All test results
Date | Lab ID | Result |
---|---|---|
2014-01-21 | 5810-017-1152 | ND |
2014-01-21 | 5810-023-0830 | ND |
2014-04-02 | 5810-018-0815 | ND |
2014-04-07 | 5810-024-0910 | ND |
2014-05-12 | 5810-054-0942 | ND |
2014-05-27 | 5701-075-1350 | ND |
2014-06-10 | 5810-099-1210 | ND |
2014-06-17 | 5701-182-1254 | ND |
2014-07-07 | 5810-065-0900 | ND |
2014-07-17 | 5810-066-1310 | ND |
2014-09-15 | 5810-070-0842 | ND |
2014-09-16 | 5810-182-0900 | ND |
2014-09-22 | 5810-060-1005 | ND |
2014-09-22 | 5701-060-1015 | ND |
2014-09-22 | 5810-069-1245 | ND |
2014-10-13 | 5810-022-0959 | ND |
2014-10-15 | 5810-014-0840 | ND |
2014-11-05 | 5810-076-1405 | ND |
2015-01-18 | 5810-003-1327 | ND |
2015-01-18 | 5810-015-1401 | ND |
2015-01-26 | 5810-027-1200 | ND |
2015-02-02 | 5810-016-1245 | ND |
2015-02-02 | 5810-029-1200 | ND |
2015-02-02 | 5810-156-0920 | ND |
2015-02-04 | 5810-031-1000 | ND |
2015-02-04 | 5810-044-1125 | ND |
2015-04-06 | 5810-091-1115 | ND |
2015-04-08 | 5810-030-1115 | ND |
2015-05-11 | 5810-177-1016 | ND |
2015-05-12 | 5810-045-1115 | ND |
2015-06-09 | 5701-182-0915 | ND |
2015-06-12 | 5810-090-0802 | ND |
2015-07-14 | 5810-026-0810 | ND |
2015-07-16 | 5810-179-1110 | ND |
2015-08-10 | 5810-040-1235 | ND |
2015-08-13 | 5810-094-1210 | ND |
2015-09-10 | 5810-089-1025 | ND |
2015-09-10 | 5810-093-1005 | ND |
2015-09-10 | 5810-098-1115 | ND |
2015-11-04 | 5810-035-0800 | ND |
2015-12-15 | 5810-064-1030 | ND |
2016-01-12 | 5701-027-1205 | ND |
2016-02-09 | 5810-057-0850 | ND |
2016-03-07 | 5810-028-0810 | ND |
2016-03-08 | 5810-061-1240 | ND |
2016-03-10 | 5810-036-1240 | ND |
2016-03-10 | 5810-159-1215 | ND |
2016-03-14 | 5810-059-1130 | ND |
2016-04-07 | 5810-067-1235 | ND |
2016-05-03 | 5810-081-1259 | ND |
2016-05-05 | 5810-046-1050 | ND |
2016-05-05 | 5810-055-1025 | ND |
2016-05-09 | 5810-012-1250 | ND |
2016-05-24 | 5701-182-1010 | ND |
2016-06-08 | 5810-056-1240 | ND |
2016-06-08 | 5810-058-0950 | ND |
2016-06-28 | 5810-167-1140 | ND |
2016-07-12 | 5810-158-1240 | ND |
2016-07-13 | 5810-010-0832 | ND |
2016-07-21 | 5810-154-0955 | ND |
2016-08-08 | 5810-053-1100 | ND |
2016-08-11 | 5810-048-1005 | ND |
2016-09-08 | 5810-080-1115 | ND |
2016-09-08 | 5810-092-1045 | ND |
2016-09-08 | 5810-166-1005 | ND |
2016-11-07 | 5810-178-1200 | ND |
2016-11-10 | 5810-037-0905 | ND |
2017-01-09 | 5810-017-1105 | ND |
2017-01-17 | 5810-023-0905 | ND |
2017-04-10 | 5810-024-0855 | ND |
2017-04-11 | 5810-018-1220 | ND |
2017-05-08 | 5810-054-1000 | ND |
2017-05-18 | 5810-043-0930 | ND |
2017-07-05 | 5810-065-0850 | ND |
2017-07-10 | 5810-066-1220 | ND |
2017-08-17 | 5810-014-0805 | ND |
2017-09-05 | 5810-047-1240 | ND |
2017-09-12 | 5810-064-1115 | ND |
2017-09-13 | 5810-060-1245 | ND |
2017-09-13 | 5810-069-1217 | ND |
2017-09-13 | 5810-070-0912 | ND |
2017-09-13 | 5810-182-0930 | ND |
2017-10-11 | 5810-022-1210 | ND |
2018-01-23 | 5810-015-1250 | ND |
2018-02-06 | 5810-044-1250 | ND |
2018-02-08 | 5810-029-1005 | ND |
2018-02-08 | 5810-031-1110 | ND |
2018-03-15 | 5701-028-1030 | ND |
2018-03-15 | 5810-028-1040 | ND |
2018-04-12 | 5810-030-1220 | ND |
2018-04-19 | 5810-091-1400 | ND |
2018-05-07 | 5810-045-1100 | ND |
2018-05-10 | 5810-156-0920 | ND |
2018-05-14 | 5810-027-1055 | ND |
2018-06-26 | 5810-090-0830 | ND |
2018-07-17 | 5810-179-1030 | ND |
2018-07-18 | 5810-026-0925 | ND |
2018-08-09 | 5810-040-0925 | ND |
2018-08-09 | 5810-094-1050 | ND |
2018-08-21 | 9590-089-1235 | ND |
2018-09-13 | 5810-093-0820 | ND |
2018-09-13 | 5810-098-0850 | ND |
2018-11-14 | 5810-035-0815 | ND |
2018-12-28 | 5810-087-0958 | ND |
2019-02-14 | 5810-167-0915 | ND |
2019-02-21 | 5810-057-1250 | ND |
2019-03-07 | 5701-182-1210 | ND |
2019-03-11 | 5810-037-1040 | ND |
2019-03-14 | 5810-159-0930 | ND |
2019-03-21 | 5810-036-1110 | ND |
2019-03-21 | 5701-059-1035 | ND |
2019-03-26 | 5810-059-1008 | ND |
2019-04-01 | 5810-061-1222 | ND |
2019-04-22 | 5810-067-0830 | ND |
2019-05-13 | 5810-081-1125 | ND |
2019-05-16 | 5810-046-1050 | ND |
2019-05-16 | 5810-055-1010 | ND |
2019-06-12 | 5810-056-1110 | ND |
2019-06-12 | 5810-058-0945 | ND |
2019-07-17 | 5810-010-0706 | ND |
2019-07-17 | 5810-016-1146 | ND |
2019-07-17 | 5810-154-1044 | ND |
2019-07-17 | 5810-158-0933 | ND |
2019-08-15 | 5810-048-1110 | ND |
2019-08-16 | 5810-053-1110 | ND |
2019-08-28 | 5810-016-1305 | ND |
2019-08-29 | 5810-047-1030 | ND |
2019-09-13 | 5810-092-1126 | ND |
2019-09-13 | 5810-166-1040 | ND |
2019-09-17 | 5810-080-1155 | ND |
2019-10-17 | 5810-003-1225 | ND |
2019-11-18 | 5810-178-1120 | ND |