1,3-Butadiene
California Water Service - Livermore
18
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 |
|---|---|---|---|---|
| 2014 | ND | 11 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 0.0103 ppb
The EWG Health Guideline of 0.0103 ppb for 1,3-butadiene 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 |
|---|---|---|
| 2014-01-16 | 201401170417AM | ND |
| 2014-04-09 | 201404100776AM | ND |
| 2014-04-09 | 201404100750AM | ND |
| 2014-04-16 | 201404220190AM | ND |
| 2014-04-16 | 201404220198AM | ND |
| 2014-04-23 | 201404240616AM | ND |
| 2014-05-07 | 201405080516AM | ND |
| 2014-07-22 | 201407250139AM | ND |
| 2014-07-22 | 201407250232AM | ND |
| 2014-10-16 | 201410170104AM | ND |
| 2014-11-24 | 201411250338AM | ND |
| 2015-01-13 | 201501140678AM | ND |
| 2015-02-18 | 201502191035AM | ND |
| 2015-02-18 | 201502190939AM | ND |
| 2015-03-25 | 201503260897AM | ND |
| 2015-04-21 | 201504220608AM | ND |
| 2015-12-15 | 201512160548AM | ND |
| 2016-01-18 | 201601190225AM | ND |