1,3-Butadiene
California Water Service Company - Hermosa / Redondo Beach
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | N/A | 0 | 0 | N/A |
2015 | ND | 12 | 0 | ND |
2016 | N/A | 0 | 0 | N/A |
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 |
---|---|---|
2015-02-11 | 201502110688AM | ND |
2015-02-11 | 201502120146AM | ND |
2015-02-11 | 201502120094AM | ND |
2015-02-11 | 201502120107AM | ND |
2015-05-06 | 201505070032AM | ND |
2015-05-06 | 201505070045AM | ND |
2015-08-06 | 201508060791AM | ND |
2015-08-06 | 201508060776AM | ND |
2015-08-20 | 201508200651AM | ND |
2015-08-20 | 201508200602AM | ND |
2015-11-04 | 201511040806AM | ND |
2015-11-04 | 201511040748AM | ND |