1,3-Butadiene
Cucamonga Valley Water District
26
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 |
|---|---|---|---|---|
| 2013 | ND | 11 | 0 | ND |
| 2014 | ND | 11 | 0 | ND |
| 2015 | ND | 4 | 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 |
|---|---|---|
| 2013-08-08 | B3H0931-13 | ND |
| 2013-08-08 | B3H0929-01 | ND |
| 2013-08-08 | B3H0931-09 | ND |
| 2013-08-08 | B3H0931-05 | ND |
| 2013-08-08 | B3H0931-01 | ND |
| 2013-08-08 | B3H0931-17 | ND |
| 2013-08-15 | B3H1538-01 | ND |
| 2013-08-15 | B3H1538-05 | ND |
| 2013-11-14 | B3K1254-03 | ND |
| 2013-11-14 | B3K1254-08 | ND |
| 2013-12-16 | B3L1447-01 | ND |
| 2014-02-12 | B4B1260-01 | ND |
| 2014-02-12 | B4B1264-04 | ND |
| 2014-02-13 | B4B1379-04 | ND |
| 2014-02-13 | B4B1379-01 | ND |
| 2014-02-13 | B4B1377-01 | ND |
| 2014-02-13 | B4B1377-04 | ND |
| 2014-02-13 | B4B1377-07 | ND |
| 2014-02-13 | B4B1377-10 | ND |
| 2014-05-15 | B4E1494-01 | ND |
| 2014-05-15 | B4E1494-07 | ND |
| 2014-05-15 | B4E1494-04 | ND |
| 2015-02-12 | B5B1253-01 | ND |
| 2015-05-13 | B5E1236-01 | ND |
| 2015-08-13 | B5H1346-01 | ND |
| 2015-11-19 | B5K1958-01 | ND |