trans-1,3-Dichloropropene
Signal Hill - City, Water Department
1,3-Dichloropropene is a volatile cancer-causing chemical primarily used as a nematocide to fumigate agricultural soils. It exists in two different forms: cis-1,3-dichloropropene and trans-1,3-dichloropropene.
15
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 | 2 | 0 | ND |
| 2015 | ND | 2 | 0 | ND |
| 2016 | ND | 2 | 0 | ND |
| 2017 | ND | 7 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-04-21 | 9588-006-1035 | ND |
| 2014-10-23 | 9588-005-0940 | ND |
| 2015-04-21 | 9588-006-0943 | ND |
| 2015-10-22 | 9588-005-1005 | ND |
| 2016-04-20 | 9588-006-1000 | ND |
| 2016-10-20 | 9588-005-1110 | ND |
| 2017-07-05 | 4790-017-1047 | ND |
| 2017-07-05 | 4790-021-1049 | ND |
| 2017-07-05 | 4790-022-1052 | ND |
| 2017-08-01 | 4790-017-1317 | ND |
| 2017-08-01 | 4790-021-1320 | ND |
| 2017-08-01 | 4790-022-1322 | ND |
| 2017-10-19 | 9588-005-1023 | ND |
| 2018-10-18 | 9588-005-1015 | ND |
| 2019-10-24 | 9588-005-0924 | ND |