22'44'-Tetrachlorobiphenyl
City of Hewitt
22
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 | N/A | 0 | 0 | N/A |
| 2014 | N/A | 0 | 0 | N/A |
| 2015 | ND | 4 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 4 | 0 | ND |
| 2018 | ND | 6 | 0 | ND |
| 2019 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2015-03-23 | AC85765 | ND |
| 2015-03-23 | AC85762 | ND |
| 2015-03-23 | AC85763 | ND |
| 2015-10-28 | AD12063 | ND |
| 2016-01-20 | AD19069 | ND |
| 2016-04-06 | AD32184 | ND |
| 2016-07-13 | AD44165 | ND |
| 2016-10-12 | AD53228 | ND |
| 2017-02-06 | AD69387 | ND |
| 2017-05-02 | AD82274 | ND |
| 2017-07-19 | AD90034 | ND |
| 2017-10-09 | AD99924 | ND |
| 2018-02-07 | AE12849 | ND |
| 2018-04-19 | AE23319 | ND |
| 2018-04-19 | AE23320 | ND |
| 2018-04-19 | AE23316 | ND |
| 2018-08-15 | AE37254 | ND |
| 2018-11-06 | AE45491 | ND |
| 2019-02-12 | AE54193 | ND |
| 2019-04-22 | AE63257 | ND |
| 2019-08-26 | AE80803 | ND |
| 2019-10-17 | AE86974 | ND |