Hexachlorobutadiene
Bonney Lake Water Department
NOTE: Bonney Lake Water Department purchases water from City of Tacoma which is required to test for hexachlorobutadiene. Sample information shown below was taken by City of Tacoma.
Hexachlorobutadiene is an industrial chemical and possible human carcinogen.
19
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 |
|---|---|---|---|---|
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | ND | 5 | 0 | ND |
| 2022 | ND | 5 | 0 | ND |
| 2023 | ND | 4 | 0 | ND |
ppb = parts per billion
All test results
NOTE: Bonney Lake Water Department purchases water from City of Tacoma which is required to test for hexachlorobutadiene. Sample information shown below was taken by City of Tacoma.
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-07 | ND | |
| 2018-03-12 | ND | |
| 2018-03-19 | ND | |
| 2019-01-02 | ND | |
| 2019-07-24 | ND | |
| 2019-12-03 | ND | |
| 2021-06-21 | 4137307 | ND |
| 2021-06-21 | 4137308 | ND |
| 2021-06-21 | 4137309 | ND |
| 2021-06-21 | 4233773 | ND |
| 2021-06-30 | 4142811 | ND |
| 2022-09-15 | 4368469 | ND |
| 2022-09-23 | 4368470 | ND |
| 2022-10-11 | 4363364 | ND |
| 2022-11-15 | 4428454 | ND |
| 2022-11-16 | 4388597 | ND |
| 2023-06-20 | 4542958 | ND |
| 2023-07-12 | 4542960 | ND |
| 2023-07-12 | 4542959 | ND |