Dalapon
City of Lyford
The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.
48
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 | 8 | 0 | ND |
| 2019 | ND | 9 | 0 | ND |
| 2020 | ND | 8 | 0 | ND |
| 2021 | ND | 6 | 0 | ND |
| 2022 | ND | 9 | 0 | ND |
| 2023 | ND | 8 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EPA Maximum Contaminant
Level (MCL): 200 ppb
The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2018-02-23 | AE15358 | ND |
| 2018-02-23 | AE15357 | ND |
| 2018-04-27 | AE24371 | ND |
| 2018-04-27 | AE24369 | ND |
| 2018-09-10 | AE39759 | ND |
| 2018-09-10 | AE39773 | ND |
| 2018-10-08 | AE43091 | ND |
| 2018-10-08 | AE43096 | ND |
| 2019-02-28 | AE56509 | ND |
| 2019-02-28 | AE56527 | ND |
| 2019-04-01 | AE60627 | ND |
| 2019-04-01 | AE60645 | ND |
| 2019-04-01 | AE60739 | ND |
| 2019-07-16 | AE74590 | ND |
| 2019-07-16 | AE74591 | ND |
| 2019-10-07 | AE85793 | ND |
| 2019-10-07 | AE85809 | ND |
| 2020-03-20 | AF04018 | ND |
| 2020-03-20 | AF04019 | ND |
| 2020-05-08 | AF10328 | ND |
| 2020-05-08 | AF10329 | ND |
| 2020-07-20 | AF19855 | ND |
| 2020-07-20 | AF19859 | ND |
| 2020-10-19 | AF31108 | ND |
| 2020-10-19 | AF31107 | ND |
| 2021-01-29 | AF41835 | ND |
| 2021-01-29 | AF41836 | ND |
| 2021-07-23 | AF63188 | ND |
| 2021-07-23 | AF63189 | ND |
| 2021-12-06 | AF77985 | ND |
| 2021-12-06 | AF78002 | ND |
| 2022-02-03 | AF83272 | ND |
| 2022-02-03 | AF83275 | ND |
| 2022-04-21 | AF94013 | ND |
| 2022-04-21 | AF94014 | ND |
| 2022-04-21 | AF94097 | ND |
| 2022-07-18 | AG04951 | ND |
| 2022-07-18 | AG04952 | ND |
| 2022-11-18 | AG19398 | ND |
| 2022-11-18 | AG19400 | ND |
| 2023-01-17 | AG24647 | ND |
| 2023-01-17 | AG24650 | ND |
| 2023-05-01 | AG38609 | ND |
| 2023-05-01 | AG38610 | ND |
| 2023-07-17 | AG48730 | ND |
| 2023-07-17 | AG48731 | ND |
| 2023-10-16 | AG59873 | ND |
| 2023-10-16 | AG59875 | ND |