Aldicarb
Twin Buttes Water System
NOTE: Twin Buttes Water System purchases water from City of San Angelo which is required to test for aldicarb. Sample information shown below was taken by City of San Angelo.
Aldicarb is a neurotoxic insecticide.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 8 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | ND | 1 | 0 | ND |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | ND | 1 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 7 ppb
The EWG Health Guideline of 7 ppb for aldicarb was defined by the Environmental Protection Agency as a lifetime health-based limit for effects other than cancer. This health guideline protects against harm to the nervous system.
ppb = parts per billion
All test results
NOTE: Twin Buttes Water System purchases water from City of San Angelo which is required to test for aldicarb. Sample information shown below was taken by City of San Angelo.
| Date | Lab ID | Result |
|---|---|---|
| 2014-04-29 | AC52130 | ND |
| 2014-04-29 | AC52131 | ND |
| 2014-04-29 | AC52123 | ND |
| 2014-04-29 | AC52132 | ND |
| 2014-04-29 | AC52134 | ND |
| 2014-04-29 | AC52122 | ND |
| 2014-04-29 | AC52124 | ND |
| 2014-04-29 | AC52129 | ND |
| 2016-02-17 | AD24490 | ND |
| 2019-05-07 | Q1920785007 | ND |