All Data Provided by EWG
Suisun-Solano Water Authority
EWG’s drinking water quality report shows results of tests conducted by the water utility and provided to the Environmental Working Group by the California State Water Resources Control Board, as well as information from the U.S. EPA Enforcement and Compliance History database (ECHO). For the latest quarter assessed by the U.S. EPA (January 2021 – March 2021), tap water provided by this water utility was in compliance with federal health-based drinking water standards.
Utility Details
Serves: 28,856
Data available: 2014-2019
Source: Surface water
Contaminants Detected
8 EXCEED EWG HEALTH GUIDELINES
14 Total Contaminants
- Legal does not necessarily equal safe. Getting a passing grade from the federal government does not mean the water meets the latest health guidelines.
- Legal limits for contaminants in tap water have not been updated in almost 20 years.
- The best way to ensure clean tap water is to keep pollution out of source water in the first place.
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Contaminants Detected
Bromodichloromethane
Potential Effect: cancer
128x
EWG’S HEALTH GUIDELINE
Chloroform
Potential Effect: cancer
102x
EWG’S HEALTH GUIDELINE
Dibromochloromethane
Potential Effect: cancer
9.9x
EWG’S HEALTH GUIDELINE
Dichloroacetic
Potential Effect: cancer
61x
EWG’S HEALTH GUIDELINE
Haloacetic acids (HAA5)†
Potential Effect: cancer
308x
EWG’S HEALTH GUIDELINE
Haloacetic acids (HAA9)†
Potential Effect: cancer
595x
EWG’S HEALTH GUIDELINE
Total trihalomethanes (TTHMs)†
Potential Effect: cancer
367x
EWG’S HEALTH GUIDELINE
Trichloroacetic acid
Potential Effect: cancer
153x
EWG’S HEALTH GUIDELINE
Other Contaminants Tested
Suisun-Solano Water Authority compliance with legally mandated federal standards:
- From April 2019 to March 2021, Suisun-Solano Water Authority complied with health-based drinking water standards.
| Contaminant | Activated Carbon | Reverse Osmosis | Ion Exchange |
| CONTAMINANTS ABOVE HEALTH GUIDELINES | |||
| Bromodichloromethane | ✔ | ✔ | |
| Chloroform | ✔ | ✔ | |
| Dibromochloromethane | ✔ | ✔ | |
| Dichloroacetic acid | ✔ | ✔ | |
| Haloacetic acids (HAA5) | ✔ | ✔ | |
| Haloacetic acids (HAA9) | ✔ | ✔ | |
| Total trihalomethanes (TTHMs) | ✔ | ✔ | |
| Trichloroacetic acid | ✔ | ✔ | |
| OTHER CONTAMINANTS DETECTED | |||
| Chlorate | |||
| Chromium (total) | ✔ | ✔ | |
| Fluoride | ✔ | ||
| Monobromoacetic acid | ✔ | ✔ | |
| Monochloroacetic acid | ✔ | ✔ | |
| Strontium | ✔ | ✔ | |
| Vanadium | ✔ |
Take Action
Contact Your Local Official
One of the best ways to push for cleaner water is to hold accountable the elected officials who have a say in water quality – from city hall and the state legislature to Congress all the way to the Oval Office – by asking questions and demanding answers.
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