Sacramento, California Water Quality Report
Water quality data for 90 water systems serving 1,244,697 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 474.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 4740% | Above guideline |
| PFBA | 0.009 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.006 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHpA | 0.010 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxA | 0.009 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.019 | 0.010 ug/L | 0.001 ug/L(EWG) | 191% | Above limit |
| PFOA | 0.017 | 0.004 ug/L | 0.090 ug/L(EWG) | 433% | Above limit |
| PFOS | 0.041 | 0.004 ug/L | 0.300 ug/L(EWG) | 1035% | Above limit |
| PFPeA | 0.010 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (49)
4H
Jul 2, 2025
52
Jul 1, 2025
71
Jul 1, 2025
52
Jul 1, 2025
71
Jul 1, 2025
57
Apr 1, 2025
57
Apr 1, 2025
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
72
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
72
Oct 1, 2024
71
Jul 1, 2024
72
Oct 1, 2023
52
Oct 1, 2023
52
Oct 1, 2023
52
Oct 1, 2023
71
Jul 1, 2023
52
Oct 1, 2022
71
Jul 1, 2018
Resolved Violations (951)
3A
Aug 1, 2025 — Aug 31, 2025
3A
Aug 1, 2025 — Aug 31, 2025
3A
Aug 1, 2025 — Aug 31, 2025
71
Jul 1, 2025
71
Jul 1, 2025
+ 946 more resolved violations
Frequently Asked Questions
Is Sacramento tap water safe to drink?
Sacramento's water has 3 contaminants detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Sacramento tap water?
9 contaminants have been detected in Sacramento's water supply across 90 water systems. See the full contaminant table above for details.
How can I improve my water quality in Sacramento?
Install a water filter rated for the specific contaminants found in Sacramento's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Sacramento have any water quality violations?
Yes, Sacramento currently has 252 active violations. See the violations section above for details.