Hercules, California Water Quality Report
Water quality data for 2 water systems serving 299 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (4)
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
Resolved Violations (14)
22
Aug 1, 2014 — Aug 31, 2014
22
Aug 1, 2014 — Aug 31, 2014
21
Aug 1, 2007 — Aug 31, 2007
21
Aug 1, 2007 — Aug 31, 2007
03
Jan 1, 2007 — Dec 31, 2007
+ 9 more resolved violations
Frequently Asked Questions
Is Hercules tap water safe to drink?
Hercules's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Hercules tap water?
0 contaminants have been detected in Hercules's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Hercules?
Install a water filter rated for the specific contaminants found in Hercules's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Hercules have any water quality violations?
Yes, Hercules currently has 4 active violations. See the violations section above for details.