Cayey, Puerto Rico Water Quality Report
Water quality data for 10 water systems serving 61,167 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.005 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
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Compliance & Violations
Active Violations (21)
2E
Oct 17, 2024
2E
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
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
52
Jul 1, 2023
52
Jul 1, 2023
52
Jul 1, 2023
52
Jul 1, 2023
75
May 1, 2017
42
Jan 1, 2007
Resolved Violations (479)
3A
Sep 1, 2025 — Sep 30, 2025
3A
Aug 1, 2025 — Aug 31, 2025
3A
Jul 1, 2025 — Jul 31, 2025
3A
Jun 1, 2025 — Jun 30, 2025
3A
Jun 1, 2025 — Jun 30, 2025
+ 474 more resolved violations
Frequently Asked Questions
Is Cayey tap water safe to drink?
Cayey's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Cayey tap water?
1 contaminants have been detected in Cayey's water supply across 10 water systems. See the full contaminant table above for details.
How can I improve my water quality in Cayey?
Install a water filter rated for the specific contaminants found in Cayey's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Cayey have any water quality violations?
Yes, Cayey currently has 168 active violations. See the violations section above for details.