Rockland, Massachusetts Water Quality Report
Water quality data for 1 water system serving 33,647 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.025 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.003 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHpA | 0.008 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxA | 0.018 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.004 | 0.010 ug/L | 0.001 ug/L(EWG) | 40% | Within limit |
| PFOA | 0.012 | 0.004 ug/L | 0.090 ug/L(EWG) | 300% | Above limit |
| PFOS | 0.007 | 0.004 ug/L | 0.300 ug/L(EWG) | 175% | Above limit |
| PFPeA | 0.032 | 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 (28)
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Resolved Violations (20)
1A
May 1, 2025 — May 31, 2025
1A
May 1, 2025 — May 31, 2025
03
Jan 1, 2023 — Mar 31, 2023
02
Oct 1, 2018 — Dec 31, 2018
02
Apr 1, 2015 — Jun 30, 2015
+ 15 more resolved violations
Frequently Asked Questions
Is Rockland tap water safe to drink?
Rockland's water has 2 contaminants detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Rockland tap water?
8 contaminants have been detected in Rockland's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Rockland?
Install a water filter rated for the specific contaminants found in Rockland's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Rockland have any water quality violations?
Yes, Rockland currently has 28 active violations. See the violations section above for details.