- EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
- PFPeA (a PFAS): found in 1 of 4 samples, average 1 ppt, highest 4 ppt (EPA UCMR 5 testing, Jan 2025–Oct 2025)
Public EPA test results
What EPA records show for Andover Water Dept
EPA system ID MA3009000 · serves Andover, MA · about 36,569 people (EPA records)
Here's what EPA has on file for this water system: its testing for newer contaminants like PFAS (UCMR 5), lead testing and violations. It's not a test of your tap, and there's no Water Score here.
Public EPA test results
Andover Water Dept (EPA MA3009000)
What EPA records show for Andover Water Dept, as of October 14, 2026
2 health-standard violations since July 1, 2021 in EPA records (EPA SDWIS).
Lead: 9 in 10 homes tested came in at or below 0 ppb, at or below EPA's 15 ppb action level (latest EPA result for a testing period that ran on or after July 1, 2021: Jan 1, 2025–Dec 31, 2025). This is one number for the whole water system, from homes the utility tested. It isn't a result for your home.
EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Andover Water Dept use chloramine?
We didn't find chloramine in Andover Water Dept's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.
What EPA records show for this system
Reported results in EPA records (data as of Oct 14–15, 2026)