DrinkingWaterCheck

Is BILLERICA WATER WORKS's water safe to drink?

BILLERICA WATER WORKS had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. It serves 42,119 people through 13,758 service connections.

How this compares nationally

BILLERICA WATER WORKS has 34 violations on record in total, 7 of thems health-based - ranking it 2,659th of 12,903 systems by violation count, the 79th percentile nationally.

How BILLERICA WATER WORKS compares within MA

BILLERICA WATER WORKS's 7 health-based violations sit above the MA average of 7.0, across 283 systems statewide. See the lead and copper guide for why lead counts differently.

Most recent violation on record

The last violation EPA has on record for BILLERICA WATER WORKS is from 2023-01-04 (health-based: 2023-01-04). Last reported to EPA: 06/22/2026.

What kind of problem, specifically

BILLERICA WATER WORKS's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:

The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.

What this data is and is not

This is what BILLERICA WATER WORKS reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 34 logged violations can see. The guide to what this data misses covers that gap.