DrinkingWaterCheck

What's in WARSAW PWS's water?

WARSAW PWS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 2,402 people through 1,091 service connections.

WARSAW PWS's record against the rest of the country

Out of 12,903 systems in this dataset, WARSAW PWS ranks 5,111th by violation burden (60th percentile) - 16 violations total, 3 health-baseds.

How WARSAW PWS compares within MO

MO's 327 covered systems average 6.1 health-based violations each; WARSAW PWS carries 3, not more than typical for the state. See the lead and copper guide for why lead counts differently.

Most recent violation on record

The last violation EPA has on record for WARSAW PWS is from 2025-02-07 (health-based: 2010-01-06). Last reported to EPA: 06/16/2026.

What kind of problem, specifically

WARSAW PWS'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

WARSAW PWS's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. This record - 3 health-based violations on file for WARSAW PWS - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.