Is MONTGOMERY CO PWSD 1's water safe to drink?
MONTGOMERY CO PWSD 1 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 3,850 people through 1,402 service connections.
How this compares nationally
24 total violations and 2 health-based ones put MONTGOMERY CO PWSD 1 at the 52th percentile nationally for violation burden, rank 6,159 of 12,903.
Against the MO average
MONTGOMERY CO PWSD 1's 2 health-based violations sit within the MO average of 6.1, across 327 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
MONTGOMERY CO PWSD 1's most recent violation on record is dated 2025-05-10, with the most recent health-based one dated 2025-05-08. Last reported to EPA: 06/16/2026.
The concern categories on record
MONTGOMERY CO PWSD 1'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:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR); Groundwater Rule
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 MONTGOMERY CO PWSD 1's record does not cover
MONTGOMERY CO PWSD 1'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. Between the utility's meter and MONTGOMERY CO PWSD 1's customers' taps is household plumbing, invisible to a system-level record ranked 6,159th of 12,903 by violation count. The guide to what this data misses covers that gap.