DrinkingWaterCheck

TISHOMINGO MUNICIPAL AUTHORITY: EPA violation history, explained

TISHOMINGO MUNICIPAL AUTHORITY had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. 3,000 people get their water from it, across 1,219 connections.

Ranked against every other system in this dataset

83 total violations and 41 health-based ones put TISHOMINGO MUNICIPAL AUTHORITY at the 97th percentile nationally for violation burden, rank 365 of 12,903.

How TISHOMINGO MUNICIPAL AUTHORITY compares within OK

Among the 240 OK systems in this dataset, the average is 39.5 health-based violations - TISHOMINGO MUNICIPAL AUTHORITY's 41 is above that. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

The last violation EPA has on record for TISHOMINGO MUNICIPAL AUTHORITY is from 2025-01-11 (health-based: 2025-01-03). Last reported to EPA: 05/13/2026.

What kind of problem, specifically

TISHOMINGO MUNICIPAL AUTHORITY'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 lead & copper, which points toward a lead-class filter if you want to address it directly.

What this data is and is not

TISHOMINGO MUNICIPAL AUTHORITY'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 TISHOMINGO MUNICIPAL AUTHORITY's customers' taps is household plumbing, invisible to a system-level record ranked 365th of 12,903 by violation count. The guide to what this data misses covers that gap.