Is NORTH DALLAS COUNTY WATER AUTHORITY's water safe to drink?
NORTH DALLAS COUNTY WATER AUTHORITY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 8,838 people through 2,946 service connections.
Ranked against every other system in this dataset
NORTH DALLAS COUNTY WATER AUTHORITY has 36 violations on record in total, 1 of them health-based - ranking it 7,579th of 12,903 systems by violation count, the 41th percentile nationally.
Against the AL average
Among the 364 AL systems in this dataset, the average is 2.1 health-based violations - NORTH DALLAS COUNTY WATER AUTHORITY's 1 is at or below that. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
NORTH DALLAS COUNTY WATER AUTHORITY's most recent violation on record is dated 2022-01-01, with the most recent health-based one dated 1994-01-09. Last reported to EPA: 05/18/2026.
The concern categories on record
NORTH DALLAS COUNTY WATER 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:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
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 NORTH DALLAS COUNTY WATER AUTHORITY's record does not cover
Everything on this page is NORTH DALLAS COUNTY WATER AUTHORITY's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. This record - 1 health-based violation on file for NORTH DALLAS COUNTY WATER AUTHORITY - 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.