Is DOWNINGTOWN WATER AUTHORITY's water safe to drink?
DOWNINGTOWN WATER AUTHORITY has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 9,900 people get their water from it, across 3,681 connections.
DOWNINGTOWN WATER AUTHORITY's record against the rest of the country
Out of 12,903 systems in this dataset, DOWNINGTOWN WATER AUTHORITY ranks 1,048th by violation burden (92th percentile) - 132 violations total, 17 health-baseds.
Against the PA average
Among the 475 PA systems in this dataset, the average is 5.5 health-based violations - DOWNINGTOWN WATER AUTHORITY's 17 is above that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
DOWNINGTOWN WATER AUTHORITY's most recent violation on record is dated 2025-01-09, with the most recent health-based one dated 2014-01-04. Last reported to EPA: 06/15/2026.
The concern categories on record
DOWNINGTOWN 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); Surface Water Treatment Rule
- Synthetic organic chemicals / pesticides / VOCs - flagged from: CARBON, TOTAL
- Disinfection byproducts - flagged from: Total Haloacetic Acids (HAA5)
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 DOWNINGTOWN WATER AUTHORITY's record does not cover
Everything on this page is DOWNINGTOWN WATER AUTHORITY's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and DOWNINGTOWN WATER AUTHORITY's customers' taps is household plumbing, invisible to a system-level record ranked 1,048th of 12,903 by violation count. The guide to what this data misses covers that gap.