What's in LANCASTER MUD 1's water?
LANCASTER MUD 1 has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 2,685 people get their water from it, across 895 connections.
LANCASTER MUD 1's record against the rest of the country
18 total violations and 3 health-based ones put LANCASTER MUD 1 at the 61th percentile nationally for violation burden, rank 5,075 of 12,903.
How LANCASTER MUD 1 compares within TX
Among the 1,633 TX systems in this dataset, the average is 6.7 health-based violations - LANCASTER MUD 1's 3 is at or below that. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
The last violation EPA has on record for LANCASTER MUD 1 is from 2017-09-08 (health-based: 2017-09-07). Last reported to EPA: 06/26/2026.
What kind of problem, specifically
LANCASTER MUD 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); Revised Total Coliform 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 this data is and is not
This is what LANCASTER MUD 1 reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. Between the utility's meter and LANCASTER MUD 1's customers' taps is household plumbing, invisible to a system-level record ranked 5,075th of 12,903 by violation count. The guide to what this data misses covers that gap.