DrinkingWaterCheck

LAS CRUCES MUNICIPAL WATER SYSTEM: EPA violation history, explained

LAS CRUCES MUNICIPAL WATER SYSTEM has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 98,175 people through 40,401 service connections.

Ranked against every other system in this dataset

162 total violations and 55 health-based ones put LAS CRUCES MUNICIPAL WATER SYSTEM at the 98th percentile nationally for violation burden, rank 227 of 12,903.

How LAS CRUCES MUNICIPAL WATER SYSTEM compares within NM

Among the 102 NM systems in this dataset, the average is 13.9 health-based violations - LAS CRUCES MUNICIPAL WATER SYSTEM's 55 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 LAS CRUCES MUNICIPAL WATER SYSTEM is from 2025-08-11 (health-based: 2018-04-07). Last reported to EPA: 06/16/2026.

What kind of problem, specifically

LAS CRUCES MUNICIPAL WATER SYSTEM'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 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

LAS CRUCES MUNICIPAL WATER SYSTEM'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 LAS CRUCES MUNICIPAL WATER SYSTEM's customers' taps is household plumbing, invisible to a system-level record ranked 227th of 12,903 by violation count. The guide to what this data misses covers that gap.