Is LAS PIEDRAS HUMACAO's water safe to drink?
LAS PIEDRAS HUMACAO has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 38,897 people get their water from it, across 14,568 connections.
LAS PIEDRAS HUMACAO's record against the rest of the country
LAS PIEDRAS HUMACAO has 118 violations on record in total, 46 of thems health-based - ranking it 308th of 12,903 systems by violation count, the 98th percentile nationally.
How LAS PIEDRAS HUMACAO compares within PR
LAS PIEDRAS HUMACAO's 46 health-based violations sit within the PR average of 46.1, across 103 systems statewide. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for LAS PIEDRAS HUMACAO is from 2022-01-06 (health-based: 2015-01-04). Last reported to EPA: 06/05/2026.
What kind of problem, specifically
LAS PIEDRAS HUMACAO'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); Interim Enhanced Surface Water Treatment Rule
- Synthetic organic chemicals / pesticides / VOCs - flagged from: CARBON, TOTAL
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
Everything on this page is LAS PIEDRAS HUMACAO'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 LAS PIEDRAS HUMACAO's customers' taps is household plumbing, invisible to a system-level record ranked 308th of 12,903 by violation count. The guide to what this data misses covers that gap.