Is SAN LORENZO URBANO's water safe to drink?
SAN LORENZO URBANO has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 26,470 people get their water from it, across 9,914 connections.
How this compares nationally
SAN LORENZO URBANO has 148 violations on record in total, 77 of thems health-based - ranking it 128th of 12,903 systems by violation count, the 99th percentile nationally.
How SAN LORENZO URBANO compares within PR
Among the 103 PR systems in this dataset, the average is 46.1 health-based violations - SAN LORENZO URBANO's 77 is above that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for SAN LORENZO URBANO is from 2025-01-03 (health-based: 2021-01-10). Last reported to EPA: 06/05/2026.
What kind of problem, specifically
SAN LORENZO URBANO'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; Surface Water Treatment Rule
- Synthetic organic chemicals / pesticides / VOCs - flagged from: CARBON, TOTAL
- Disinfection byproducts - flagged from: TTHM; 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 this data is and is not
SAN LORENZO URBANO'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. This record - 77 health-based violations on file for SAN LORENZO URBANO - 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.