OSCEOLA WATER WORKS: EPA violation history, explained
OSCEOLA WATER WORKS had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. It serves 5,503 people through 2,288 service connections.
How this compares nationally
OSCEOLA WATER WORKS has 29 violations on record in total, 12 of thems health-based - ranking it 1,604th of 12,903 systems by violation count, the 88th percentile nationally.
Against the IA average
Among the 203 IA systems in this dataset, the average is 3.5 health-based violations - OSCEOLA WATER WORKS's 12 is above that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
OSCEOLA WATER WORKS's most recent violation on record is dated 2024-01-09, with the most recent health-based one dated 2024-01-09. Last reported to EPA: 06/17/2026.
The concern categories on record
OSCEOLA WATER WORKS'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: Long Term 2 Enhanced Surface Water Treatment Rule; Surface Water Treatment Rule
- Disinfection byproducts - flagged from: TTHM
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 OSCEOLA WATER WORKS's record does not cover
This is what OSCEOLA WATER WORKS 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 OSCEOLA WATER WORKS's customers' taps is household plumbing, invisible to a system-level record ranked 1,604th of 12,903 by violation count. The guide to what this data misses covers that gap.