What's in UPPER SURFACE CREEK DOMESTIC WUA's water?
UPPER SURFACE CREEK DOMESTIC WUA had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. 2,800 people get their water from it, across 971 connections.
Ranked against every other system in this dataset
86 total violations and 16 health-based ones put UPPER SURFACE CREEK DOMESTIC WUA at the 91th percentile nationally for violation burden, rank 1,130 of 12,903.
How UPPER SURFACE CREEK DOMESTIC WUA compares within CO
UPPER SURFACE CREEK DOMESTIC WUA's 16 health-based violations sit above the CO average of 3.0, across 230 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 UPPER SURFACE CREEK DOMESTIC WUA is from 2024-05-05 (health-based: 2024-05-05). Last reported to EPA: 06/17/2026.
What kind of problem, specifically
UPPER SURFACE CREEK DOMESTIC WUA'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:
- Lead & copper - flagged from: Lead and Copper Rule
- Disinfection byproducts - flagged from: Total Haloacetic Acids (HAA5)
The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.
What this data is and is not
This is what UPPER SURFACE CREEK DOMESTIC WUA 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. This record - 16 health-based violations on file for UPPER SURFACE CREEK DOMESTIC WUA - 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.