Water Quality in Delta, CO (81428)
EPA violation data for public water systems serving ZIP code 81428.
Active Health Violations
14 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
3,788
Population
22
Water Systems
140
Violations (5yr)
14
Health-Based
Location
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Water Systems Serving This Area (22)
Delta City Of
All resolvedPaonia Town Of
3 health-basedBone Mesa Domestic Wd
7 health-basedPitkin Mesa Pipeline Co
2 health-basedStewart Mesa Wc
All resolvedHidden Valley Hoa Water Company
1 health-basedMinnesota Pipeline
Hammond Pipeline
All resolvedRedwood Arms Motel
All resolvedNorth Fork Trailer And Rv Park
All resolvedBurgess Water Company
1 health-basedFoothills #2 Water Company
All resolvedWest Paonia Domestic Water Company
All resolvedGerman Creek West Water Association
All resolvedSouth Lamborn Mesa Water Company
All resolvedWestern Extension Domestic Water Company
All resolvedRoot And Vine Market
All resolvedDomestic Water Co
Electric Mountain Rec Subd Wua No 1
Bowie Mine No2
Mcclure Cg
North Fork Water Service
Contaminants Found
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Annual water quality report delivery requirement.
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2025
How Does This Compare?
Delta (81428) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 140.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.