Water Quality in Greeley, CO (80520)

EPA violation data for public water systems serving ZIP code 80520.

No Health-Based Violations

None of the 6 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are10 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 67% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

1,140

Population

6

Water Systems

10

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (6)

Greeley City Of

All resolved
Surface water 132,310 people served
5 violations (5yr) · All resolved
Lead tested: 3 ppb (limit: 15 ppb)

Firestone Town Of

All resolved
Purchased surface water 27,798 people served
4 violations (5yr) · All resolved
Lead tested: 3.6 ppb (limit: 15 ppb)

Firestone - Town Of

Purchased surface water 600 people served
0 violations

Apc Platte Valley Plant

Groundwater 22 people served
0 violations

St Vrain Water Authority

All resolved
Groundwater under influence of surface water 0
1 violation (5yr) · All resolved

Ramada Inn Logan Inn

Groundwater 0
0 violations

Contaminants Found

ChloriteMonitoring
4 violations
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

2 violations
All resolved
Chlorine dioxideMonitoring
1 violation
All resolved
Surface Water Treatment RuleMonitoring
1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
3 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Greeley (80520) has more violations than 67% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 10, most of which are monitoring/reporting issues.

Fewer violations 67th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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