Water Quality in Boulder, CO (80308)

EPA violation data for public water systems serving ZIP code 80308.

No Health-Based Violations

None of the 4 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are7 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 60% of US ZIP codes.

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

4

Water Systems

7

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (4)

Baseline Wd

All resolved
Purchased surface water 820 people served
2 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Deer Run Mobile Home Community

All resolved
Groundwater 49 people served
2 violations (5yr) · All resolved
Lead tested: 9.84 ppb (limit: 15 ppb)

Arapahoe Aquifer

Groundwater 25 people served
0 violations

A 1 Discount Wc

All resolved
Purchased surface water 20 people served
3 violations (5yr) · All resolved

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
Lead and Copper RuleMonitoring

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

1 violation
All resolved
Surface Water Treatment RuleMonitoring
1 violation
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Approaching limit
9.84 ppb measured Action level: 15 ppb

Sampled: Jun 2024

How Does This Compare?

Boulder (80308) has more violations than 60% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 7, most of which are monitoring/reporting issues.

Fewer violations 60th 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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