Water Quality in Columbia, MO (65202)

EPA violation data for public water systems serving ZIP code 65202.

No Health-Based Violations

None of the 14 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.

47,327

Population

14

Water Systems

7

Violations (5yr)

0

Health-Based

Location

Loading map...

Water Systems Serving This Area (14)

City Of Columbia Utilities

All resolved
Groundwater 126,254 people served
1 violation (5yr) · All resolved
Lead tested: 2.1 ppb (limit: 15 ppb)

University Of Missouri Columbia

Groundwater 40,000 people served
0 violations
Lead tested: 2.89 ppb (limit: 15 ppb)

Boone County Cons Pwsd 1

Groundwater 24,700 people served
0 violations
Lead tested: 3.48 ppb (limit: 15 ppb)

Boone County Pwsd 9

Groundwater 15,035 people served
3 violations (5yr)
Lead tested: 2.78 ppb (limit: 15 ppb)

Boone Co Pwsd #1

Groundwater 2,500 people served
0 violations

Boone Co Pwsd #2

Groundwater 2,100 people served
0 violations

Boone Co Pwsd #7

Groundwater 1,850 people served
0 violations

Crestvale Mhp

Groundwater 325 people served
0 violations

Green Hills Mhp

Purchased groundwater 195 people served
3 violations (5yr)
Lead tested: 5.4 ppb (limit: 15 ppb)

Mobile Village Trailer Park

Groundwater 165 people served
0 violations

Blue Mountain United Methodist Camp

Groundwater 162 people served
0 violations

Colonial Village Mhp

Groundwater 150 people served
0 violations

Tower Mhp

Groundwater 115 people served
0 violations

Sycamore Hills Subdivision

Groundwater 80 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
Has active
Lead and Copper RuleMonitoring

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

2 violations
Has active
E. COLIMonitoring
1 violation
All resolved
LEAD AND COPPER RULE REVISIONSMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.1 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Columbia (65202) 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.

Nearby ZIP Codes

Check Another ZIP Code