Water Quality in Ottumwa, IA (52533)

EPA violation data for public water systems serving ZIP code 52533.

No Health-Based Violations

None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are12 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 70% of US ZIP codes.

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

1,201

Population

7

Water Systems

12

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (7)

Rathbun Regional Water Assn (Rathbun)

Surface water 33,000 people served
0 violations

Ottumwa Water Works

All resolved
Surface water 25,529 people served
4 violations (5yr) · All resolved
Lead tested: 0.8 ppb (limit: 15 ppb)

Wapello Rural Water Assoc.

Purchased surface water 17,263 people served
0 violations
Lead tested: 1.2 ppb (limit: 15 ppb)

Eldon Water Supply

All resolved
Purchased groundwater 927 people served
3 violations (5yr) · All resolved
Lead tested: 0.9 ppb (limit: 15 ppb)

Batavia Water Works

All resolved
Purchased surface water 430 people served
1 violation (5yr) · All resolved

Libertyville Water Works

All resolved
Purchased groundwater 274 people served
4 violations (5yr) · All resolved
Lead tested: 1.4 ppb (limit: 15 ppb)

The Playtime Club

Groundwater 50 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

5 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
2 violations
All resolved
TTHMMonitoring
2 violations
All resolved
CARBON, TOTALMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

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

Lead & Copper Levels

Lead (Pb)

Within limit
0.9 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Ottumwa (52533) has more violations than 70% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 12, most of which are monitoring/reporting issues.

Fewer violations 70th 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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