Water Quality in Des Moines, IA (50021)

EPA violation data for public water systems serving ZIP code 50021.

No Health-Based Violations

None of the 37 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are29 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 84% of US ZIP codes.

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

30,283

Population

37

Water Systems

29

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (37)

Des Moines Water Works

Purchased surface water 246,055 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Ankeny, City Of

Purchased surface water 76,207 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

West Des Moines Water Works

Purchased surface water 68,723 people served
0 violations

Urbandale Water Utility

Purchased surface water 45,605 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Park View Village

All resolved
Purchased groundwater 1,800 people served
1 violation (5yr) · All resolved

Gould Heights Water Service Company

Purchased groundwater 1,635 people served
0 violations

Greenfield Plaza Water System

Groundwater 1,600 people served
0 violations

Caseys General Store (Anamosa)

Groundwater 1,215 people served
19 violations (5yr)

Elkhart Water Supply

All resolved
Groundwater 882 people served
2 violations (5yr) · All resolved

Caseys General Store #3793

Groundwater 715 people served
0 violations

Caseys General Store - Colfax

Groundwater 642 people served
0 violations

Fox Creek Benefitted Wtr. District

All resolved
Groundwater 553 people served
1 violation (5yr) · All resolved

Caseys General Store - Wheatfield

Groundwater 504 people served
0 violations

Caseys General Store #3775

Groundwater 500 people served
0 violations

Oakwood Heights Mobile Home Pa

Purchased surface water 400 people served
0 violations

Southwest Polk Water Service, Inc.

Groundwater 393 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Hickory Hollow Water Service, Inc.

Purchased surface water 375 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Greenwood Acres Water Co.

Purchased surface water 325 people served
0 violations
Lead tested: 12 ppb (limit: 15 ppb)

Caseys General Store #3793

Groundwater 312 people served
0 violations

Ramada Inn Westmark

Groundwater 265 people served
0 violations

Oakwood Park Water Inc.

Purchased surface water 218 people served
0 violations

River Oaks Development

Purchased surface water 215 people served
0 violations

Otter Creek Golf Course

Groundwater 212 people served
0 violations

Woodland Lake Estates Hoa, Inc

Purchased surface water 207 people served
0 violations

Mel-Ray Mhp

Purchased surface water 204 people served
0 violations

Prairie Village Mobile Home Pk

Groundwater 200 people served
0 violations

Wildwood Water Corporation

Groundwater 170 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Beach Girls Bar

Groundwater 155 people served
0 violations

Caseys General Store 2721 - Lincoln

All resolved
Groundwater 150 people served
2 violations (5yr) · All resolved

Nursery Drive Estates

Groundwater 100 people served
0 violations

Caseys General Store

All resolved
Groundwater 100 people served
2 violations (5yr) · All resolved

Deer Creek Water System

Purchased surface water 98 people served
0 violations

Deer Hunters Run

All resolved
Purchased surface water 78 people served
2 violations (5yr) · All resolved

Casey'S General Store, Inc. - Quasqueton

Groundwater 60 people served
0 violations

White Oaks Homeowners Association

Groundwater 40 people served
0 violations

Caseys On Wauwatosa Road

Groundwater 27 people served
0 violations

Caseys General Store - Nichols (Inactive

Groundwater 26 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

11 violations
All resolved
Public NoticeMonitoring
10 violations
Has active
NitriteMonitoring

Similar to nitrate — harmful to infants at high levels.

3 violations
All resolved
NitrateMonitoring

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

3 violations
All resolved
Nitrate-NitriteMonitoring
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)

Approaching limit
12 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Des Moines (50021) has more violations than 84% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 29, most of which are monitoring/reporting issues.

Fewer violations 84th 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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