Water Quality in Dubuque, IA (52003)

EPA violation data for public water systems serving ZIP code 52003.

No Health-Based Violations

None of the 26 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are38 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 88% of US ZIP codes.

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

13,796

Population

26

Water Systems

38

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (26)

Dubuque Water Works

Groundwater 59,667 people served
0 violations

Bittersweet On The Bluff

Groundwater 800 people served
0 violations

Dubuque Regional Airport

Groundwater 420 people served
0 violations

Dubuque Sports Complex

Groundwater 400 people served
25 violations (5yr)

Verde Water Co.-Table Mound #1-Well #2

Groundwater 342 people served
0 violations

The Hilltop At Menominee

Groundwater 300 people served
0 violations

La Motte Water Supply

Groundwater 237 people served
0 violations
Lead tested: 9.6 ppb (limit: 15 ppb)

Spring Valley Park

All resolved
Groundwater 180 people served
1 violation (5yr) · All resolved

Eiruss Droesslers

Purchased groundwater 158 people served
0 violations
Lead tested: 2.2 ppb (limit: 15 ppb)

Club Shakers

Groundwater 136 people served
0 violations

Hickory Acres

Groundwater 115 people served
0 violations
Lead tested: 4.8 ppb (limit: 15 ppb)

Backstretch

Groundwater 100 people served
0 violations

St Josephs Parish

All resolved
Groundwater 76 people served
1 violation (5yr) · All resolved

Buddes

Groundwater 75 people served
0 violations

Elk Lodge # 297

All resolved
Groundwater 56 people served
1 violation (5yr) · All resolved

Truck Country Of Iowa

Groundwater 55 people served
0 violations

Lombardis

Groundwater 54 people served
0 violations

Airline Inn

Groundwater 53 people served
0 violations

Massey Fishermans Wharf

Groundwater 52 people served
0 violations

Sky Line Inn

Groundwater 40 people served
0 violations

Shagbark Estates

Groundwater 38 people served
6 violations (5yr)
Lead tested: 0.8 ppb (limit: 15 ppb)

Ace Mobile Home Park

Groundwater 32 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Riley Development

Groundwater 30 people served
0 violations

Ymj Llc

All resolved
Groundwater 30 people served
4 violations (5yr) · All resolved

Mines Of Spain-Visitor Center

Groundwater 25 people served
0 violations

Four Winds Trailer Court

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

16 violations
All resolved
Public NoticeMonitoring
12 violations
Has active
NitrateMonitoring

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

5 violations
All resolved
E. COLIMonitoring
3 violations
All resolved
Lead and Copper RuleMonitoring

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

2 violations
Has active

Lead & Copper Levels

Lead (Pb)

Within limit
2.2 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Dubuque (52003) has more violations than 88% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 38, most of which are monitoring/reporting issues.

Fewer violations 88th 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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