Water Quality in Green Bay, WI (54173)

EPA violation data for public water systems serving ZIP code 54173.

Past Health-Based Violations

2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 6 monitoring/reporting violations.

More violations than 62% of US ZIP codes.

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

3,403

Population

24

Water Systems

8

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (24)

Green Bay Waterworks

Surface water 107,369 people served
0 violations
Lead tested: 2.5 ppb (limit: 15 ppb)

De Pere Waterworks Sa 1

Purchased surface water 25,660 people served
0 violations
Lead tested: 0.66 ppb (limit: 15 ppb)

Howard Waterworks

2 health-based
Purchased surface water 21,133 people served
3 violations (5yr) · 2 health-based · All resolved
Lead tested: 1.2 ppb (limit: 15 ppb)

Suamico Citgo & Burger King

Groundwater 550 people served
0 violations

Amoco Mini Mart

Groundwater 110 people served
0 violations

Chives Door Co

Groundwater 58 people served
0 violations

Autumn Fields

Groundwater 53 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Backwoods Archery & Range

Groundwater 50 people served
0 violations

Vickery Village Shops

Groundwater 25 people served
0 violations

Suamico Town Offices Fire Dept

Groundwater 25 people served
0 violations

Four Way Bar

Groundwater 25 people served
0 violations

Suamico Un Meth Ch

Groundwater 25 people served
0 violations

St Paul Episcopal Ch

Groundwater 25 people served
0 violations

Whippoorwill Tavern

Groundwater 25 people served
0 violations

St Benedict Cath Ch

Groundwater 25 people served
0 violations

Harbor Lights Resort

Groundwater 25 people served
0 violations

Suamico Garage

Groundwater 25 people served
0 violations

Windjammers Sailing Club

Groundwater 25 people served
0 violations

Countryside Motel

All resolved
Groundwater 25 people served
5 violations (5yr) · All resolved

Holtons Hwy Pizzeria

Groundwater 25 people served
0 violations

St Pius Cath Ch

Groundwater 25 people served
0 violations

Bullpen Bar And Grill

Groundwater 25 people served
0 violations

Yule Haus & Amy Lyns Bakery

Groundwater 25 people served
0 violations

Lagoon Heights Cmpgd

Groundwater 25 people served
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
1 violation
All resolved
Groundwater RuleHealth-Based
1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

4 violations
All resolved
Public NoticeMonitoring
2 violations
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jun 2025

How Does This Compare?

Green Bay (54173) has more violations than 62% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 8.

Fewer violations 62th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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