Water Quality in Green Bay, WI (54126)
EPA violation data for public water systems serving ZIP code 54126.
Past Health-Based Violations
3 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There is also 1 monitoring/reporting violation.
More violations than 48% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,233
Population
28
Water Systems
4
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (28)
Green Bay Waterworks
Manitowoc Waterworks
De Pere Waterworks Sa 1
Howard Waterworks
2 health-basedGreenleaf Waterworks
Zion Lutheran Sch Wayside
Zion Lutheran Sch Morrison
East Shore Resort 1 Tavern
Alleluia Lutheran Ch
Wiese Brothers Farm New Dairy
Wiese Brothers Farm Old Dairy
Shiloh Dairy Llc
Pastor Loescher
St Clare Parish Cntr-Greenleaf
Sally Bs
Emmanuel Un Meth Ch
Askeaton Park
Wander Springs Golf Course
Frederick Natzke
Joes Bar
St Clare Parish Cntr-Askeaton
1 health-basedFirst & Last Chance Bar
Red Arrow Tavern
Morrison Cafe
Tipsy Missys Bar And Grill
Rocky Top Bar
Elaines Bar
Corner Hot Spot
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Sep 2025
How Does This Compare?
Green Bay (54126) has more violations than 48% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 4.
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
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) 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.