Water Quality in Poynette, WI (53955)
EPA violation data for public water systems serving ZIP code 53955.
Active Health Violations
2 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 73% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
6,125
Population
33
Water Systems
14
Violations (5yr)
2
Health-Based
Location
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Water Systems Serving This Area (33)
Poynette Waterworks
1 health-basedMcdonalds Milw St
Mcdonalds Mequon
Mcdonalds Restaurant Poynette
Northpoint Plaza Bp
Eastmound Center
Hookers Resort
Subway #27485 - Portage
Subway Sandwiches - Poynette
All resolvedDekorra Lutheran Church
Kingdom Hall Of Jehovahs Witnesses
Lake Wisconsin Cmpgrd Llc
Debs North Star Tavern
Wi Dnr Mackenzie 5 Office/Administration Building
Lake Wisconsin Resort - 2-Bedroom Units
Paradise Acres
Foxs
Lake Wisconsin Resort - Office
Wi Dnr Mackenzie 8 Lodge Resident Center
Pour House
Wi Dnr Mackenzie 16 Wildlife Exhibit
Wi Dnr Mackenzie 4 Badger Den
Cirves Resort
Jamieson Park
1 health-basedDekorra Camp Rest Park
Happy Hollow Resort - Office
Wi Dnr Mackenzie 7 Maple Syrup Finish House
Dekorra Happy Hollow Park
Wi Dnr Mackenzie 9 Picnic Area
All resolvedPoynette Bible Church
Dekorra Park
Mi Place Bait
Dekorra Elementary & Town Hall
Contaminants Found
At high levels, nitrate can cause blue baby syndrome in infants.
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Poynette (53955) has more violations than 73% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 14.
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
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
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.