Water Quality in Williamsport, PA (17724)
EPA violation data for public water systems serving ZIP code 17724.
Past Health-Based Violations
1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 40 monitoring/reporting violations.
More violations than 88% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,693
Population
18
Water Systems
41
Violations (5yr)
1
Health-Based
Location
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Water Systems Serving This Area (18)
Williamsport Mun Water Auth
Little Pine State Pk
Canton Borough Authority
All resolvedMcardles Restaurant
Knuckleheads Cafe
All resolvedJust-N-Time
Granville Diner
All resolvedCanton American Legion Pst 303
The Lantern
Sherwood Retirement And Pch
All resolvedShining Stars Daycare
1 health-basedLandon'S Cedar Ledge Service
A&A Country Market
Jokers Wild
New Life Church
All resolvedBradford Co Sanitation Inc
M An M Cafe
Hortons Hoagies
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
At high levels, nitrate can cause blue baby syndrome in infants.
Similar to nitrate — harmful to infants at high levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
How Does This Compare?
Williamsport (17724) has more violations than 88% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 41.
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.
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.