Water Quality in Lancaster, PA (17557)
EPA violation data for public water systems serving ZIP code 17557.
Active Health Violations
3 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 86% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
15,055
Population
39
Water Systems
34
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (39)
City Of Lancaster
1 health-basedNew Holland Borough
All resolvedTyson Foods
Spring Gulch Resort Cpgrd
2 health-basedNew Holland Elementary School
Millcreek Estates
Berk Tek
All resolvedThe Keg
Western Heights
New Holland Nazarene Church
Brookshire Plaza
Pizza Hut
Quality Custom Kitchens
All resolvedRed Run Grist Mill Campground
Caernarvon Elementary School
Lapp Valley Farms
New Holland Seafood Grill
New Holland Family Restaurant
Crossroads Mennonite School
New Holland Supply Company Inc
Valco Headquarters
Welsh Mountain Home
All resolvedLapps Ice Cream Parlor %
Country Haven Campsite
All resolvedLinden Coffee
Safeguard Products
Ritas Italian Ice
High Point Estates
Pendu Saw Systems
Hillcrest Mobile Home Park
Pequea Mennonite School
All resolvedWitmer Mhp
Pioneer Hi Bred Intl Inc
Pellman Foods
Maples Mhp
Sals Pizza
Pure Choice Water
Pure Choice Water
Mcdonalds Of New Holland
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
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?
Lancaster (17557) has more violations than 86% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 34.
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.
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 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.