Water Quality in Lancaster, PA (17566)
EPA violation data for public water systems serving ZIP code 17566.
Active Health Violations
9 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 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
12,603
Population
55
Water Systems
81
Violations (5yr)
9
Health-Based
Location
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Water Systems Serving This Area (55)
City Of Lancaster
1 health-basedQuarryville Boro
Solanco High Sch
All resolvedSwift Middle Sch
All resolvedQuarryville Presby Ret Comm
B B Grocery Outlet Newburg
Rosies Pizzeria
Chestnut Level Presb Ch
Clermont Elementary School
Mechanic Grove Church Of Breth
Providence Elem Sch
All resolvedBuck Co
All resolvedBart Colerain Elem Sch
Calvary Christian Acad
Wesley United Methodist Church
3 health-basedLittle Britain Elem Sch
Buck Home And Garden Center
Fulton Elementary School
Turkey Hill Minit Market
Little Britain Store
All resolvedBlack Rock Retreat
All resolvedPops Place Family Restaurant
4 health-basedDrumore Twp Elementary School
Tanglewood Manor Golf Club
All resolvedWhite Oak Cpgrd
Bbs Grocery Outlet
Eagle Cafe
Mussers Inc
All resolvedPasquale Pizza
All resolvedPour Girls Restaurant & Bar
Wenger Implement Co % B Wenger
Wenger Garage % Samuel Wenger
Chestnut Level Fire Co
Heaven Bound Child Care
Beaver Valley Mhp
All resolvedLittle Britain Mennonite Schoo
All resolvedBarnsley Academy
1 health-basedCountry View Manor
Bethel Mennonite School
Ridge On The Commons
All resolvedBrackbill'S Mobilehome Park
Tanglewood Gas Station
Crumpton Meat Market
Tanglewood Golf Learning Centr
Carrs Market-%H Carr
Olde High School Deli
Solanco Little League
Edgar M Herr Inc
St Catherine Of Siena
All resolvedBlack Rock Retreat
Lapp'S Snack Bar
Cr Lapp Family Restaurant
All resolvedQuarryville Family Dentistry
All resolvedMikes Chicken And Ribs
Bones Beef N Bun
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Annual water quality report delivery requirement.
Similar to nitrate — harmful to infants at high levels.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Used to disinfect water — generally safe at regulated levels.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jun 2025
Copper (Cu)
Exceeds limitSampled: Jun 2025
How Does This Compare?
Lancaster (17566) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 81.
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
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.