Water Quality in Harrisburg, PA (17120)
EPA violation data for public water systems serving ZIP code 17120.
No Health-Based Violations
None of the 35 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are11 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 68% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
35
Water Systems
11
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (35)
Veolia Water
Capital Region Water
All resolvedPa Amer Water Co
Moraine State Park W S
Pymatuning Park #5
Pymatuning Park #5
Pa Dot Safety Rest Area #39
Pa Dot Safety Rest Area #53
Penna Dept Of Transportation
Penna Dept Of Transportation
Penndot-Site 29 Saf Rest Area
Pa Dot Rest Area 22
Pa Dot Rest Area 21
Pa Dot Rest Area 15
Pa Dot Rest Area 16
Highway Restaurant Newville 46
Highway Restaurant Newville 45
Pa Dot Rest Area 19
Pa Dot Rest Area 20
Pa Dot Rest Area L
Gifford Pinchot Park
Welcome Acres Estates
Penndot - Satellite Main Fac
Penndot-Site 34 Prim Safe Rest
Penndot-Site 30 Safe Rest Area
North Fayette Satellite Maint
Daniel Boone Homestead
All resolvedPenndot Lynn Twp Roadside Rest
Penn Dot Luz Co Maint Fac.
Willow Hill Interchange
Penndot-Franklin Co.Maintenanc
Ohiopyle State Park
Greenwood Park W W
Greenwood Park W W
Shawnee State Park
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Used to disinfect water — generally safe at regulated levels.
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?
Harrisburg (17120) has more violations than 68% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 11, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.