Water Quality in Hillsboro, OH (45135)
EPA violation data for public water systems serving ZIP code 45135.
No Health-Based Violations
None of the 10 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are2 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 36% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
5,291
Population
10
Water Systems
2
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (10)
Highland County Water Company, Inc.
All resolvedMgr;Highland County Water Co.
Washington Court House Pws
Prin,Olive Elementary School
Faith And Light Mennonite Church
Shady Trails Campground
Cedar Hill Campground
All resolvedArmco Park Gun Club
Wardlows Grocery
Odnr-Fallsville Wildlife
Contaminants Found
Annual water quality report delivery requirement.
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Hillsboro (45135) has more violations than 36% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 2, 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.