Indian Hill City Public Water System

ZipCheckup's reading of EPA SDWIS for Indian Hill City Public Water System (OH3101112): PFAS sampling above the current EPA limit (UCMR5). Federal monitoring records confirm Indian Hill City Public Water System has operated without any EPA violations for the full five-year window - covering every contaminant category and reporting cycle across a service area of approximately 15,000 residents, with no gaps in the compliance record.

Data: EPA SDWIS

System Overview

Indian Hill City Public Water System (EPA ID: OH3101112) is a community water system in Ohio that serves approximately 15,000 people from groundwater sources.

This system provides water to 8 ZIP codes across 4 communities.

ZIP-Area Home Safety Context: D (42/100)

This is the average Home Safety Score for 3 of 8 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by OH or modeled from parcel and building-footprint data.

• 45111 - Camp Dennison
• 45150 - Milford
• 45174 - Terrace Park
• 45227 - Cincinnati
• 45236 - Cincinnati
• 45242 - Cincinnati
• 45243 - Cincinnati
• 45249 - Cincinnati

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Indian Hill City Public Water System (OH3101112) on EPA.gov.

Frequently Asked Questions

Is Indian Hill City Public Water System water safe to drink?

The accepted 2026Q2 ECHO snapshot contains zero violation records for Indian Hill City Public Water System in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.

How many people does Indian Hill City Public Water System serve?

Indian Hill City Public Water System serves approximately 15,000 people across 8 ZIP codes in Ohio.

Where does Indian Hill City Public Water System get its water?

The primary water source is groundwater.

@misc{zipcheckup-water-system-oh3101112,
  author = {{ZipCheckup}},
  title  = {{Indian Hill City Public Water System, OH: Serves 15K People}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/oh3101112/}
}