Hamilton Water Department
EPA ID: IN5276023 · 2,675 people served · 4 ZIP codes
ZipCheckup's reading of EPA records for Hamilton Water Department (IN5276023): 2 violations on record since 2021. Every entry among the 2 violations in EPA records for Hamilton Water Department has a resolved status in the data; this utility delivers water to about 2,675 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Hamilton Water Department Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Hamilton Water Department have a median household income of $73,269 and about 9,864 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 69% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Hamilton Water Department's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Wastewater Proximity Note: This service area ranks in the 80th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Indiana
System Overview
Hamilton Water Department (EPA ID: IN5276023) is a community water system in Indiana that serves approximately 2,675 people from groundwater sources.
This system provides water to 4 ZIP codes across 4 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 2 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| July 1, 2025 | Consumer Confidence Rule | Non-health-based | Resolved |
| August 1, 2021 | Revised Total Coliform Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Rule | Other (notice or report rule) | 1 | No |
| Revised Total Coliform Rule | Monitoring & Reporting | 1 | No |
Lead & Copper
Latest reported 90th-percentile lead result for this PWSID: 0.0029 mg/L (2002-12-31).
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
4 of 4 ZIP records with known zones are in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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 IN or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Hamilton Water Department (IN5276023) on EPA.gov.
Frequently Asked Questions
Is Hamilton Water Department water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Hamilton Water Department; its 2 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Hamilton Water Department serve?
Hamilton Water Department serves approximately 2,675 people across 4 ZIP codes in Indiana.
Where does Hamilton Water Department get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Hamilton Water Department (IN): 2 EPA Violations. https://zipcheckup.com/water-system/in5276023/
@misc{zipcheckup-water-system-in5276023,
author = {{ZipCheckup}},
title = {{Hamilton Water Department (IN): 2 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/in5276023/}
}
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Hamilton Water Department (EPA ID: IN5276023) - request the latest Consumer Confidence Report or ask about specific contaminants.