Bellefontaine City Public Water System
EPA ID: OH4600112 · 13,249 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Bellefontaine City Public Water System (OH4600112): 6 unresolved EPA violations on record. Pulled from the federal compliance ledger, 6 violations at Bellefontaine City Public Water System remain without resolution - the utility delivers drinking water to roughly 13,249 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Bellefontaine City Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Bellefontaine City Public Water System serves a community with a median household income of $64,217 and an estimated 20,074 residents across its service area. Approximately 67% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Bellefontaine City Public Water System's water is pumped from underground aquifers. 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.
Infrastructure Risk
Detected Contaminants
How Bellefontaine City Public Water System compares to EPA limits
What This Means For You
Surface Water Treatment Rule at 5 mg/L exceeds the EPA maximum of mg/L.
Stage 2 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Chlorine residual was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Bellefontaine City Public Water System (EPA ID: OH4600112) is a community water system in Ohio that serves approximately 13,249 people from groundwater sources.
This system serves ZIP code 43311 in Bellefontaine.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 6 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 |
|---|---|---|---|
| January 23, 2026 | Chlorine residual | Health-based | Resolved |
| January 21, 2026 | Surface Water Treatment Rule | Non-health-based | Unaddressed (current) |
| July 2, 2025 | Stage 2 DBP Rule | Non-health-based | Unaddressed (current) |
| July 1, 2025 | Surface Water Treatment Rule | Non-health-based | Unaddressed (current) |
| August 1, 2024 | Surface Water Treatment Rule | Non-health-based | Unaddressed (current) |
| October 2, 2023 | Surface Water Treatment Rule | Non-health-based | Unaddressed (current) |
| January 8, 2021 | Surface Water Treatment Rule | Non-health-based | Unaddressed (current) |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Failure | 5 | No |
| Stage 2 DBP Rule | Treatment Failure | 1 | No |
| Chlorine residual | Disinfectant | 1 | Yes |
Health Risk Details
Chlorine (Residual Disinfectant) (EPA limit: 4 mg/L (MRDL — Maximum Residual Disinfectant Level))
Irritation & DBP formation at high levels; protective at normal treatment levels At-risk groups: people with asthma or chemical sensitivities, kidney dialysis patients (water must be dechlorinated).
Removal methods: granular activated carbon (GAC), KDF media filter, carbon block filter. Find the right filter →
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0042 mg/L | No | N/A |
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.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
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.
- 43311 - Bellefontaine
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Bellefontaine City Public Water System (OH4600112) on EPA.gov.
Frequently Asked Questions
Is Bellefontaine City Public Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 6 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does Bellefontaine City Public Water System serve?
Bellefontaine City Public Water System serves approximately 13,249 people across 1 ZIP code in Ohio.
Where does Bellefontaine City Public Water System get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Detected
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). PFAS compounds were detected below the current state-enforceable MCL.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Bellefontaine City Public Water System: 1 Health Violation. https://zipcheckup.com/water-system/oh4600112/
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title = {{Bellefontaine City Public Water System: 1 Health Violation}},
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url = {https://zipcheckup.com/water-system/oh4600112/}
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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
Bellefontaine City Public Water System (EPA ID: OH4600112) - request the latest Consumer Confidence Report or ask about specific contaminants.