Twin City Water and Sewer District Public Water System
EPA ID: OH7901711 · 9,224 people served · 4 ZIP codes
ZipCheckup's reading of EPA SDWIS for Twin City Water and Sewer District Public Water System (OH7901711): no EPA violations recorded in the last five years. EPA monitoring data for Twin City Water and Sewer District Public Water System shows an unblemished five-year compliance history - no violations of any kind have been recorded for this utility, which supplies water to approximately 9,224 people, covering every reporting cycle without a single MCL exceedance or monitoring lapse.
Data: EPA SDWIS
Service Area Map
Coverage area for Twin City Water and Sewer District Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Twin City Water and Sewer District Public Water System serves a community with a median household income of $55,090 and an estimated 15,455 residents across its service area. Approximately 62% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 40% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Twin City Water and Sewer District 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.
Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Ohio
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
Twin City Water and Sewer District Public Water System (EPA ID: OH7901711) is a community water system in Ohio that serves approximately 9,224 people from groundwater sources.
This system provides water to 4 ZIP codes across 4 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00202 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.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Twin City Water and Sewer District Public Water System (OH7901711) on EPA.gov.
Frequently Asked Questions
Is Twin City Water and Sewer District Public Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Twin City Water and Sewer District 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 Twin City Water and Sewer District Public Water System serve?
Twin City Water and Sewer District Public Water System serves approximately 9,224 people across 4 ZIP codes in Ohio.
Where does Twin City Water and Sewer District Public Water System get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
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.). Twin City Water and Sewer District Public Water System, OH. https://zipcheckup.com/water-system/oh7901711/
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