Joint Municipal Water Supply Corporation (sc3220003)
EPA ID: SC3220003 · 47,838 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Joint Municipal Water Supply Corporation (sc3220003) (SC3220003): PFAS sampling above the current EPA limit (UCMR5). Compared to the national average for mid-size utilities, Joint Municipal Water Supply Corporation (sc3220003) sits well above the baseline - five years of EPA monitoring show no violations, no MCL exceedances, and no enforcement actions for the full service territory of 47,838 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Joint Municipal Water Supply Corporation (sc3220003) Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Joint Municipal Water Supply Corporation (sc3220003) serves a community with a median household income of $72,648 and an estimated 51,471 residents across its service area.
🌊 Where Does Your Water Come From?
Joint Municipal Water Supply Corporation (sc3220003)'s water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 6 detections recorded. 3 exceed federal EPA limits (4 ppt for PFOA/PFOS). 2 exceed state limits.
Comparable Water Systems
Similar-sized systems in South Carolina
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
Joint Municipal Water Supply Corporation (sc3220003) (EPA ID: SC3220003) is a community water system in South Carolina that serves approximately 47,838 people from surface water sources.
This system serves ZIP code 29073 in Lexington.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.004 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 3 (Low Risk)
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 SC or modeled from parcel and building-footprint data.
- 29073 - Lexington
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Joint Municipal Water Supply Corporation (sc3220003) (SC3220003) on EPA.gov.
Frequently Asked Questions
Is Joint Municipal Water Supply Corporation (sc3220003) water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Joint Municipal Water Supply Corporation (sc3220003) 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 Joint Municipal Water Supply Corporation (sc3220003) serve?
Joint Municipal Water Supply Corporation (sc3220003) serves approximately 47,838 people across 1 ZIP code in South Carolina.
Where does Joint Municipal Water Supply Corporation (sc3220003) get its water?
The primary water source is surface water.
Federal UCMR5 PFAS Monitoring: Above Current MCL
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). One or more PFAS compounds were measured above 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.). Joint Municipal Water Supply Corporation (sc3220003), SC. https://zipcheckup.com/water-system/sc3220003/
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title = {{Joint Municipal Water Supply Corporation (sc3220003), SC}},
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url = {https://zipcheckup.com/water-system/sc3220003/}
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