Centralia Public Water System
EPA ID: MO3010152 · 4,027 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Centralia Public Water System (MO3010152): no EPA violations recorded in the last five years. Unlike many utilities its size, Centralia Public Water System carries a violation-free five-year record - no EPA notices, no MCL exceedances, serving 4,027 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Centralia Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Centralia Public Water System serves a community with a median household income of $67,687 and an estimated 8,740 residents across its service area. Approximately 55% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Centralia 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 80th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Missouri
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
Centralia Public Water System (EPA ID: MO3010152) is a community water system in Missouri that serves approximately 4,027 people from groundwater sources.
This system serves ZIP code 65240 in Centralia.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00132 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.
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 MO or modeled from parcel and building-footprint data.
- 65240 - Centralia
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Centralia Public Water System (MO3010152) on EPA.gov.
Frequently Asked Questions
Is Centralia Public Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Centralia 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 Centralia Public Water System serve?
Centralia Public Water System serves approximately 4,027 people across 1 ZIP code in Missouri.
Where does Centralia 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.). Centralia Public Water System Water Quality Report, MO. https://zipcheckup.com/water-system/mo3010152/
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