Oran Public Water System
EPA ID: MO4010604 · 1,294 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Oran Public Water System (MO4010604): 1 violation recorded with unresolved status in the SDWIS data used. Oran Public Water System's EPA file includes 1 unresolved violation; the utility supplies water to approximately 1,294 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Oran Public Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Oran Public Water System have a median household income of $66,800 and about 2,461 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 72% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 50% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). 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?
Oran Public Water System'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 60th percentile nationally for proximity to wastewater discharge points.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
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
Oran Public Water System (EPA ID: MO4010604) is a community water system in Missouri that serves approximately 1,294 people from groundwater sources.
This system serves ZIP code 63771 in Oran.
Violation History
Status breakdown for accepted records with record years 2021-2026: 13 resolved, 0 archived, 0 addressed, and 1 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 19, 2026 | Groundwater Rule | Health-based | Resolved |
| July 2, 2025 | LEAD AND COPPER RULE REVISIONS | Non-health-based | Unaddressed (current) |
| October 1, 2024 | Groundwater Rule | Non-health-based | Resolved |
| October 1, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| May 30, 2024 | Public Notice | Non-health-based | Resolved |
| May 1, 2024 | Groundwater Rule | Non-health-based | Resolved |
| January 1, 2024 | TTHM | Non-health-based | Resolved |
| January 1, 2024 | Total Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| April 1, 2023 | Groundwater Rule | Non-health-based | Resolved |
| January 1, 2023 | TTHM | Non-health-based | Resolved |
| January 1, 2023 | Total Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| October 1, 2021 | Groundwater Rule | Non-health-based | Resolved |
| January 1, 2021 | TTHM | Non-health-based | Resolved |
| January 1, 2021 | Total Haloacetic Acids (HAA5) | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Groundwater Rule | Other Violation | 5 | Yes |
| Total Haloacetic Acids (HAA5) | Monitoring & Reporting | 3 | No |
| TTHM | Monitoring & Reporting | 3 | No |
| Public Notice | Monitoring & Reporting | 1 | No |
| LEAD AND COPPER RULE REVISIONS | Monitoring & Reporting | 1 | No |
| Public Notice | Other (notice or report rule) | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0027 mg/L | No | 2024-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
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: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
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.
- 63771 - Oran
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Oran Public Water System (MO4010604) on EPA.gov.
Frequently Asked Questions
Is Oran Public Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does Oran Public Water System serve?
Oran Public Water System serves approximately 1,294 people across 1 ZIP code in Missouri.
Where does Oran Public Water System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Oran Public Water System (MO): 1 Health Violation. https://zipcheckup.com/water-system/mo4010604/
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author = {{ZipCheckup}},
title = {{Oran Public Water System (MO): 1 Health Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/mo4010604/}
}
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
Oran Public Water System (EPA ID: MO4010604) - request the latest Consumer Confidence Report or ask about specific contaminants.