Keownville Rural Water Assn
EPA ID: MS0730004 · 2,663 people served · 3 ZIP codes
ZipCheckup's reading of EPA SDWIS for Keownville Rural Water Assn (MS0730004): 3 EPA violations in the last five years. Federal water data for Keownville Rural Water Assn logs 3 historical violations - all addressed and cleared, leaving the utility in current compliance for 2,663 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Keownville Rural Water Assn Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Keownville Rural Water Assn serves a community with a median household income of $43,854 and an estimated 20,639 residents across its service area. Approximately 47% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 79% 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?
Keownville Rural Water Assn'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 Keownville Rural Water Assn compares to EPA limits
What This Means For You
Haloacetic Acids (HAA5) at 1 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Total Trihalomethanes (TTHM) at 1 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Haloacetic Acids (HAA5) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
Similar-sized systems in Mississippi
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
Keownville Rural Water Assn (EPA ID: MS0730004) is a community water system in Mississippi that serves approximately 2,663 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 2 archived, 0 addressed, and 0 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 |
|---|---|---|---|
| July 1, 2025 | Surface Water Treatment Rule | Non-health-based | Resolved |
| January 1, 2024 | Haloacetic Acids (HAA5) | Non-health-based | Archived |
| January 1, 2024 | Total Trihalomethanes (TTHM) | Non-health-based | Archived |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 1 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 1 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0011 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 MS 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 Keownville Rural Water Assn (MS0730004) on EPA.gov.
Frequently Asked Questions
Is Keownville Rural Water Assn water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Keownville Rural Water Assn; its 3 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Keownville Rural Water Assn serve?
Keownville Rural Water Assn serves approximately 2,663 people across 3 ZIP codes in Mississippi.
Where does Keownville Rural Water Assn get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Keownville Rural Water Assn (MS): 3 EPA Violations. https://zipcheckup.com/water-system/ms0730004/
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title = {{Keownville Rural Water Assn (MS): 3 EPA Violations}},
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url = {https://zipcheckup.com/water-system/ms0730004/}
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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
Keownville Rural Water Assn (EPA ID: MS0730004) - request the latest Consumer Confidence Report or ask about specific contaminants.