Community Water System
EPA ID: MO4036064 · 378 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Community Water System (MO4036064): 33 EPA violations in the last five years. Over the past five years, Community Water System recorded 33 violations, all subsequently resolved through the EPA enforcement process - the supplier currently operates in good standing, with no active actions on file for its 378 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Community Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Community Water System serves a community with a median household income of $56,364 and an estimated 2,183 residents across its service area. Approximately 56% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 100% 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?
Community 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
Detected Contaminants
How Community Water System compares to EPA limits
What This Means For You
PFOA at 1 mg/L exceeds the EPA maximum of 0.000004 mg/L.
PFNA at 1 mg/L exceeds the EPA maximum of 0.00001 mg/L.
Mercury at 1 mg/L exceeds the EPA maximum of 0.002 mg/L. Kidney damage, neurological impairment. Consider activated carbon (GAC) filtration.
Chlorodibromomethane at 1 mg/L exceeds the EPA maximum of 0.002 mg/L. Liver cancer, brain cancer (known carcinogen). Consider granular activated carbon (GAC) filtration.
Cadmium at 1 mg/L exceeds the EPA maximum of 0.005 mg/L. Kidney damage accumulating over lifetime; probable carcinogen. Consider reverse osmosis filtration.
Mercury was detected in this water system. activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →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
Community Water System (EPA ID: MO4036064) is a community water system in Missouri that serves approximately 378 people from groundwater sources.
This system serves ZIP code 63966 in Wappapello.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 resolved, 32 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 |
|---|---|---|---|
| January 1, 2024 | Arsenic | Non-health-based | Resolved |
| January 1, 2023 | Barium | Non-health-based | Archived |
| January 1, 2023 | Cadmium | Non-health-based | Archived |
| January 1, 2023 | Chromium | Non-health-based | Archived |
| January 1, 2023 | Fluoride | Non-health-based | Archived |
| January 1, 2023 | Selenium | Non-health-based | Archived |
| January 1, 2023 | Nickel | Non-health-based | Archived |
| January 1, 2023 | Nitrite | Non-health-based | Archived |
| January 1, 2023 | Mercury | Non-health-based | Archived |
| January 1, 2023 | Contaminant 1075 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 1085 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 1045 | Non-health-based | Archived |
| January 1, 2023 | PFOA | Non-health-based | Archived |
| January 1, 2023 | PFNA | Non-health-based | Archived |
| January 1, 2023 | Monochloroacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Dichloroacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Bromodichloromethane | Non-health-based | Archived |
| January 1, 2023 | Dibromochloromethane | Non-health-based | Archived |
| January 1, 2023 | Bromoform | Non-health-based | Archived |
| January 1, 2023 | Chlorodibromomethane | Non-health-based | Archived |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Barium | Inorganic | 1 | No |
| Cadmium | Inorganic | 1 | No |
| Chromium | Inorganic | 1 | No |
| Fluoride | Inorganic | 1 | No |
| Selenium | Inorganic | 1 | No |
| Nickel | Inorganic | 1 | No |
| Nitrite | Inorganic | 1 | No |
| Arsenic | Inorganic | 1 | No |
| Contaminant 1045 | Other Violation | 1 | No |
| Mercury | Inorganic | 1 | No |
| Contaminant 1075 | Other Violation | 1 | No |
| Contaminant 1085 | Other Violation | 1 | No |
| PFOA | PFAS | 1 | No |
| PFNA | PFAS | 1 | No |
| Monochloroacetic Acid | Disinfection Byproducts | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00615 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.
- 63966 - Wappapello
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Community Water System (MO4036064) on EPA.gov.
Frequently Asked Questions
Is Community Water System water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Community Water System; its 33 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Community Water System serve?
Community Water System serves approximately 378 people across 1 ZIP code in Missouri.
Where does Community Water System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Community Water System (MO): 33 EPA Violations. https://zipcheckup.com/water-system/mo4036064/
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author = {{ZipCheckup}},
title = {{Community Water System (MO): 33 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/mo4036064/}
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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
Community Water System (EPA ID: MO4036064) - request the latest Consumer Confidence Report or ask about specific contaminants.