Missouri Valley Water Supply
EPA ID: IA4344088 · 2,678 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Missouri Valley Water Supply (IA4344088): 1 unresolved EPA violation on record. Federal compliance records for Missouri Valley Water Supply list 1 open violation that has not yet been resolved - the utility serves approximately 2,678 people, and each outstanding finding remains logged and active in the EPA enforcement database.
Data: EPA SDWIS
Service Area Map
Coverage area for Missouri Valley Water Supply Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Missouri Valley Water Supply serves a community with a median household income of $77,292 and an estimated 4,881 residents across its service area. Approximately 79% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Missouri Valley Water Supply'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 Missouri Valley Water Supply compares to EPA limits
What This Means For You
Total Coliform at 1 presence exceeds the EPA maximum of presence.
Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Comparable Water Systems
Similar-sized systems in Iowa
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
Missouri Valley Water Supply (EPA ID: IA4344088) is a community water system in Iowa that serves approximately 2,678 people from groundwater sources.
This system serves ZIP code 51555 in Missouri Valley.
Violation History
Status breakdown for accepted records with record years 2021-2026: 1 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 |
|---|---|---|---|
| June 1, 2024 | Stage 1 DBP Rule | Non-health-based | Resolved |
| December 9, 2022 | Total Coliform | Non-health-based | Unaddressed (current) |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Total Coliform | Microbiological | 1 | No |
| Stage 1 DBP 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 |
|---|---|---|
| 0.0029 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 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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 IA or modeled from parcel and building-footprint data.
- 51555 - Missouri Valley
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Missouri Valley Water Supply (IA4344088) on EPA.gov.
Frequently Asked Questions
Is Missouri Valley Water Supply 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 Missouri Valley Water Supply serve?
Missouri Valley Water Supply serves approximately 2,678 people across 1 ZIP code in Iowa.
Where does Missouri Valley Water Supply get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Missouri Valley Water Supply (IA): 2 EPA Violations. https://zipcheckup.com/water-system/ia4344088/
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title = {{Missouri Valley Water Supply (IA): 2 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ia4344088/}
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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
Missouri Valley Water Supply (EPA ID: IA4344088) - request the latest Consumer Confidence Report or ask about specific contaminants.