De Soto Water Supply
EPA ID: IA2529035 · 960 people served · 3 ZIP codes
ZipCheckup's reading of EPA records for De Soto Water Supply (IA2529035): 2 violations recorded with unresolved status in the SDWIS data used. In EPA records, De Soto Water Supply has 2 violations listed as unresolved, with the utility supplying water to approximately 960 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for De Soto Water Supply Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with De Soto Water Supply have a median household income of $104,643 and about 13,665 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 56% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
De Soto Water Supply'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.
Infrastructure Risk
Comparable Water Systems
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System Overview
De Soto Water Supply (EPA ID: IA2529035) is a community water system in Iowa that serves approximately 960 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: 6 resolved, 0 archived, 0 addressed, and 2 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 |
|---|---|---|---|
| April 25, 2025 | Public Notice | Non-health-based | Resolved |
| December 1, 2024 | Revised Total Coliform Rule | Non-health-based | Resolved |
| July 1, 2024 | Consumer Confidence Rule | Non-health-based | Resolved |
| November 8, 2022 | Public Notice | Non-health-based | Unaddressed (current) |
| November 8, 2022 | Public Notice | Non-health-based | Unaddressed (current) |
| July 1, 2022 | Consumer Confidence Rule | Non-health-based | Resolved |
| August 1, 2021 | Total Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| August 1, 2021 | TTHM | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Public Notice | Other (notice or report rule) | 3 | No |
| Consumer Confidence Rule | Other (notice or report rule) | 2 | No |
| Total Haloacetic Acids (HAA5) | Monitoring & Reporting | 1 | No |
| TTHM | Monitoring & Reporting | 1 | No |
| Revised Total Coliform Rule | Monitoring & Reporting | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0005 mg/L | No | 2025-12-31 |
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 IA 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 available EPA compliance records for De Soto Water Supply (IA2529035) on EPA.gov.
Frequently Asked Questions
Is De Soto Water Supply water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 2 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does De Soto Water Supply serve?
De Soto Water Supply serves approximately 960 people across 3 ZIP codes in Iowa.
Where does De Soto Water Supply get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). De Soto Water Supply (IA): 8 EPA Violations. https://zipcheckup.com/water-system/ia2529035/
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title = {{De Soto Water Supply (IA): 8 EPA Violations}},
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url = {https://zipcheckup.com/water-system/ia2529035/}
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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
De Soto Water Supply (EPA ID: IA2529035) - request the latest Consumer Confidence Report or ask about specific contaminants.