Granger Muni Water Supply
EPA ID: IA2537001 · 1,654 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Granger Muni Water Supply (IA2537001): 1 violation recorded with unresolved status in the SDWIS data used. Marked active and unresolved in the EPA record: 1 violation at Granger Muni Water Supply, whose service population is approximately 1,654 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Granger Muni Water Supply Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Granger Muni Water Supply have a median household income of $101,364 and about 5,003 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 70% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Granger Muni 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
Similar-sized systems in Iowa
System Overview
Granger Muni Water Supply (EPA ID: IA2537001) is a community water system in Iowa that serves approximately 1,654 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
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 |
|---|---|---|---|
| January 1, 2024 | Nitrite | Non-health-based | Resolved |
| April 26, 2021 | Public Notice | 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 |
|---|---|---|---|
| Nitrite | 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 |
|---|---|---|
| Below the reporting limit | No | 2024-12-31 |
The accepted LCR snapshot contains 1 reported copper action-level exceedance record for this PWSID. The source does not provide a verified copper level for publication.
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 Granger Muni Water Supply (IA2537001) on EPA.gov.
Frequently Asked Questions
Is Granger Muni 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 Granger Muni Water Supply serve?
Granger Muni Water Supply serves approximately 1,654 people across 2 ZIP codes in Iowa.
Where does Granger Muni Water Supply get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Granger Muni Water Supply (IA): 2 EPA Violations. https://zipcheckup.com/water-system/ia2537001/
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author = {{ZipCheckup}},
title = {{Granger Muni Water Supply (IA): 2 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ia2537001/}
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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
Granger Muni Water Supply (EPA ID: IA2537001) - request the latest Consumer Confidence Report or ask about specific contaminants.