Rock Valley Rural Water District
EPA ID: IA8482701 · 2,230 people served · 5 ZIP codes
ZipCheckup's reading of EPA records for Rock Valley Rural Water District (IA8482701): no drinking-water violations recorded since 2021. Within the EPA records available for it, Rock Valley Rural Water District shows no violations; the system serves about 2,230 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Rock Valley Rural Water District Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Rock Valley Rural Water District have a median household income of $90,238 and about 19,788 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 69% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Rock Valley Rural Water District'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
Rock Valley Rural Water District (EPA ID: IA8482701) is a community water system in Iowa that serves approximately 2,230 people from groundwater sources.
This system provides water to 5 ZIP codes across 5 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0024 mg/L | No | 2025-06-30 |
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 Rock Valley Rural Water District (IA8482701) on EPA.gov.
Frequently Asked Questions
Is Rock Valley Rural Water District water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Rock Valley Rural Water District in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Rock Valley Rural Water District serve?
Rock Valley Rural Water District serves approximately 2,230 people across 5 ZIP codes in Iowa.
Where does Rock Valley Rural Water District get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Rock Valley Rural Water District Water Quality Report, IA. https://zipcheckup.com/water-system/ia8482701/
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