Rocklyn Mhp
EPA ID: IA7780601 · 103 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Rocklyn Mhp (IA7780601): 2 unresolved EPA violations on record. Looking at the EPA enforcement file for Rocklyn Mhp, 2 violations are listed as unresolved - those findings cover the utility's service area of approximately 103 people and remain open in the federal compliance system, awaiting formal corrective action documentation.
Data: EPA SDWIS
Service Area Map
Coverage area for Rocklyn Mhp Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Rocklyn Mhp serves a community with a median household income of $89,323 and an estimated 31,694 residents across its service area. Approximately 66% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Rocklyn Mhp's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Superfund Proximity Note: This service area ranks in the 70th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
Detected Contaminants
How Rocklyn Mhp compares to EPA limits
What This Means For You
Haloacetic Acids (HAA5) at 1 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Total Trihalomethanes (TTHM) at 1 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Lead and Copper Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Haloacetic Acids (HAA5) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →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
Rocklyn Mhp (EPA ID: IA7780601) is a community water system in Iowa that serves approximately 103 people from surface water sources.
This system serves ZIP code 50322 in Urbandale.
Violation History
Status breakdown for accepted records with record years 2021-2026: 3 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 |
|---|---|---|---|
| August 7, 2023 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
| August 7, 2023 | Lead and Copper Rule | Non-health-based | Unaddressed (current) |
| May 1, 2022 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| May 1, 2022 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| January 1, 2022 | Stage 1 DBP Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Lead and Copper Rule | Treatment Failure | 2 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 1 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 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 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 IA or modeled from parcel and building-footprint data.
- 50322 - Urbandale
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Rocklyn Mhp (IA7780601) on EPA.gov.
Frequently Asked Questions
Is Rocklyn Mhp 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 Rocklyn Mhp serve?
Rocklyn Mhp serves approximately 103 people across 1 ZIP code in Iowa.
Where does Rocklyn Mhp get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Rocklyn Mhp (IA): 5 EPA Violations. https://zipcheckup.com/water-system/ia7780601/
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author = {{ZipCheckup}},
title = {{Rocklyn Mhp (IA): 5 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ia7780601/}
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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
Rocklyn Mhp (EPA ID: IA7780601) - request the latest Consumer Confidence Report or ask about specific contaminants.