Willow Creek North Mhp
EPA ID: IL1135130 · 250 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Willow Creek North Mhp (IL1135130): 1 unresolved EPA violation on record. Five-year compliance data for Willow Creek North Mhp includes 1 violation the EPA has not yet marked resolved - those open findings are part of the utility's current enforcement profile, covering a service population of approximately 250 residents across the area it supplies.
Data: EPA SDWIS
Service Area Map
Coverage area for Willow Creek North Mhp Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Willow Creek North Mhp serves a community with a median household income of $55,882 and an estimated 35,577 residents across its service area. Approximately 80% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Willow Creek North 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.
Infrastructure Risk
Detected Contaminants
How Willow Creek North Mhp compares to EPA limits
What This Means For You
Contaminant 1006 at 7 mg/L exceeds the EPA maximum of 0.006 mg/L. Cholesterol & blood sugar effects, liver damage. Consider reverse osmosis filtration.
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.
Consumer Confidence Report Rule at 6 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 5 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Contaminant 1006 was detected in this water system. reverse osmosis filtration can reduce exposure.
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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
Willow Creek North Mhp (EPA ID: IL1135130) is a community water system in Illinois that serves approximately 250 people from surface water sources.
This system serves ZIP code 61701 in Bloomington.
Violation History
Status breakdown for accepted records with record years 2021-2026: 24 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 |
|---|---|---|---|
| July 2, 2025 | Stage 2 DBP Rule | Non-health-based | Unaddressed (current) |
| July 1, 2025 | Contaminant 1006 | Non-health-based | Resolved |
| January 1, 2025 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| January 1, 2025 | Contaminant 1006 | Non-health-based | Resolved |
| December 1, 2024 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| December 1, 2024 | Contaminant 1006 | Non-health-based | Resolved |
| November 1, 2024 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| November 1, 2024 | Contaminant 1006 | Non-health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Non-health-based | Resolved |
| October 1, 2024 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| October 1, 2024 | Contaminant 1006 | Non-health-based | Resolved |
| September 1, 2024 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| September 1, 2024 | Contaminant 1006 | Non-health-based | Resolved |
| August 13, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| August 13, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Non-health-based | Resolved |
| July 1, 2024 | Surface Water Treatment Rule | Non-health-based | Resolved |
| January 1, 2024 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| January 1, 2024 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| July 1, 2023 | Surface Water Treatment 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 |
|---|---|---|---|
| Contaminant 1006 | Other Violation | 7 | No |
| Consumer Confidence Report Rule | Reporting Failure | 6 | No |
| Surface Water Treatment Rule | Treatment Failure | 5 | No |
| Stage 2 DBP Rule | Treatment Failure | 2 | No |
| 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 IL or modeled from parcel and building-footprint data.
- 61701 - Bloomington
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Willow Creek North Mhp (IL1135130) on EPA.gov.
Frequently Asked Questions
Is Willow Creek North Mhp 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 Willow Creek North Mhp serve?
Willow Creek North Mhp serves approximately 250 people across 1 ZIP code in Illinois.
Where does Willow Creek North Mhp get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Willow Creek North Mhp (IL): 25 EPA Violations. https://zipcheckup.com/water-system/il1135130/
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author = {{ZipCheckup}},
title = {{Willow Creek North Mhp (IL): 25 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/il1135130/}
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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
Willow Creek North Mhp (EPA ID: IL1135130) - request the latest Consumer Confidence Report or ask about specific contaminants.