Wilkeson Water Department
EPA ID: WA5396950 · 1,071 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Wilkeson Water Department (WA5396950): 5 violations on record since 2021. Wilkeson Water Department's EPA record lists 5 historical violations, and none is listed as open in that record; the utility supplies water to 1,071 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Wilkeson Water Department Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Wilkeson Water Department have a median household income of $108,813 and about 1,583 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 63% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Wilkeson Water Department'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.
Superfund Proximity Note: This service area ranks in the 80th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Washington
System Overview
Wilkeson Water Department (EPA ID: WA5396950) is a community water system in Washington that serves approximately 1,071 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: 5 resolved, 0 archived, 0 addressed, and 0 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 | Total Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| January 1, 2024 | TTHM | Non-health-based | Resolved |
| January 1, 2023 | Nitrate | Non-health-based | Resolved |
| September 1, 2022 | Revised Total Coliform Rule | Non-health-based | Resolved |
| June 1, 2022 | Revised Total Coliform 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 |
|---|---|---|---|
| Revised Total Coliform Rule | Monitoring & Reporting | 2 | No |
| Nitrate | Monitoring & Reporting | 1 | No |
| Total Haloacetic Acids (HAA5) | Monitoring & Reporting | 1 | No |
| TTHM | 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 |
|---|---|---|
| 0.0012 mg/L | No | 2024-12-31 |
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 WA 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 Wilkeson Water Department (WA5396950) on EPA.gov.
Frequently Asked Questions
Is Wilkeson Water Department water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Wilkeson Water Department; its 5 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Wilkeson Water Department serve?
Wilkeson Water Department serves approximately 1,071 people across 2 ZIP codes in Washington.
Where does Wilkeson Water Department get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Wilkeson Water Department (WA): 5 EPA Violations. https://zipcheckup.com/water-system/wa5396950/
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author = {{ZipCheckup}},
title = {{Wilkeson Water Department (WA): 5 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/wa5396950/}
}
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
Wilkeson Water Department (EPA ID: WA5396950) - request the latest Consumer Confidence Report or ask about specific contaminants.