Triadelphia Water Department
EPA ID: WV3303512 · 979 people served · 2 ZIP codes
ZipCheckup's reading of EPA SDWIS for Triadelphia Water Department (WV3303512): 7 EPA violations in the last five years. Over the tracked period, Triadelphia Water Department logged 7 EPA violations - each has been remedied, and the system now supplies 979 people in good standing.
Data: EPA SDWIS
Service Area Map
Coverage area for Triadelphia Water Department Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Triadelphia Water Department serves a community with a median household income of $74,317 and an estimated 4,652 residents across its service area. Approximately 65% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 44% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
🌊 Where Does Your Water Come From?
Triadelphia Water Department'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.
Wastewater Proximity Note: This service area ranks in the 70th percentile nationally for proximity to wastewater discharge points. Surface water sources near wastewater outfalls may face additional treatment challenges.
Infrastructure Risk
Detected Contaminants
How Triadelphia Water Department 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 4 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 1 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. 4 detections recorded.
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 West Virginia
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
Triadelphia Water Department (EPA ID: WV3303512) is a community water system in West Virginia that serves approximately 979 people from surface water sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 7 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 |
|---|---|---|---|
| October 1, 2025 | Surface Water Treatment Rule | Non-health-based | Resolved |
| August 16, 2023 | Lead and Copper Rule | Non-health-based | Resolved |
| August 16, 2023 | Lead and Copper Rule | Non-health-based | Resolved |
| March 1, 2022 | Total Trihalomethanes (TTHM) | Non-health-based | Resolved |
| March 1, 2022 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| August 14, 2021 | Lead and Copper Rule | Non-health-based | Resolved |
| April 14, 2021 | Lead and Copper 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 | 4 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 1 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 1 | No |
| Surface Water Treatment 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 WV 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 the full compliance record for Triadelphia Water Department (WV3303512) on EPA.gov.
Frequently Asked Questions
Is Triadelphia Water Department water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Triadelphia Water Department; its 7 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Triadelphia Water Department serve?
Triadelphia Water Department serves approximately 979 people across 2 ZIP codes in West Virginia.
Where does Triadelphia Water Department get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Triadelphia Water Department (WV): 7 EPA Violations. https://zipcheckup.com/water-system/wv3303512/
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title = {{Triadelphia Water Department (WV): 7 EPA Violations}},
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url = {https://zipcheckup.com/water-system/wv3303512/}
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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
Triadelphia Water Department (EPA ID: WV3303512) - request the latest Consumer Confidence Report or ask about specific contaminants.