Willwood S/d (4650004)
EPA ID: SC4650004 · 122 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Willwood S/d (4650004) (SC4650004): 1 unresolved EPA violation on record. In the current EPA monitoring period, Willwood S/d (4650004) has 1 violation still listed as unresolved, with the utility supplying water to approximately 122 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Willwood S/d (4650004) Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Willwood S/d (4650004) serves a community with a median household income of $63,122 and an estimated 57,500 residents across its service area. Approximately 47% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 35% 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?
Willwood S/d (4650004)'s water is pumped from underground aquifers. 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 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Detected Contaminants
How Willwood S/d (4650004) compares to EPA limits
What This Means For You
Stage 1 DBP 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. 2 detections recorded.
Comparable Water Systems
Similar-sized systems in South Carolina
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
Willwood S/d (4650004) (EPA ID: SC4650004) is a community water system in South Carolina that serves approximately 122 people from groundwater sources.
This system serves ZIP code 29730 in Rock Hill.
Violation History
Status breakdown for accepted records with record years 2021-2026: 0 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 |
|---|---|---|---|
| January 1, 2026 | Stage 1 DBP Rule | Non-health-based | Unaddressed (current) |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| 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 |
The accepted LCR snapshot contains 1 reported copper action-level exceedance record for this PWSID. The source does not provide a verified copper level for publication.
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 SC or modeled from parcel and building-footprint data.
- 29730 - Rock Hill
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Willwood S/d (4650004) (SC4650004) on EPA.gov.
Frequently Asked Questions
Is Willwood S/d (4650004) 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 Willwood S/d (4650004) serve?
Willwood S/d (4650004) serves approximately 122 people across 1 ZIP code in South Carolina.
Where does Willwood S/d (4650004) get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Willwood S/d (4650004) (SC): 1 EPA Violation. https://zipcheckup.com/water-system/sc4650004/
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author = {{ZipCheckup}},
title = {{Willwood S/d (4650004) (SC): 1 EPA Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/sc4650004/}
}
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
Willwood S/d (4650004) (EPA ID: SC4650004) - request the latest Consumer Confidence Report or ask about specific contaminants.