Northwest Grayson County Wcid 1
EPA ID: TX0910137 · 3,615 people served · 3 ZIP codes
Looking at the EPA enforcement file for Northwest Grayson County Wcid 1, 5 violations are listed as unresolved — those findings cover the utility's service area of approximately 3,615 people and remain open in the federal compliance system, awaiting formal corrective action documentation.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Northwest Grayson County Wcid 1 Source: EPA SDWIS service area boundaries.
Service area boundary — Grade B
Service Area Demographics
The Northwest Grayson County Wcid 1 serves a community with a median household income of $80,244 and an estimated 13,817 residents across its service area.
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?
Northwest Grayson County Wcid 1'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.
About 1% of homes in Grayson County, Texas rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Northwest Grayson County Wcid 1 compares to EPA limits
What This Means For You
Selenium at 1 mg/L exceeds the EPA maximum of 0.05 mg/L. Hair & nail loss, nerve damage, liver & kidney damage. Consider reverse osmosis filtration.
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Contaminant 2959 at 1 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report 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. 5 detections recorded.
Selenium was detected in this water system. reverse osmosis filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
Similar-sized systems in Texas
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
Northwest Grayson County Wcid 1 (EPA ID: TX0910137) is a community water system in Texas that serves approximately 3,615 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Average Home Safety Score: B (77/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| May 1, 2025 | Lead and Copper Rule | Monitoring | Unresolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Unresolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Unresolved |
| September 21, 2024 | Consumer Confidence Report Rule | Health-based | Resolved |
| January 1, 2023 | Contaminant 2959 | Monitoring | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Selenium | Inorganic | 1 | No |
| Contaminant 2959 | Other Violation | 1 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
| Consumer Confidence Report Rule | Reporting Failure | 1 | Yes |
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)
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 TX 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 Northwest Grayson County Wcid 1 (TX0910137) on EPA.gov.
Frequently Asked Questions
Is Northwest Grayson County Wcid 1 water safe to drink?
Northwest Grayson County Wcid 1 has recorded 2 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Northwest Grayson County Wcid 1 serve?
Northwest Grayson County Wcid 1 serves approximately 3,615 people across 3 ZIP codes in Texas.
Where does Northwest Grayson County Wcid 1 get its water?
The primary water source is groundwater.
Frequently Asked Questions
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
Northwest Grayson County Wcid 1 (EPA ID: TX0910137) — request the latest Consumer Confidence Report or ask about specific contaminants.