Hart Municipal Water System
EPA ID: TX0350002 · 1,000 people served · 1 ZIP code
In the most recent EPA reporting cycle, Hart Municipal Water System carried 7 violations still marked as unresolved — each remains active in the federal enforcement ledger while the utility continues operations for its service population of approximately 1,000 people across the area it supplies.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 4 (2023) to 2 (2024). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Hart Municipal Water System Source: EPA SDWIS service area boundaries.
Service area boundary — Grade D
Service Area Demographics
The Hart Municipal Water System serves a community with a median household income of $55,301 and an estimated 1,511 residents across its service area. Approximately 78% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 67% 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?
Hart Municipal Water System'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 0% of homes in Castro 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 Hart Municipal Water System compares to EPA limits
What This Means For You
Bromate at 5 mg/L exceeds the EPA maximum of 0.01 mg/L.
Lead and Copper Rule at 3 mg/L exceeds the EPA maximum of mg/L.
Stage 2 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Surface Water Treatment Rule at 1 mg/L exceeds the EPA maximum of mg/L.
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
Hart Municipal Water System (EPA ID: TX0350002) is a community water system in Texas that serves approximately 1,000 people from groundwater sources.
This system serves ZIP code 79043 in Hart.
Average Home Safety Score: D (46/100)
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 | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Unresolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Unresolved |
| July 2, 2024 | Surface Water Treatment Rule | Monitoring | Unresolved |
| February 2, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| January 1, 2024 | Bromate | Health-based | Resolved |
| November 22, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| October 1, 2023 | Bromate | Health-based | Unresolved |
| July 1, 2023 | Bromate | Health-based | Unresolved |
| April 1, 2023 | Bromate | Health-based | Unresolved |
| January 1, 2023 | Bromate | Health-based | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Bromate | Disinfection Byproducts | 5 | Yes |
| Lead and Copper Rule | Treatment Failure | 3 | No |
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
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 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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
- 79043 — Hart
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Hart Municipal Water System (TX0350002) on EPA.gov.
Frequently Asked Questions
Is Hart Municipal Water System water safe to drink?
Hart Municipal Water System has recorded 6 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 Hart Municipal Water System serve?
Hart Municipal Water System serves approximately 1,000 people across 1 ZIP code in Texas.
Where does Hart Municipal Water System 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
Hart Municipal Water System (EPA ID: TX0350002) — request the latest Consumer Confidence Report or ask about specific contaminants.