Mcmullen County Tilden
EPA ID: TX1560002 · 618 people served · 1 ZIP code
The EPA enforcement database lists 9 active violations for Mcmullen County Tilden — a provider that delivers drinking water to approximately 618 people and has not yet formally resolved those findings.
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 1 (2021) to 2 (2024). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Mcmullen County Tilden Source: EPA SDWIS service area boundaries.
Service area boundary — Grade A
Service Area Demographics
The Mcmullen County Tilden serves a community with a median household income of $45,417 and an estimated 277 residents across its service area. Approximately 53% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Mcmullen County Tilden'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 3% of homes in McMullen County, Texas rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points.
Infrastructure Risk
Detected Contaminants
How Mcmullen County Tilden compares to EPA limits
What This Means For You
Stage 1 DBP Rule at 10 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 8 mg/L exceeds the EPA maximum of mg/L.
Stage 2 DBP Rule at 4 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule at 3 presence exceeds the EPA maximum of presence.
Consumer Confidence Report Rule at 2 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
Mcmullen County Tilden (EPA ID: TX1560002) is a community water system in Texas that serves approximately 618 people from groundwater sources.
This system serves ZIP code 78072 in Tilden.
Average Home Safety Score: A (86/100)
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 |
|---|---|---|---|
| September 29, 2025 | Stage 1 DBP Rule | Monitoring | Unresolved |
| May 1, 2025 | Lead and Copper Rule | Monitoring | Unresolved |
| March 10, 2025 | Lead and Copper Rule | Monitoring | Resolved |
| January 1, 2025 | Stage 1 DBP Rule | Monitoring | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Unresolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Unresolved |
| October 1, 2024 | Stage 1 DBP Rule | Monitoring | Resolved |
| August 18, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2024 | Stage 1 DBP Rule | Monitoring | Resolved |
| January 1, 2024 | Total Organic Carbon | Monitoring | Resolved |
| January 1, 2024 | Stage 1 DBP Rule | Monitoring | Resolved |
| December 31, 2023 | Lead and Copper Rule | Monitoring | Resolved |
| December 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
| July 1, 2023 | Surface Water Treatment Rule | Monitoring | Resolved |
| July 1, 2023 | Stage 1 DBP Rule | Monitoring | Resolved |
| January 1, 2023 | Revised Total Coliform Rule | Monitoring | Unresolved |
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 | 10 | No |
| Lead and Copper Rule | Treatment Failure | 8 | No |
| Stage 2 DBP Rule | Treatment Failure | 4 | Yes |
| Revised Total Coliform Rule | Microbiological | 3 | No |
| Consumer Confidence Report Rule | Reporting Failure | 2 | Yes |
| Total Organic Carbon | Disinfection Byproducts | 1 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 78072 | 0.0028 mg/L | No | N/A |
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
- 78072 — Tilden
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Mcmullen County Tilden (TX1560002) on EPA.gov.
Frequently Asked Questions
Is Mcmullen County Tilden water safe to drink?
Mcmullen County Tilden has recorded 3 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 Mcmullen County Tilden serve?
Mcmullen County Tilden serves approximately 618 people across 1 ZIP code in Texas.
Where does Mcmullen County Tilden 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
Mcmullen County Tilden (EPA ID: TX1560002) — request the latest Consumer Confidence Report or ask about specific contaminants.