C48/100
Liberty Hill Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 10,028 residents · Texas
What's In Liberty Hill's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
9
Violations (last 5yr)
1
Unresolved
4
Health-Related
TIER 3Unresolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: May 25, 2022 – March 5, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: May 4, 2022 – March 5, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: November 28, 2021 – February 8, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: November 28, 2021 – February 8, 2022Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2021 – December 31, 2021Enforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2021 – December 31, 2021Enforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2021 – September 30, 2021Enforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2021 – September 30, 2021Enforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
CITY OF LIBERTY HILL
Population Served
8,777
Water Source
Purchased Surface Water
System ID
TX2460013
DURHAM PARK WSC
Population Served
1,251
Water Source
Groundwater
System ID
TX2460038
Frequently Asked Questions About Liberty Hill Water
Is Liberty Hill tap water safe to drink?
Liberty Hill, Texas tap water receives a grade of C (48/100), which is considered fair. 0 contaminant(s) exceed EPA maximum contaminant levels and 74 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Liberty Hill's water?
Of the 1 contaminants tested in Liberty Hill's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Liberty Hill have any water quality violations?
Yes, Liberty Hill has 74 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, MCL. 6 of these are health-based violations, which are the most serious category.
Do I need a water filter in Liberty Hill?
Liberty Hill water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Liberty Hill's tap water come from?
Liberty Hill's drinking water is sourced from purchased surface water and supplied by CITY OF LIBERTY HILL and 1 other water system(s). The system serves approximately 10,028 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Liberty Hill's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Liberty Hill's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Liberty Hill's water compare to other cities in Texas?
Liberty Hill's water quality score of 48/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Texas state page to see how all cities in the state compare.
What should I do if I'm concerned about Liberty Hill's water quality?
If you have concerns about Liberty Hill's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (CITY OF LIBERTY HILL) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.