A81/100
DECKER HILLS — Water Quality Report 2026
Serving 3,780 people · Texas
Water Source
Groundwater
County
—
System ID
TX1700386
Violations
11
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Disinfection byproduct treatment technique failure
When: August 11, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Failed to conduct Level 1 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2024 – November 21, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2024 – June 30, 2024Rule: Ground Water RuleEnforcement: 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
Frequently Asked Questions About DECKER HILLS
Is DECKER HILLS water safe to drink?
DECKER HILLS water receives a grade of A (81/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has DECKER HILLS detected?
31 contaminants were tested in DECKER HILLS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does DECKER HILLS have any EPA violations?
Yes, DECKER HILLS has 11 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, MCL. 2 are health-based violations.
How many people does DECKER HILLS serve?
DECKER HILLS serves approximately 3,780 people, Texas.
What type of water does DECKER HILLS provide?
DECKER HILLS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX1700386.
How does DECKER HILLS compare to other utilities in Texas?
DECKER HILLS scores 81/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Texas state page for a full comparison of water systems.