A80/100
CITY OF SUNDOWN — Water Quality Report 2026
Serving 1,300 people · Texas
Water Source
Groundwater
County
—
System ID
TX1100003
Violations
8
Contaminant Test Results
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
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: October 20, 2023 – January 26, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
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: September 21, 2023 – December 21, 2023Rule: Consumer Confidence 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 CITY OF SUNDOWN
Is CITY OF SUNDOWN water safe to drink?
CITY OF SUNDOWN water receives a grade of A (80/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has CITY OF SUNDOWN detected?
1 contaminants were tested in CITY OF SUNDOWN's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CITY OF SUNDOWN have any EPA violations?
Yes, CITY OF SUNDOWN has 8 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, Other, MCL. 3 are health-based violations.
How many people does CITY OF SUNDOWN serve?
CITY OF SUNDOWN serves approximately 1,300 people, Texas.
What type of water does CITY OF SUNDOWN provide?
CITY OF SUNDOWN sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX1100003.
How does CITY OF SUNDOWN compare to other utilities in Texas?
CITY OF SUNDOWN scores 80/100 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.