A97/100
SIENNA MUD 10 — Water Quality Report 2026
Serving 7,824 people · Texas
Water Source
Purchased Groundwater
County
—
System ID
TX0790452
Violations
3
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2014.
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 SIENNA MUD 10
Is SIENNA MUD 10 water safe to drink?
SIENNA MUD 10 water receives a grade of A (97/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has SIENNA MUD 10 detected?
31 contaminants were tested in SIENNA MUD 10's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does SIENNA MUD 10 have any EPA violations?
Yes, SIENNA MUD 10 has 3 EPA violation(s) on record, with the most recent in 2014. Violation types include MR.
How many people does SIENNA MUD 10 serve?
SIENNA MUD 10 serves approximately 7,824 people, Texas.
What type of water does SIENNA MUD 10 provide?
SIENNA MUD 10 sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX0790452.
How does SIENNA MUD 10 compare to other utilities in Texas?
SIENNA MUD 10 scores 97/100 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.