A99/100
HARRIS COUNTY MUD 551 — Water Quality Report 2026
Serving 1,269 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX1013688
Violations
1
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: June 1, 2023 – June 30, 2023Rule: Total Coliform 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 HARRIS COUNTY MUD 551
Is HARRIS COUNTY MUD 551 water safe to drink?
HARRIS COUNTY MUD 551 water receives a grade of A (99/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has HARRIS COUNTY MUD 551 detected?
1 contaminants were tested in HARRIS COUNTY MUD 551's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does HARRIS COUNTY MUD 551 have any EPA violations?
Yes, HARRIS COUNTY MUD 551 has 1 EPA violation(s) on record, with the most recent in 2023. Violation types include MON.
How many people does HARRIS COUNTY MUD 551 serve?
HARRIS COUNTY MUD 551 serves approximately 1,269 people, Texas.
What type of water does HARRIS COUNTY MUD 551 provide?
HARRIS COUNTY MUD 551 sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is TX1013688.
How does HARRIS COUNTY MUD 551 compare to other utilities in Texas?
HARRIS COUNTY MUD 551 scores 99/100 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.