C54/100
MCCOY WSC — Water Quality Report 2026
Serving 9,621 people · Texas
Water Source
Groundwater
County
—
System ID
TX0070023
Violations
18
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2021.
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 MCCOY WSC
Is MCCOY WSC water safe to drink?
MCCOY WSC water receives a grade of C (54/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 18 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has MCCOY WSC detected?
31 contaminants were tested in MCCOY WSC's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does MCCOY WSC have any EPA violations?
Yes, MCCOY WSC has 18 EPA violation(s) on record, with the most recent in 2021. Violation types include MON, MR, Other. 7 are health-based violations.
How many people does MCCOY WSC serve?
MCCOY WSC serves approximately 9,621 people, Texas.
What type of water does MCCOY WSC provide?
MCCOY WSC sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX0070023.
How does MCCOY WSC compare to other utilities in Texas?
MCCOY WSC scores 54/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Texas state page for a full comparison of water systems.