A96/100
SOUTH GRAYSON SUD — Water Quality Report 2026
Serving 6,750 people · Texas
Water Source
Groundwater
County
—
System ID
TX0910064
Violations
1
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.007 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
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 SOUTH GRAYSON SUD
Is SOUTH GRAYSON SUD water safe to drink?
SOUTH GRAYSON SUD water receives a grade of A (96/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has SOUTH GRAYSON SUD detected?
31 contaminants were tested in SOUTH GRAYSON SUD's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does SOUTH GRAYSON SUD have any EPA violations?
Yes, SOUTH GRAYSON SUD has 1 EPA violation(s) on record, with the most recent in 2018. Violation types include MR.
How many people does SOUTH GRAYSON SUD serve?
SOUTH GRAYSON SUD serves approximately 6,750 people, Texas.
What type of water does SOUTH GRAYSON SUD provide?
SOUTH GRAYSON SUD sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is TX0910064.
How does SOUTH GRAYSON SUD compare to other utilities in Texas?
SOUTH GRAYSON SUD scores 96/100 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.