B68/100
CITY OF QUINLAN — Water Quality Report 2026
Serving 1,414 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX1160007
Violations
9
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.45 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2022 – January 3, 2022Rule: Ground Water 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 QUINLAN
Is CITY OF QUINLAN water safe to drink?
CITY OF QUINLAN water receives a grade of B (68/100), which is considered good. Out of 2 contaminants tested, 1 exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CITY OF QUINLAN detected?
2 contaminants were tested in CITY OF QUINLAN's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does CITY OF QUINLAN have any EPA violations?
Yes, CITY OF QUINLAN has 9 EPA violation(s) on record, with the most recent in 2022. Violation types include MR, MCL, Other. 3 are health-based violations.
How many people does CITY OF QUINLAN serve?
CITY OF QUINLAN serves approximately 1,414 people, Texas.
What type of water does CITY OF QUINLAN provide?
CITY OF QUINLAN 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 TX1160007.
How does CITY OF QUINLAN compare to other utilities in Texas?
CITY OF QUINLAN scores 68/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Texas state page for a full comparison of water systems.