C47/100
CITY OF OYSTER CREEK — Water Quality Report 2026
Serving 1,701 people · Texas
Water Source
Purchased Surface Water
County
—
System ID
TX0200230
Violations
18
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
6
Violations (last 5yr)
2
Unresolved
1
Health-Related
TIER 3Unresolved
Disinfection byproduct treatment technique failure
When: May 1, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – April 14, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – April 14, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved
Disinfection byproduct treatment technique failure
When: October 1, 2023Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: September 1, 2022 – September 30, 2022Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: October 2, 2021 – November 23, 2021Rule: 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 OYSTER CREEK
Is CITY OF OYSTER CREEK water safe to drink?
CITY OF OYSTER CREEK water receives a grade of C (47/100), 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 CITY OF OYSTER CREEK detected?
1 contaminants were tested in CITY OF OYSTER CREEK's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CITY OF OYSTER CREEK have any EPA violations?
Yes, CITY OF OYSTER CREEK has 18 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, RPT, TT. 8 are health-based violations.
How many people does CITY OF OYSTER CREEK serve?
CITY OF OYSTER CREEK serves approximately 1,701 people, Texas.
What type of water does CITY OF OYSTER CREEK provide?
CITY OF OYSTER CREEK 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 TX0200230.
How does CITY OF OYSTER CREEK compare to other utilities in Texas?
CITY OF OYSTER CREEK scores 47/100 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.