F0/100
LOGAN CO RWD #1 — Water Quality Report 2026
Serving 8,907 people · Oklahoma
Water Source
Purchased Surface Water
County
—
System ID
OK2004207
Violations
72
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
vanadium | 26.00 µg/L | — | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
1
Health-Related
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 – July 15, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – July 15, 2025Rule: 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 LOGAN CO RWD #1
Is LOGAN CO RWD #1 water safe to drink?
LOGAN CO RWD #1 water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 72 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has LOGAN CO RWD #1 detected?
69 contaminants were tested in LOGAN CO RWD #1's water. Notable contaminants include vanadium. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does LOGAN CO RWD #1 have any EPA violations?
Yes, LOGAN CO RWD #1 has 72 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MCL. 28 are health-based violations.
How many people does LOGAN CO RWD #1 serve?
LOGAN CO RWD #1 serves approximately 8,907 people, Oklahoma.
What type of water does LOGAN CO RWD #1 provide?
LOGAN CO RWD #1 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 OK2004207.
How does LOGAN CO RWD #1 compare to other utilities in Oklahoma?
LOGAN CO RWD #1 scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Oklahoma state page for a full comparison of water systems.