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F0/100

ROGERS CO RWD # 4 — Water Quality Report 2026

Serving 7,725 people · Oklahoma

Water Source
Surface Water
County
—
System ID
OK1021506
Violations
74

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.002 mg/L0.015 mg/LAbove Goal

EPA Violation History

7

Violations (last 5yr)

2

Unresolved

2

Health-Related

TIER 3Unresolved

Reporting violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved

Treatment technique violation

When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Failed to issue ongoing public notification

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2024 – September 18, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2024 – July 12, 2024Enforcement: Resolving — corrective action underway
TIER 2Resolved

Exceeded the Maximum Contaminant Level (running average)

When: January 1, 2022 – March 31, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 3Resolved

Failed to conduct Level 2 Assessment

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: December 30, 2021 – April 6, 2022Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed to issue ongoing public notification

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2021 – September 18, 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 ROGERS CO RWD # 4

Is ROGERS CO RWD # 4 water safe to drink?

ROGERS CO RWD # 4 water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 74 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has ROGERS CO RWD # 4 detected?

31 contaminants were tested in ROGERS CO RWD # 4's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does ROGERS CO RWD # 4 have any EPA violations?

Yes, ROGERS CO RWD # 4 has 74 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MR. 32 are health-based violations.

How many people does ROGERS CO RWD # 4 serve?

ROGERS CO RWD # 4 serves approximately 7,725 people, Oklahoma.

What type of water does ROGERS CO RWD # 4 provide?

ROGERS CO RWD # 4 sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is OK1021506.

How does ROGERS CO RWD # 4 compare to other utilities in Oklahoma?

ROGERS CO RWD # 4 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.