A86/100
CADDO CO RWD #3 — Water Quality Report 2026
Serving 3,900 people · Oklahoma
Water Source
Groundwater
County
—
System ID
OK2000816
Violations
7
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/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 CADDO CO RWD #3
Is CADDO CO RWD #3 water safe to drink?
CADDO CO RWD #3 water receives a grade of A (86/100), 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 CADDO CO RWD #3 detected?
31 contaminants were tested in CADDO CO RWD #3's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does CADDO CO RWD #3 have any EPA violations?
Yes, CADDO CO RWD #3 has 7 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MR. 1 are health-based violations.
How many people does CADDO CO RWD #3 serve?
CADDO CO RWD #3 serves approximately 3,900 people, Oklahoma.
What type of water does CADDO CO RWD #3 provide?
CADDO CO RWD #3 sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OK2000816.
How does CADDO CO RWD #3 compare to other utilities in Oklahoma?
CADDO CO RWD #3 scores 86/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Oklahoma state page for a full comparison of water systems.