PlainWater

CADDO CO RWD #1 (LOOKEBA)

PWS ID: OK2000802 · LOOKEBA, Oklahoma 73053

CADDO CO RWD #1 (LOOKEBA) serves 275 people in LOOKEBA, Oklahoma using Groundwater water sources. It has 294 recorded EPA violations, including 167 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CADDO CO RWD #1 (LOOKEBA)

CADDO CO RWD #1 (LOOKEBA) is a local-owned community water system that delivers drinking water to 275 residents in LOOKEBA, Oklahoma (Caddo County) through 103 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 294 total violations for this system , of which 167 (57%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Arsenic, recorded in 160 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Oklahoma, EPA tracks 1,262 public water systems serving 3,699,452 people, with 336,706 cumulative violations and 113,804 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 266.8 violations. CADDO CO RWD #1 (LOOKEBA)'s 294 violations sit above the Oklahoma average. Statewide, 101 of 166 UCMR5-tested systems have reported PFAS detections (60.8%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
275
Total Violations
294
Health-Based Violations
167
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
103
County
Caddo
School/Daycare
No
MCL Violations
167
Monitoring Violations
98
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 160 2025
Coliform (TCR) MR 47 2013
Lead and Copper Rule MR 13 2025
Arsenic MR 8 2023
Coliform (TCR) MCL 7 1999
Nitrate-Nitrite MR 4 2016
Glyphosate MR 4 2020
Picloram MR 4 2020
Chlorine MR 4 2023
Revised Total Coliform Rule MON 4 2023
2,4-D MR 4 2020
Total Haloacetic Acids (HAA5) MR 3 2008
TTHM MR 3 2008

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for CADDO CO RWD #1 (LOOKEBA).

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID OK2000802 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oklahoma Drinking Water Authority

Oklahoma's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find OK regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Arsenic MCL 160 SDWIS / OK2000802 / 1005
2025 Lead and Copper Rule MR 13 SDWIS / OK2000802 / 5000
2023 Arsenic MR 8 SDWIS / OK2000802 / 1005
2023 Chlorine MR 4 SDWIS / OK2000802 / 0999
2023 Revised Total Coliform Rule MON 4 SDWIS / OK2000802 / 8000
2020 Glyphosate MR 4 SDWIS / OK2000802 / 2034
2020 Picloram MR 4 SDWIS / OK2000802 / 2040
2020 2,4-D MR 4 SDWIS / OK2000802 / 2105
2016 Nitrate-Nitrite MR 4 SDWIS / OK2000802 / 1038
2013 Coliform (TCR) MR 47 SDWIS / OK2000802 / 3100
2008 Total Haloacetic Acids (HAA5) MR 3 SDWIS / OK2000802 / 2456
2008 TTHM MR 3 SDWIS / OK2000802 / 2950
1999 Coliform (TCR) MCL 7 SDWIS / OK2000802 / 3100

How CADDO CO RWD #1 (LOOKEBA) Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric CADDO CO RWD #1 (LOOKEBA) Oklahoma avg Federal benchmark
Total violations 294 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 167 90.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.8% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 275 2,931 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,262 regulated public water systems in Oklahoma.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is CADDO CO RWD #1 (LOOKEBA) water safe to drink?
CADDO CO RWD #1 (LOOKEBA) (PWS ID: OK2000802) has 294 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 275 people using Groundwater sources.
How many people does CADDO CO RWD #1 (LOOKEBA) serve?
CADDO CO RWD #1 (LOOKEBA) serves 275 people in LOOKEBA, Oklahoma. It is a Local-owned system using Groundwater water sources with 103 service connections.
What type of violations does CADDO CO RWD #1 (LOOKEBA) have?
CADDO CO RWD #1 (LOOKEBA) has 294 total violations: 167 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CADDO CO RWD #1 (LOOKEBA) water?
No PFAS testing data is available for CADDO CO RWD #1 (LOOKEBA) under the EPA's UCMR5 monitoring program.
What water source does CADDO CO RWD #1 (LOOKEBA) use?
CADDO CO RWD #1 (LOOKEBA) uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial