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SELECT 9 SITE

PWS ID: OK2002319 · LAVERNE, Oklahoma 73848

SELECT 9 SITE serves 30 people in LAVERNE, Oklahoma using Groundwater water sources. It has 254 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: SELECT 9 SITE

SELECT 9 SITE is a private-owned non-transient non-community water system that delivers drinking water to 30 residents in LAVERNE, Oklahoma (Ellis County) through 8 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 254 total violations for this system , of which 3 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 249 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is 1,2-Dichloroethane, recorded in 9 violations (MR). 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. SELECT 9 SITE's 254 violations sit below 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
30
Total Violations
254
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
8
County
Ellis
School/Daycare
No
MCL Violations
3
Monitoring Violations
249
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2-Dichloroethane MR 9 2017
1,1,1-Trichloroethane MR 9 2017
Carbon tetrachloride MR 9 2017
1,1,2-Trichloroethane MR 9 2017
Tetrachloroethylene MR 9 2017
CHLOROBENZENE MR 9 2017
Benzene MR 9 2017
Toluene MR 9 2017
cis-1,2-Dichloroethylene MR 9 2017
Ethylbenzene MR 9 2017
Styrene MR 9 2017
Xylenes, Total MR 9 2017
1,2,4-Trichlorobenzene MR 9 2017
p-Dichlorobenzene MR 9 2017
DICHLOROMETHANE MR 9 2017
Vinyl chloride MR 9 2017
1,1-Dichloroethylene MR 9 2017
trans-1,2-Dichloroethylene MR 9 2017
Trichloroethylene MR 9 2017
o-Dichlorobenzene MR 9 2017
1,2-Dichloropropane MR 9 2017
Revised Total Coliform Rule MON 8 2024
Chromium MR 4 2014
Fluoride MR 4 2014
Nickel MR 4 2014
Antimony, Total MR 4 2014
Beryllium, Total MR 4 2014
Thallium, Total MR 4 2014
Glyphosate MR 4 2024
2,4-D MR 4 2024

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 SELECT 9 SITE.

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 OK2002319 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
2024 Revised Total Coliform Rule MON 8 SDWIS / OK2002319 / 8000
2024 Glyphosate MR 4 SDWIS / OK2002319 / 2034
2024 2,4-D MR 4 SDWIS / OK2002319 / 2105
2018 Revised Total Coliform Rule MCL 3 SDWIS / OK2002319 / 8000
2017 1,2-Dichloroethane MR 9 SDWIS / OK2002319 / 2980
2017 1,1,1-Trichloroethane MR 9 SDWIS / OK2002319 / 2981
2017 Carbon tetrachloride MR 9 SDWIS / OK2002319 / 2982
2017 1,1,2-Trichloroethane MR 9 SDWIS / OK2002319 / 2985
2017 Tetrachloroethylene MR 9 SDWIS / OK2002319 / 2987
2017 CHLOROBENZENE MR 9 SDWIS / OK2002319 / 2989
2017 Benzene MR 9 SDWIS / OK2002319 / 2990
2017 Toluene MR 9 SDWIS / OK2002319 / 2991
2017 cis-1,2-Dichloroethylene MR 9 SDWIS / OK2002319 / 2380
2017 Ethylbenzene MR 9 SDWIS / OK2002319 / 2992
2017 Styrene MR 9 SDWIS / OK2002319 / 2996

How SELECT 9 SITE Compares

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

Metric SELECT 9 SITE Oklahoma avg Federal benchmark
Total violations 254 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 3 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 30 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 SELECT 9 SITE water safe to drink? ▼
SELECT 9 SITE (PWS ID: OK2002319) has 254 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 30 people using Groundwater sources.
How many people does SELECT 9 SITE serve? ▼
SELECT 9 SITE serves 30 people in LAVERNE, Oklahoma. It is a Private-owned system using Groundwater water sources with 8 service connections.
What type of violations does SELECT 9 SITE have? ▼
SELECT 9 SITE has 254 total violations: 3 health-based violations (MCL exceedances or treatment failures), 249 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SELECT 9 SITE water? ▼
No PFAS testing data is available for SELECT 9 SITE under the EPA's UCMR5 monitoring program.
What water source does SELECT 9 SITE use? ▼
SELECT 9 SITE uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.

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

Read our methodology — how this data is sourced, computed, and verified.

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