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ALEX

PWS ID: OK2002603 · ALEX, Oklahoma 73002

ALEX serves 635 people in ALEX, Oklahoma using Groundwater water sources. It has 196 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ALEX

ALEX is a local-owned community water system that delivers drinking water to 635 residents in ALEX, Oklahoma (Grady County) through 223 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 196 total violations for this system , of which 3 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 165 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 Total Haloacetic Acids (HAA5), recorded in 15 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. ALEX's 196 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
635
Total Violations
196
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
223
County
Grady
School/Daycare
No
MCL Violations
1
Monitoring Violations
165
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MR 15 2018
TTHM MR 14 2018
Chlorine MR 13 2024
Coliform (TCR) MR 7 2004
Lead and Copper Rule MR 6 2009
Methoxychlor MR 4 2023
Toxaphene MR 4 2023
Dalapon MR 4 2023
Endothall MR 4 2023
Di(2-ethylhexyl) adipate MR 4 2023
Di(2-ethylhexyl) phthalate MR 4 2023
Hexachlorocyclopentadiene MR 4 2023
Atrazine MR 4 2023
Heptachlor MR 4 2023
2,4-D MR 4 2023
2,4,5-TP MR 4 2023
Benzo(a)pyrene MR 4 2023
1,2-DIBROMO-3-CHLOROPROPANE MR 4 2023
ETHYLENE DIBROMIDE MR 4 2023
Chlordane MR 4 2023
HEXACHLOROBENZENE MR 4 2023
Diquat MR 4 2023
LASSO MR 4 2023
Simazine MR 4 2023
Carbofuran MR 4 2023
OXAMYL MR 4 2023
Heptachlor epoxide MR 4 2023
Total Polychlorinated Biphenyls (PCB) MR 4 2023
Endrin MR 4 2023
Revised Total Coliform Rule MON 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 ALEX.

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 OK2002603 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 Chlorine MR 13 SDWIS / OK2002603 / 0999
2024 Revised Total Coliform Rule MON 4 SDWIS / OK2002603 / 8000
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / OK2002603 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / OK2002603 / 5200
2023 Methoxychlor MR 4 SDWIS / OK2002603 / 2015
2023 Toxaphene MR 4 SDWIS / OK2002603 / 2020
2023 Dalapon MR 4 SDWIS / OK2002603 / 2031
2023 Endothall MR 4 SDWIS / OK2002603 / 2033
2023 Di(2-ethylhexyl) adipate MR 4 SDWIS / OK2002603 / 2035
2023 Di(2-ethylhexyl) phthalate MR 4 SDWIS / OK2002603 / 2039
2023 Hexachlorocyclopentadiene MR 4 SDWIS / OK2002603 / 2042
2023 Atrazine MR 4 SDWIS / OK2002603 / 2050
2023 Heptachlor MR 4 SDWIS / OK2002603 / 2065
2023 2,4-D MR 4 SDWIS / OK2002603 / 2105
2023 2,4,5-TP MR 4 SDWIS / OK2002603 / 2110

How ALEX Compares

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

Metric ALEX Oklahoma avg Federal benchmark
Total violations 196 266.8 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 635 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 ALEX water safe to drink? ▼
ALEX (PWS ID: OK2002603) has 196 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 635 people using Groundwater sources.
How many people does ALEX serve? ▼
ALEX serves 635 people in ALEX, Oklahoma. It is a Local-owned system using Groundwater water sources with 223 service connections.
What type of violations does ALEX have? ▼
ALEX has 196 total violations: 3 health-based violations (MCL exceedances or treatment failures), 165 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ALEX water? ▼
No PFAS testing data is available for ALEX under the EPA's UCMR5 monitoring program.
What water source does ALEX use? ▼
ALEX 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.

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