Drinking water quality · 2024

What's in Odessa, TX tap water

15 contaminants were measured in the Odessa, TX water system's 2024 annual report. Each is shown below against its federal limit 2 sit at or above that limit.

Browse the mapFull source report ↗
Reporting year
2024
Contaminants measured
15
Over federal limit
2
Approaching the limit
1
Worst contaminant
TTHM
1.2× the limit
Service area
TX
state-level CCR
Source
Utility CCR

PFAS — EPA UCMR5 (2023–2025)

3 PFAS compounds detected in Odessa, TX

About this data

The EPA finalized the first-ever federal drinking-water limits for six PFAS compounds in April 2024. These numbers come straight from EPA's UCMR5 lab dataset — every U.S. system serving more than 3,300 people tested every PFAS sample at an entry point to its distribution system. PFAS not listed below were either tested and not detected, or not yet sampled.

PFHxS (Perfluorohexane sulfonic acid)

● Below limit
Measured 4.9 ng/LEPA limit 10 ng/LSample year 2025Samples 3 detect / 3

PFBA

● Detected (no federal limit)
Measured 5.4 ng/LSample year 2025Samples 1 detect / 3

PFBS

● Detected (no federal limit)
Measured 4.5 ng/LSample year 2025Samples 3 detect / 3
PWSID TX0680002 · Source: EPA UCMR5. Limits per EPA's April 2024 PFAS National Primary Drinking Water Regulation. PFAS values reported in nanograms per liter (ng/L) — note that 1 ng/L = 1 part per trillion.

Where your water comes from · EPA SDWIS

Odessa, TX's drinking water comes from surface water, drawn from 6 sources.

Source

6surface water
  • O H IVIE
  • CRMWD LAKE E V SPENCE
  • CRMWD LAKE J B THOMAS
  • CRMWD MOSS CREEK LAKE
  • + 2 more

Treatment

2treatment plants
  • SWTP WATER TREATMENT PLANT
  • CRMWD WARD CO WELL FIELD INTO CW 1 OR 2

Distribution

5storage units

Also buys water from COLORADO RIVER MUNICIPAL WATER DISTRICT, TX1140038.

Compliance history

Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.

  • Maximum contaminant level exceededHealth-based
    4 violations on record · most recent Aug 1983
    resolved
  • Treatment technique violationHealth-based
    2 violations on record · most recent Feb 2021
    resolved
  • Other
    1 violation on record · most recent Nov 2019
    1 open

Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗

Disinfection byproducts

ContaminantMeasuredStatus
TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.2.53–96.4 ug/LRangeRange of Individual SamplesAt or above the limit
HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter.0–27.6 ug/LRangeRange of Individual SamplesWithin the limit

Inorganic chemicals

ContaminantMeasuredStatus
Cyanide200 ug/LReported levelSystem-wideAt or above the limit
FluorideA mineral often added to drinking water to help prevent tooth decay.1.24–1.24 mg/LRangeRange of Individual SamplesWithin the limit
NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits.1 mg/LReported levelSystem-wideWithin the limit

Disinfectants

ContaminantMeasuredStatus
ChloramineA longer-lasting disinfectant made by combining chlorine with ammonia.3.45 mg/LAverageAnnualApproaching the limit

Metals

ContaminantMeasuredStatus
ArsenicA naturally occurring element that also enters water from industry and agriculture.2.2–2.2 ug/LRangeRange of Individual SamplesWithin the limit
SeleniumA trace element from natural deposits and industrial discharge.10 ug/LReported levelSystem-wideWithin the limit
BariumA metal from erosion of natural deposits and industrial discharge.0.12 mg/LReported levelSystem-wideWithin the limit
CopperA metal that enters water from corroding household plumbing.0.0594 mg/L90th percentileAt the tapWithin the limit
LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.0.0 mg/L90th percentileAt the tapNone detected

Radionuclides

ContaminantMeasuredStatus
Gross AlphaGross alpha particle activity — a combined measure of alpha-emitting radioactive substances.2 pCi/LReported levelSystem-wideWithin the limit
UraniumA naturally occurring radioactive metal from erosion of natural deposits.2.5 ug/LReported levelSystem-wideWithin the limit
Gross Beta Particle ActivityGross beta particle activity — a combined measure of beta-emitting radioactive substances.13.4 pCi/LReported levelSystem-wideDetected — no federal limit

Other

ContaminantMeasuredStatus
Chromium2.8 ug/LReported levelSystem-wideWithin the limit
Source: Odessa, TX's 2024 Consumer Confidence Report — the annual drinking-water report every U.S. utility is required to publish. The numbers on this page are the utility's own. A water-quality report covers an entire service area, not a single address.

People also ask about Odessa, TX's water

+Is Odessa, TX tap water safe to drink in 2024?

The 2024 Consumer Confidence Report for the Odessa, TX water utility lists 2 contaminants at or above the federal limit: TTHM and Cyanide. Whether that means the water is "unsafe" depends on which contaminant, how long the exposure, and individual health factors. The table on this page shows the measured value, the federal threshold, and the regulated statistic used for compliance.

+What contaminants are in Odessa, TX tap water?

15 contaminants were measured in Odessa, TX's 2024 Consumer Confidence Report, spanning metals, inorganic chemicals, and radionuclides. 10 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.

+Which contaminants exceed federal limits in Odessa, TX tap water?

2 contaminants in Odessa, TX's 2024 report sit at or above the federal limit: TTHM (1.2× the limit); Cyanide (1.0× the limit). The EPA enforces these limits against the regulated reporting statistic — typically a running annual average or 90th percentile — not a one-off sample spike.

+What is the worst contaminant in Odessa, TX tap water?

The contaminant with the highest measured value relative to its federal limit in the 2024 report is TTHM, at 1.2× the federal threshold. It belongs to the disinfection byproducts family of contaminants.

+Are any contaminants in Odessa, TX tap water approaching the federal limit?

One contaminant is between 80% and 100% of the federal limit in this report: Chloramine. Approaching means measured but not in violation — a margin that can close quickly if conditions change.

+Where does the data on this page come from?

Every value is transcribed from Odessa, TX's 2024 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.

+How often is Odessa, TX's water quality data updated?

Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2024 report; a new report will replace it once the utility publishes its next annual update.

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