Is Odonnell, TX Tap Water Safe to Drink?
Graded A-, with 6 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓
85.5/100
waterverge.com Odonnell, TX — Water Quality Report
Odonnell's drinking water received a grade of A- (85.5 out of 100), indicating good water quality. The city's 1 water system serves approximately 704 residents using purchased surface water.
Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.
The system has 10 violations on record, including 0 health-based violations. 6 remain unresolved.
What to know about Odonnell's water
Odonnell ranks #191 out of 1067 cities in Texas for water quality, placing it above average in the state.
The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.
As a small community water system, Odonnell may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
Water quality score
See methodology →Is Odonnell, TX water safe to drink?
Odonnell's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (85.5/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 704 residents using surface water (rivers, lakes, or reservoirs).
Recent water quality updates for Odonnell
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into Odonnell's water quality assessment. Grade: A- (85.5/100).
Contaminants: Chlorine.
Contaminants: Chlorine.
Contaminants: Public Notice, Lead and Copper Rule.
Key contaminant findings
Based on the most recent EPA sampling data for Odonnell's water supply.
Well within EPA limits.
Violation history
Odonnell's water system has 10 total violations on record, including 0 health-based violations. 6 remain unresolved. 2 violations were issued in the last 5 years.
Where does Odonnell's water come from?
Odonnell's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 704 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment.
What Odonnell residents can do
Recommended: NSF-certified water filter. This addresses the specific contaminants found in Odonnell's water.
Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.
Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.
Top contaminants to know
View all ↓Violation summary
Violations & advisories
Drought conditions
D2 — severe droughtLynn County is currently in D2 (severe drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.
Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 0.0 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how Odonnell compares by contaminant
Explore where Odonnell ranks among all Texas cities for specific contaminants.
Water source & infrastructure
Where Odonnell's water comes from
Odonnell's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.
Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.
These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.
The system is operated by local government ownership and serves approximately 704 people through 1 water system.
Water systems serving Odonnell
| System Name | PWSID | Population | Source |
|---|---|---|---|
| CITY OF ODONNELL | TX1530001 | 704 | SWP |
How Odonnell compares
Full Texas rankings →Odonnell's score of 85.5/100 is above the average of 46/100 among major Texas cities. It outscores 9 of 10 nearby cities.
Nearby cities
View Texas rankings →Learn more about your water
Guides and resources related to Odonnell's water quality findings.
Explore water quality across Lynn
Frequently asked questions
Is Odonnell, TX tap water safe to drink?
Odonnell's water quality earned a grade of A- (85.5/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #191 out of 1067 cities tested in Texas.
What contaminants are in Odonnell's water?
Lead was measured at 0.0 ppb (90th percentile). 10 violations are on record.
How is Odonnell's water quality grade calculated?
The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.
Do I need a water filter in Odonnell?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does Odonnell's water come from?
Odonnell's water is sourced from Purchased surface water. The city has 1 water system serving approximately 704 residents.
How does Odonnell's water compare to other cities?
Odonnell ranks #191 out of 1067 cities in Texas (better than 82% of state cities) and #5314 out of 15744 cities nationally (66th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.
Does Odonnell's small water system affect quality?
Odonnell's system serves approximately 704 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 10 violations on record.