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EPA SDWIS

Lamb County Water Quality

Lamb County, Texas

Water Grade

F

Water Score

16.8

Violations

19

State Rank

#154

of 254 (1 = best)

EPA SDWIS Compliance

Drinking Water Quality

Water Quality Grade

F

Based on EPA compliance history and violation data

Water Score

16.8/100

Higher = better quality

Health Violations

19

Health-based violations

Violation Rate

166.2%

Systems with violations

Water Advisory: Lamb County

Water Verdict

Lamb County receives a poor water quality assessment with a grade of F and a score of 16.8 out of 100. The water supply has documented quality issues. Residents are strongly encouraged to use filtered or bottled water for drinking and to stay informed about utility improvement plans.

Violation Context

Lamb County has recorded 19 health-based violations, indicating multiple instances where federal contaminant limits or treatment requirements were not met. At 166.2 violations per 1,000 residents, this rate is high and signals significant water quality management issues.

Consumer Guidance

Residents of Lamb County are advised to use filtered or bottled water for drinking and cooking until water quality improves. A reverse-osmosis or activated-carbon filter certified to remove the contaminants listed in the utility's Consumer Confidence Report is recommended. With 19 recorded health violations, staying informed about utility communications and boil-water notices is especially important. For long-term peace of mind, request your utility's latest Consumer Confidence Report and consider independent water testing if you have specific health concerns.

Regional Context

Lamb County has poorer water quality than the average county in Texas. Its water score is 13.6 points lower than the state average, suggesting more challenges with contamination control or infrastructure than neighboring counties.

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Frequently Asked Questions

What is the water quality in Lamb County, Texas?
Lamb County, Texas has a drinking-water quality grade of F with a score of 16.8/100, based on EPA SDWIS compliance data. The county has 19 health-based drinking water violations over the past 5 years. Watershed health, monitoring records, and live streamflow are reported separately on this page.
Are there any water violations in Lamb County?
Lamb County has 19 health-based drinking water violations recorded by the EPA over the past 5 years. Health-based violations indicate instances where contaminant levels exceeded EPA Maximum Contaminant Levels (MCLs). Violations may have been resolved — check with your local water utility for current status.
How does Lamb County water compare to the Texas average?
Lamb County's SDWIS water quality score of 16.8/100 is lower than the Texas state average of 30.4. The average water quality grade across Texas is F, based on data from 254 counties with available SDWIS data.
Is tap water safe to drink in Lamb County?
Based on EPA SDWIS data, Lamb County has a water quality grade of F (16.8/100). This indicates below-average compliance with significant violations. Residents may want to consider home water filtration or independent testing. The grade speaks to the public water system, not the watershed — for watershed-level concerns, see the Watershed Health zone. For the most up-to-date information, contact your local water utility or review your Consumer Confidence Report (CCR).
Why does Lamb County have so many water violations?
Lamb County has 19 health-based drinking water violations on record from the EPA SDWIS database. A higher violation count can result from aging infrastructure, underfunded water utilities, agricultural runoff contamination, or industrial pollution. Counties with more water systems may also see more violations simply due to scale. Residents concerned about water quality should consider independent water testing and home filtration systems.
How does Lamb County rank for water quality in Texas?
Lamb County ranks #154 out of 254 counties in Texas by SDWIS water quality score (1 = best). With a score of 16.8/100, it falls in the middle third of counties statewide. The ranking reflects EPA SDWIS compliance only — not watershed impairment, monitoring density, or streamflow, which are tracked separately on this page.

Counties with Similar Water Quality

Cottle County

Texas

F

16.6

Water score

Parker County

Texas

F

16.5

Water score

Crosby County

Texas

F

17.2

Water score

Data Sources

Drinking-water compliance data from the EPA Safe Drinking Water Information System (SDWIS) via the ECHO enforcement database. Scores reflect compliance history and health-based violation counts.

Disclaimer: This data is informational only. It is not health, legal, or professional advice. For concerns about your specific water supply, contact your local water utility.

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

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