- EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
- Lithium: found in 18 of 20 samples, average 41.7 µg/L, highest 77 µg/L (EPA UCMR 5 testing, May 2023–Aug 2024)
- Lead, 90th percentile: 7.66 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2026–Dec 31, 2026). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
- Health-based violation: Stage 1 Disinfectants and Disinfection Byproducts Rule, Chlorite, Mar 2023–Jun 2023 (EPA SDWIS)
Public EPA test results
Can you drink Granbury tap water? What EPA records show
EPA TX1110001 · serves Hood County, TX · about 11,468 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
City of Granbury (EPA TX1110001)
ScoreYourWater.com gives no verdict on your tap water; it shows what the public records say, as of October 14, 2026. For Granbury's main utility, City of Granbury: 1 health-based violation since July 1, 2021 in EPA records (EPA SDWIS). PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
What EPA records show for City of Granbury, as of October 14, 2026
Health-based violation: Stage 1 Disinfectants and Disinfection Byproducts Rule, Chlorite, Mar 2023–Jun 2023 (EPA SDWIS).
Lead, 90th percentile: 7.66 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2026–Dec 31, 2026). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
PFOA and PFOS were not detected at or above EPA's reporting level in EPA's UCMR 5 testing.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does City of Granbury use chloramine?
EPA treatment records (state-reported) list chloramines for City of Granbury. EPA record
What EPA records show for this system
Reported results in EPA records (data as of Oct 14–15, 2026)