- EPA's UCMR 5 testing looked for 30 contaminants here and found 11.
- Lithium: found in 20 of 20 samples, average 26.9 µg/L, highest 41.5 µg/L (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFPeA (a PFAS): found in 4 of 20 samples, average 10.8 ppt, highest 110 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFHxS (a PFAS): found in 10 of 20 samples, average 8.7 ppt, highest 60 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFHxA (a PFAS): found in 4 of 20 samples, average 6.9 ppt, highest 69 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFBA (a PFAS): found in 4 of 20 samples, average 2.6 ppt, highest 25 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFPeS (a PFAS): found in 4 of 20 samples, average 1.8 ppt, highest 18 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFBS (a PFAS): found in 6 of 20 samples, average 1.6 ppt, highest 11 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFHpA (a PFAS): found in 4 of 20 samples, average 1.3 ppt, highest 13 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFOS (a PFAS): found in 4 of 20 samples, average 1.3 ppt, highest 11 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- 6:2 FTS (a PFAS): found in 3 of 20 samples, average 1 ppt, highest 10 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- PFOA (a PFAS): found in 1 of 20 samples, average 0.30 ppt, highest 5.2 ppt (EPA UCMR 5 testing, Oct 2023–May 2024)
- Lead, 90th percentile: 3.5 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, 2022–Dec 31, 2024). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Public EPA test results
Can you drink Great Bend tap water? What EPA records show
EPA KS2000911 · serves Great Bend, KS · about 14,580 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
Great Bend, City of (EPA KS2000911)
EPA data as of October 14, 2026. For Great Bend's main utility, Great Bend, City of: We found no health-based violations in EPA's records for this system (KS2000911) since July 1, 2021, as of October 14, 2026. EPA's UCMR 5 testing looked for 30 contaminants here and found 11. This is public data, not a test of your tap.
What EPA records show for Great Bend, City of, as of October 14, 2026
We found no health-based violations in EPA's records for this system (KS2000911) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Great Bend, City of (SDWIS). Data as of October 14, 2026.
Lead, 90th percentile: 3.5 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, 2022–Dec 31, 2024). 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 11.
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 Great Bend, City of use chloramine?
We didn't find chloramine in Great Bend, City of's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.