PlainWater
States → Nebraska

OGALLALA, CITY OF

PWS ID: NE3110102 · OGALLALA, Nebraska 69153

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
4,878
Total Violations
99
Health-Based Violations
98
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,333
County
Keith
School/Daycare
No
MCL Violations
98
Monitoring Violations
0
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 93 2010
Trichloroethylene MCL 5 1989

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 14 of 420 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpS 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
HFPO-DA 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 5/8/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFDA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 5/8/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 5/8/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 5/8/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 5/8/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 5/8/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxS 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 4/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 4/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 4/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 4/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 4/23/2024 18.9000 µg/L 9 µg/L Detected
NMeFOSAA 4/23/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 4/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 4/23/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFOS 4/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
4:2 FTS 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 4/23/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 4/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 4/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 4/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
6:2 FTS 4/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 4/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.