PlainWater

HARRISBURG

PWS ID: SD4600148 · HARRISBURG, South Dakota 57032

PFAS Detected

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

Population Served
10,297
Total Violations
14
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
3,043
County
Lincoln
School/Daycare
No
MCL Violations
0
Monitoring Violations
13
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 10 1995
Nitrate MR 1 1995
Gross Alpha, Excl. Radon and U MR 1 1976
Combined Radium (-226 and -228) MR 1 1976

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 5 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
8:2 FTS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/6/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/6/2023 53.0000 µg/L 9 µg/L Detected
PFOA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/6/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFMBA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/6/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/6/2023 53.0000 µg/L 9 µg/L Detected
PFPeA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/6/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/6/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 9/6/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/6/2023 <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.