PlainWater
States → South Carolina

WALHALLA CITY OF (SC3710004)

PWS ID: SC3710004 · WALHALLA, South Carolina 29691

Population Served
18,511
Total Violations
27
Health-Based Violations
3
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
8,170
County
Oconee
School/Daycare
No
MCL Violations
3
Monitoring Violations
23
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 5 2017
Coliform (TCR) MR 5 1992
Nitrate MR 4 1993
Coliform (TCR) MCL 3 2002
Cadmium MR 2 1993
Selenium MR 2 1993
Barium MR 2 1993
Chromium MR 2 1993
Mercury MR 1 1993

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 90 samples detected PFAS.

Contaminant Date Result MRL Status
lithium 8/19/2025 <9 µg/L 9 µg/L Not Detected
HFPO-DA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 8/19/2025 <0.008 µg/L 0.008 µg/L Not Detected
9Cl-PF3ONS 8/19/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/19/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 8/19/2025 <0.007 µg/L 0.007 µg/L Not Detected
4:2 FTS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 8/19/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 8/19/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/19/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/19/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/19/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 5/29/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFHpS 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 5/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 5/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 5/29/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 5/29/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 5/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 5/29/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 5/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 5/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 5/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 5/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 5/29/2025 <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.