PlainWater

CITY OF HERNANDO

PWS ID: MS0170009 · HERNANDO, Mississippi 38632

Population Served
14,457
Total Violations
109
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
5,476
County
DeSoto
School/Daycare
No
MCL Violations
5
Monitoring Violations
96
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Gross Alpha, Excl. Radon and U MR 28 2008
Combined Uranium MR 28 2008
Combined Radium (-226 and -228) MR 28 2008
Coliform (TCR) MCL 5 2008
Revised Total Coliform Rule MON 4 2022
Chlorine MR 4 2022
Consumer Confidence Rule Other 2 1999
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024
TTHM MR 2 2024
Total Haloacetic Acids (HAA5) MR 2 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
PFTA 8/7/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFOS 8/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 8/7/2023 <0.006 µg/L 0.006 µg/L Not Detected
11Cl-PF3OUdS 8/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/7/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFDoA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 8/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/7/2023 <9 µg/L 9 µg/L Not Detected
PFHpS 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/7/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/7/2023 <0.002 µg/L 0.002 µg/L Not Detected
NFDHA 8/7/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFHxA 1/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 1/30/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFNA 1/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 1/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 1/30/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 1/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 1/30/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 1/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 1/30/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 1/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 1/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 1/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 1/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 1/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 1/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 1/30/2024 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 1/30/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 1/30/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 1/30/2024 <0.007 µg/L 0.007 µg/L Not Detected
8:2 FTS 1/30/2024 <0.005 µg/L 0.005 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.