PlainWater

ROSS POINT WATER DIST

PWS ID: ID1280163 · POST FALLS, Idaho 83877

Population Served
8,965
Total Violations
7
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
3,586
County
Kootenai
School/Daycare
No
MCL Violations
3
Monitoring Violations
3
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 3 2009
Nitrate MR 1 1995
Gross Alpha, Excl. Radon and U MR 1 1979
Coliform (TCR) MR 1 1998

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 300 samples detected PFAS.

Contaminant Date Result MRL Status
NMeFOSAA 7/23/2024 <0.006 µg/L 0.006 µg/L Not Detected
HFPO-DA 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFUnA 7/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFNA 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/23/2024 <9 µg/L 9 µg/L Not Detected
PFOS 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 7/23/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFHxA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
NFDHA 7/23/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 7/23/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFOA 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFTA 7/23/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 7/23/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 7/23/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 7/23/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/23/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFMPA 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 7/23/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/23/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/23/2024 <0.02 µg/L 0.02 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.