PlainWater
States09

Santa Rosa Tachi Palace

PWS ID: 090605136 · Lemoore, 09 93245

Population Served
9,000
Total Violations
218
Health-Based Violations
72
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Native American
Connections
12
School/Daycare
No
MCL Violations
72
Monitoring Violations
16
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 69 2013
Coliform (TCR) MR 10 2006
Coliform (TCR) MCL 3 2011
E. COLI MR 2 2016
Nitrate MR 1 2004
TTHM MR 1 2006
Lead and Copper Rule MR 1 2002
Total Haloacetic Acids (HAA5) MR 1 2006

PFAS Testing Results (UCMR5)

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

Contaminant Date Result MRL Status
PFMBA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/17/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 7/17/2024 <0.002 µg/L 0.002 µg/L Not Detected
NFDHA 7/17/2024 <0.02 µg/L 0.02 µg/L Not Detected
HFPO-DA 7/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 7/17/2024 <9 µg/L 9 µg/L Not Detected
6:2 FTS 7/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 7/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/17/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 7/17/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 7/17/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 7/17/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 7/17/2024 <0.006 µg/L 0.006 µg/L Not Detected
ADONA 7/17/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 1/9/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 1/9/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 1/9/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHpS 1/9/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 1/9/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 1/9/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFHxA 1/9/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 1/9/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 1/9/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 1/9/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 1/9/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 1/9/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 1/9/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 1/9/2024 <0.006 µg/L 0.006 µg/L Not Detected
6:2 FTS 1/9/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 1/9/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 1/9/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 1/9/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 1/9/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 1/9/2024 <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.