PlainWater

LOMA LINDA UNIVERSITY

PWS ID: CA3600152 · LOMA LINDA, California 92350

PFAS Detected

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

Population Served
15,368
Total Violations
5
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
110
County
San Bernardino
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
4
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Gross Alpha, Excl. Radon and U MR 2 1981
Lead and Copper Rule MR 2 2014

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 2 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFOS 9/13/2023 0.0042 µg/L 0.004 µg/L Detected
PFHxS 9/13/2023 0.0031 µg/L 0.003 µg/L Detected
NMeFOSAA 8/28/2023 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 8/28/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/28/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 8/28/2023 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 8/28/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/28/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 8/28/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 8/28/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFNA 7/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
NEtFOSAA 7/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 7/10/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 7/10/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 7/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 7/10/2023 <9 µg/L 9 µg/L Not Detected
PFPeS 7/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/10/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 7/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/10/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/10/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 7/10/2023 <0.006 µg/L 0.006 µg/L Not Detected
11Cl-PF3OUdS 7/10/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 7/10/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/10/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
lithium 7/10/2023 <9 µg/L 9 µg/L Not Detected
PFOS 7/10/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 7/10/2023 <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.