PlainWater
States → California

BELLFLOWER MUNICIPAL WATER SYSTEM

PWS ID: CA1910018 · ROSEMEAD, California 91770

PFAS Detected

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

Population Served
5,999
Total Violations
8
Health-Based Violations
6
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
1,828
County
Los Angeles
School/Daycare
No
MCL Violations
6
Monitoring Violations
0
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 4 2009
Trichloroethylene MCL 2 1996

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 16 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/4/2025 0.0158 µg/L 0.004 µg/L Detected
PFNA 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/4/2025 <9 µg/L 9 µg/L Not Detected
NEtFOSAA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 8/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFTrDA 8/4/2025 <0.007 µg/L 0.007 µg/L Not Detected
11Cl-PF3OUdS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/4/2025 <0.006 µg/L 0.006 µg/L Not Detected
ADONA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/4/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 8/4/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/4/2025 <0.008 µg/L 0.008 µg/L Not Detected
6:2 FTS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
9Cl-PF3ONS 8/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFBS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 8/4/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFDoA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/4/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 8/4/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/4/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFHpA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/4/2025 0.0049 µg/L 0.003 µg/L Detected
PFHpS 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/4/2025 0.0065 µg/L 0.004 µg/L Detected
PFOS 8/4/2025 0.0292 µg/L 0.004 µg/L Detected
ADONA 8/4/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/4/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 8/4/2025 <0.004 µg/L 0.004 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.