Serving roughly 54,877 people in Los Angeles County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for GSWC - BELL, BELL GARDENS
1 water provider directly on file, serving roughly 54,877 people in Los Angeles County, California.
Quick answer: GSWC - BELL, BELL GARDENS has no violations on file and no single reading stands out against its peers (601 other providers in this area). It serves roughly 54,877 people, and the full breakdown below reflects everything EPA and California have on record for it.
Lead Summary
PFBA
PFOS
PFHXS
PFPEA
PFHXA
PFBS
Lithium
Lead
TTHM
Bromoform
Dibromochloromethane
Chloroform
Bromodichloromethane
Dichloroaceticacid
Trichloroaceticacid
Dibromoaceticacid
Copper, Free
Perfluorobutanesulfonicacid (PFBS)
Perfluoroheptanoicacid (PFHPA)
Perfluorohexanesulfonicacid (PFHxS)
Perfluoroctanesulfonicacid (PFOS)
Perfluoroctanoicacid (PFOA)
Perfluorohexanoicacid (PFHXA)
Perfluorobutanoicacid (PFBA)
Perfluoropentanoicacid (PFPEA)
Perfluorononanoicacid (PFNA)
Utility GSWC - BELL, BELL GARDENSPopulation served 54,877Owner Private
No violations on file
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0 mg/L (ppm)
12/31/2025
Lead
Detected: 6.7 UG/L (ppb)
6/26/2025
A metal that can leach from old pipes, solder, and fixtures. Current medical guidance holds there is no truly safe level of lead exposure, especially for children and pregnant women.
Copper, Free
Detected: 100 UG/L (ppb)
9/24/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 28 UG/L (ppb)
8/5/2025
A group of disinfection byproducts formed when chlorine reacts with organic matter. Long-term exposure above the legal limit has been linked to increased cancer risk in some studies.
Bromoform
Detected: 3.7 UG/L (ppb)
8/5/2025
Dibromochloromethane
Detected: 11 UG/L (ppb)
8/5/2025
Chloroform
Detected: 6 UG/L (ppb)
8/5/2025
One of the individual trihalomethane disinfection byproducts, formed when chlorine reacts with organic matter.
Bromodichloromethane
Detected: 7.8 UG/L (ppb)
8/5/2025
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
PFBA
Detected: 0.011 µg/L (ppb)
7/7/2025
PFOS
Detected: 0.015 µg/L (ppb)
7/8/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHXS
Detected: 0.0036 µg/L (ppb)
7/8/2025
PFPEA
Detected: 0.0073 µg/L (ppb)
1/6/2025
PFHXA
Detected: 0.0066 µg/L (ppb)
1/6/2025
PFBS
Detected: 0.0041 µg/L (ppb)
1/6/2025
Lithium
Detected: 34 µg/L (ppb)
4/28/2025
Occurs naturally in some groundwater. Not currently federally regulated in drinking water.
Other
Additional substances tested that don't fit neatly into the categories above
Dichloroaceticacid
Detected: 2.3 UG/L (ppb)
8/5/2025
Trichloroaceticacid
Detected: 1.6 UG/L (ppb)
8/5/2025
Dibromoaceticacid
Detected: 1 UG/L (ppb)
8/5/2025
Perfluorobutanesulfonicacid (PFBS)
Detected: 6.1 NG/L (ppt)
10/6/2025
Perfluoroheptanoicacid (PFHPA)
Detected: 3.6 NG/L (ppt)
10/6/2025
Perfluorohexanesulfonicacid (PFHxS)
Detected: 2.6 NG/L (ppt)
10/6/2025
Perfluoroctanesulfonicacid (PFOS)
Detected: 2.6 NG/L (ppt)
10/6/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluoroctanoicacid (PFOA)
Detected: 7.3 NG/L (ppt)
10/6/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluorohexanoicacid (PFHXA)
Detected: 8.3 NG/L (ppt)
10/6/2025
Perfluorobutanoicacid (PFBA)
Detected: 5.2 NG/L (ppt)
10/6/2025
Perfluoropentanoicacid (PFPEA)
Detected: 8.6 NG/L (ppt)
10/6/2025
Perfluorononanoicacid (PFNA)
Detected: 1.7 NG/L (ppt)
9/2/2025
Filtration considerations: See the table below for how whole-house carbon, under-sink reverse osmosis, and under-sink carbon systems compare against what's actually on file here. These are general system types, not a specific product recommendation.