SUBURBAN WATER SYSTEMS-WHITTIER Water Quality Report
Serving roughly 66,045 people in Los Angeles County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for SUBURBAN WATER SYSTEMS-WHITTIER
1 water provider directly on file, serving roughly 66,045 people in Los Angeles County, California.
Quick answer: SUBURBAN WATER SYSTEMS-WHITTIER has no violations on file. One reading is worth knowing about: Chloride was measured at 130MG/L, among the highest of the 601 providers on file in this area. It's the most notable figure in this system's record among its 601 local peers.
Lead Summary
PFBS
PFOA
PFHXA
PFOS
PFPEA
PFBA
TTHM
Bromoform
Bromodichloromethane
Dibromochloromethane
Chloroform
Dichloroaceticacid
Dibromoaceticacid
Trichloroaceticacid
Copper, Free
Perfluorobutanesulfonicacid (PFBS)
Perfluorohexanesulfonicacid (PFHxS)
Perfluoroctanesulfonicacid (PFOS)
Perfluoroctanoicacid (PFOA)
Perfluorodecanoicacid (PFDA)
Perfluorohexanoicacid (PFHXA)
Perfluorobutanoicacid (PFBA)
Perfluoropentanoicacid (PFPEA)
Perfluoroheptanoicacid (PFHPA)
Perfluorononanoicacid (PFNA)
TDS
Alkalinity, Total
Alkalinity, Bicarbonate
Chloride
Sulfate
Fluoride
Nitrate
Utility SUBURBAN WATER SYSTEMS-WHITTIERPopulation served 66,045Owner 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
Copper, Free
Detected: 76 UG/L (ppb)
8/21/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 7 UG/L (ppb)
7/24/2025
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: 2.6 UG/L (ppb)
7/24/2025
Bromodichloromethane
Detected: 1.2 UG/L (ppb)
7/24/2025
Dibromochloromethane
Detected: 2.7 UG/L (ppb)
7/24/2025
Chloroform
Detected: 1.3 UG/L (ppb)
7/24/2025
One of the individual trihalomethane disinfection byproducts, formed when chlorine reacts with organic matter.
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Chloride
Detected: 130 MG/L (ppm)
8/15/2025
Sulfate
Detected: 120 MG/L (ppm)
8/15/2025
Fluoride
Detected: 0.36 MG/L (ppm)
8/15/2025
Often added deliberately for dental health; can also occur naturally.
Nitrate
Detected: 2.4 MG/L (ppm)
10/22/2025
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
PFBS
Detected: 0.0039 µg/L (ppb)
4/18/2024
PFOA
Detected: 0.0063 µg/L (ppb)
4/18/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHXA
Detected: 0.003 µg/L (ppb)
4/18/2024
PFOS
Detected: 0.013 µg/L (ppb)
4/18/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFPEA
Detected: 0.004 µg/L (ppb)
4/18/2024
PFBA
Detected: 0.0086 µg/L (ppb)
4/18/2024
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 230 MG/L (ppm)
8/15/2025
Other
Additional substances tested that don't fit neatly into the categories above
Dichloroaceticacid
Detected: 1.5 UG/L (ppb)
7/24/2025
Dibromoaceticacid
Detected: 1.2 UG/L (ppb)
7/24/2025
Trichloroaceticacid
Detected: 3 UG/L (ppb)
7/24/2025
Perfluorobutanesulfonicacid (PFBS)
Detected: 4.9 NG/L (ppt)
9/11/2025
Perfluorohexanesulfonicacid (PFHxS)
Detected: 2.6 NG/L (ppt)
9/11/2025
Perfluoroctanesulfonicacid (PFOS)
Detected: 13 NG/L (ppt)
9/11/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluoroctanoicacid (PFOA)
Detected: 7 NG/L (ppt)
9/11/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluorodecanoicacid (PFDA)
Detected: 2.1 NG/L (ppt)
9/11/2025
Perfluorohexanoicacid (PFHXA)
Detected: 1.8 NG/L (ppt)
9/11/2025
Perfluorobutanoicacid (PFBA)
Detected: 10 NG/L (ppt)
9/11/2025
Perfluoropentanoicacid (PFPEA)
Detected: 2.5 NG/L (ppt)
9/11/2025
Perfluoroheptanoicacid (PFHPA)
Detected: 1.8 NG/L (ppt)
6/5/2025
Perfluorononanoicacid (PFNA)
Detected: 1.9 NG/L (ppt)
8/20/2025
TDS
Detected: 480 MG/L (ppm)
10/22/2025
Alkalinity, Total
Detected: 190 MG/L (ppm)
8/15/2025
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.