PICO RIVERA - CITY, WATER DEPT. Water Quality Report
Serving roughly 40,600 people in Los Angeles County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for PICO RIVERA - CITY, WATER DEPT.
1 water provider directly on file, serving roughly 40,600 people in Los Angeles County, California.
Quick answer: PICO RIVERA - CITY, WATER DEPT. has no violations on file. One reading is worth knowing about: PFBA was measured at 0.012µg/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
PFOA
PFOS
PFHXS
PFBS
PFBA
PFHXA
PFPEA
PFHPA
Pfda
Turbidity
Lead
TTHM
Chloroform
Bromodichloromethane
Dibromochloromethane
Bromoform
Dibromoaceticacid
Copper, Free
Perfluorobutanoicacid (PFBA)
Perfluoropentanoicacid (PFPEA)
Potassium
Carbon, Total
Nitrate
Perfluorobutanesulfonicacid (PFBS)
Perfluorohexanesulfonicacid (PFHxS)
Perfluorononanoicacid (PFNA)
Perfluoroctanesulfonicacid (PFOS)
Perfluoroctanoicacid (PFOA)
Perfluorodecanoicacid (PFDA)
Perfluoroheptanoicacid (PFHPA)
Perfluorohexanoicacid (PFHXA)
Utility PICO RIVERA - CITY, WATER DEPT.Population served 40,600Owner Local government
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0 mg/L (ppm)
12/31/2025
Lead
Detected: 21 UG/L (ppb)
9/8/2025
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: 120 UG/L (ppb)
9/9/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 6.2 UG/L (ppb)
7/8/2025
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.
Chloroform
Detected: 2 UG/L (ppb)
7/8/2025
One of the individual trihalomethane disinfection byproducts, formed when chlorine reacts with organic matter.
Bromodichloromethane
Detected: 1 UG/L (ppb)
7/8/2025
Dibromochloromethane
Detected: 1.8 UG/L (ppb)
7/8/2025
Bromoform
Detected: 1.4 UG/L (ppb)
7/8/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Nitrate
Detected: 2 MG/L (ppm)
7/28/2025
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
Minerals
Everyday minerals that mainly affect taste and water hardness
Potassium
Detected: 3.1 MG/L (ppm)
5/12/2025
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
PFOA
Detected: 0.0076 µg/L (ppb)
8/28/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFOS
Detected: 0.029 µg/L (ppb)
8/28/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHXS
Detected: 0.0033 µg/L (ppb)
8/28/2024
PFBS
Detected: 0.0088 µg/L (ppb)
8/28/2024
PFBA
Detected: 0.012 µg/L (ppb)
8/28/2024
PFHXA
Detected: 0.011 µg/L (ppb)
8/28/2024
PFPEA
Detected: 0.013 µg/L (ppb)
8/28/2024
PFHPA
Detected: 0.0041 µg/L (ppb)
8/28/2024
Pfda
Detected: 0.0041 µg/L (ppb)
8/28/2024
Other
Additional substances tested that don't fit neatly into the categories above
Turbidity
Detected: 0.1 NTU
4/8/2025
A measure of water cloudiness from suspended particles.
Dibromoaceticacid
Detected: 1.2 UG/L (ppb)
7/8/2025
Perfluorobutanoicacid (PFBA)
Detected: 10 NG/L (ppt)
10/6/2025
Perfluoropentanoicacid (PFPEA)
Detected: 3.1 NG/L (ppt)
10/6/2025
Carbon, Total
Detected: 0.55 MG/L (ppm)
7/28/2025
Perfluorobutanesulfonicacid (PFBS)
Detected: 9.9 NG/L (ppt)
9/5/2025
Perfluorohexanesulfonicacid (PFHxS)
Detected: 2.8 NG/L (ppt)
9/5/2025
Perfluorononanoicacid (PFNA)
Detected: 2.6 NG/L (ppt)
9/5/2025
Perfluoroctanesulfonicacid (PFOS)
Detected: 27 NG/L (ppt)
9/5/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluoroctanoicacid (PFOA)
Detected: 4.7 NG/L (ppt)
9/5/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluorodecanoicacid (PFDA)
Detected: 3.6 NG/L (ppt)
8/8/2025
Perfluoroheptanoicacid (PFHPA)
Detected: 2 NG/L (ppt)
2/3/2025
Perfluorohexanoicacid (PFHXA)
Detected: 2.6 NG/L (ppt)
4/2/2025
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.