Serving roughly 9,857 people in Kern County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for GOLDEN HILLS CSD
1 water provider directly on file, serving roughly 9,857 people in Kern County, California.
Quick answer: GOLDEN HILLS CSD has no violations on file. One reading is worth knowing about: PFOS was measured at 0.0078µg/L, among the highest of the 682 providers on file in this area. It's the most notable figure in this system's record among its 682 local peers.
Lead Summary
PFBS
PFHXA
PFOA
PFHXS
PFPEA
PFOS
PFHPA
Lead
TTHM
Bromoform
Bromodichloromethane
Dibromochloromethane
Copper, Free
Nitrate
Perfluorobutanesulfonicacid (PFBS)
Perfluoroheptanoicacid (PFHPA)
Perfluorohexanesulfonicacid (PFHxS)
Perfluoroctanesulfonicacid (PFOS)
Perfluoroctanoicacid (PFOA)
Perfluorohexanoicacid (PFHXA)
Perfluorobutanoicacid (PFBA)
Perfluoropentanoicacid (PFPEA)
Chromium, Hex
Conductivity (at 25°C)
TDS
Utility GOLDEN HILLS CSDPopulation served 9,857Owner Local government
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: 5 UG/L (ppb)
8/20/2025
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: 180 UG/L (ppb)
8/21/2025
Chromium, Hex
Detected: 3 UG/L (ppb)
4/8/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 6 UG/L (ppb)
8/7/2025
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 UG/L (ppb)
8/7/2025
Bromodichloromethane
Detected: 1 UG/L (ppb)
8/7/2025
Dibromochloromethane
Detected: 2 UG/L (ppb)
8/7/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Nitrate
Detected: 7.98 MG/L (ppm)
8/7/2025
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: 0.0055 µg/L (ppb)
12/3/2024
PFHXA
Detected: 0.0049 µg/L (ppb)
12/3/2024
PFOA
Detected: 0.0054 µg/L (ppb)
12/3/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHXS
Detected: 0.0055 µg/L (ppb)
12/3/2024
PFPEA
Detected: 0.0054 µg/L (ppb)
12/3/2024
PFOS
Detected: 0.0078 µg/L (ppb)
12/3/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHPA
Detected: 0.0037 µg/L (ppb)
12/3/2024
Other
Additional substances tested that don't fit neatly into the categories above
Perfluorobutanesulfonicacid (PFBS)
Detected: 2.4 NG/L (ppt)
9/25/2025
Perfluoroheptanoicacid (PFHPA)
Detected: 1.9 NG/L (ppt)
9/25/2025
Perfluorohexanesulfonicacid (PFHxS)
Detected: 2.7 NG/L (ppt)
9/25/2025
Perfluoroctanesulfonicacid (PFOS)
Detected: 2 NG/L (ppt)
9/25/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluoroctanoicacid (PFOA)
Detected: 6.5 NG/L (ppt)
9/25/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluorohexanoicacid (PFHXA)
Detected: 5.2 NG/L (ppt)
9/25/2025
Perfluorobutanoicacid (PFBA)
Detected: 2.1 NG/L (ppt)
9/25/2025
Perfluoropentanoicacid (PFPEA)
Detected: 5.7 NG/L (ppt)
9/25/2025
Conductivity (at 25°C)
Detected: 490 UMHO/CM
2/11/2025
TDS
Detected: 690 MG/L (ppm)
10/9/2025
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.