Serving roughly 25,000 people in Los Angeles County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
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Results for ORCHARD DALE WATER DISTRICT
1 water provider directly on file, serving roughly 25,000 people in Los Angeles County, California.
Quick answer: ORCHARD DALE WATER DISTRICT has no violations on file and no single reading stands out against its peers (601 other providers in this area). It serves roughly 25,000 people, and the full breakdown below reflects everything EPA and California have on record for it.
Lead Summary
PFPEA
PFBS
PFHXA
PFOA
PFOS
PFHXS
PFBA
Totalhaloaceticacids (HAA5)
TTHM
Chloroform
Bromoform
Bromodichloromethane
Dibromochloromethane
Dibromoaceticacid
Utility ORCHARD DALE WATER DISTRICTPopulation served 25,000Owner Local government
No violations on file
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0.001 mg/L (ppm)
12/31/2024
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
Totalhaloaceticacids (HAA5)
Detected: 1.2 UG/L (ppb)
9/2/2025
TTHM
Detected: 8.9 UG/L (ppb)
9/2/2025
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: 3.2 UG/L (ppb)
9/2/2025
One of the individual trihalomethane disinfection byproducts, formed when chlorine reacts with organic matter.
Bromoform
Detected: 3.4 UG/L (ppb)
9/2/2025
Bromodichloromethane
Detected: 1 UG/L (ppb)
6/3/2025
Dibromochloromethane
Detected: 2.3 UG/L (ppb)
9/2/2025
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
PFPEA
Detected: 0.01 µg/L (ppb)
4/1/2025
PFBS
Detected: 0.0072 µg/L (ppb)
4/1/2025
PFHXA
Detected: 0.0072 µg/L (ppb)
4/1/2025
PFOA
Detected: 0.0099 µg/L (ppb)
4/1/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFOS
Detected: 0.017 µg/L (ppb)
4/1/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHXS
Detected: 0.004 µg/L (ppb)
4/1/2025
PFBA
Detected: 0.0088 µg/L (ppb)
4/1/2025
Other
Additional substances tested that don't fit neatly into the categories above
Dibromoaceticacid
Detected: 1.2 UG/L (ppb)
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.