Serving roughly 7,831 people in Sacramento County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
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Results for FLORIN COUNTY WATER DISTRICT
1 water provider directly on file, serving roughly 7,831 people in Sacramento County, California.
Quick answer: FLORIN COUNTY WATER DISTRICT has no violations on file. One reading is worth knowing about: Perfluoroheptanoicacid (PFHPA) was measured at 7.5NG/L, among the highest of the 467 providers on file in this area. It's the most notable figure in this system's record among its 467 local peers.
Lead Summary
PFOA
PFOS
PFHPA
PFHXA
PFPEA
PFHXS
Copper, Free
Aggressive Index
Langelier Index (pH(s))
Magnesium
Calcium
Sodium
Potassium
Alkalinity, Total
Alkalinity, Bicarbonate
Hardness, Total (ASCACO3)
TDS
Chloride
Sulfate
Nitrate
Nitrate-Nitrite
Perfluorobutanesulfonicacid (PFBS)
Perfluoroheptanoicacid (PFHPA)
Perfluorohexanesulfonicacid (PFHxS)
Perfluorononanoicacid (PFNA)
Perfluoroctanesulfonicacid (PFOS)
Perfluoroctanoicacid (PFOA)
Perfluorohexanoicacid (PFHXA)
Perfluorobutanoicacid (PFBA)
Perfluoropentanoicacid (PFPEA)
Gross Alpha Particle Activity
pH
Odor
Chromium, Hex
Barium
Arsenic
Conductivity (at 25°C)
Utility FLORIN COUNTY WATER DISTRICTPopulation served 7,831Owner 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)
12/31/2022
Copper, Free
Detected: 150 UG/L (ppb)
10/15/2025
Chromium, Hex
Detected: 6.7 UG/L (ppb)
9/8/2025
Barium
Detected: 55 UG/L (ppb)
9/8/2025
Arsenic
Detected: 5.1 UG/L (ppb)
9/8/2025
Occurs naturally in some groundwater. Long-term exposure above the legal limit (10 ppb) has been linked to increased cancer risk and cardiovascular disease.
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Chloride
Detected: 6.2 MG/L (ppm)
3/6/2025
Sulfate
Detected: 1.8 MG/L (ppm)
3/6/2025
Nitrate
Detected: 1.8 MG/L (ppm)
9/8/2025
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
Nitrate-Nitrite
Detected: 0.98 MG/L (ppm)
3/6/2025
Minerals
Everyday minerals that mainly affect taste and water hardness
Magnesium
Detected: 6.5 MG/L (ppm)
3/6/2025
Calcium
Detected: 13 MG/L (ppm)
3/6/2025
Sodium
Detected: 14 MG/L (ppm)
3/6/2025
Potassium
Detected: 2.3 MG/L (ppm)
3/6/2025
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
Langelier Index (pH(s))
Detected: -0.65 LANG
3/6/2025
Hardness, Total (ASCACO3)
Detected: 59 MG/L (ppm)
3/6/2025
Gross Alpha Particle Activity
Detected: 2.21 PCI/L
3/6/2025
pH
Detected: 7.9 PH
3/6/2025
A measure of how acidic or basic the water is (7 is neutral). Affects taste and plumbing, not a direct health measure.
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
PFOA
Detected: 0.0043 µg/L (ppb)
8/26/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFOS
Detected: 0.0055 µg/L (ppb)
8/26/2024
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHPA
Detected: 0.0041 µg/L (ppb)
5/22/2025
PFHXA
Detected: 0.0044 µg/L (ppb)
11/6/2024
PFPEA
Detected: 0.0033 µg/L (ppb)
11/6/2024
PFHXS
Detected: 0.0055 µg/L (ppb)
8/26/2024
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 80 MG/L (ppm)
3/6/2025
Other
Additional substances tested that don't fit neatly into the categories above
Aggressive Index
Detected: 11.3 AGGR
3/6/2025
Alkalinity, Total
Detected: 80 MG/L (ppm)
3/6/2025
TDS
Detected: 110 MG/L (ppm)
3/6/2025
Perfluorobutanesulfonicacid (PFBS)
Detected: 3.1 NG/L (ppt)
9/8/2025
Perfluoroheptanoicacid (PFHPA)
Detected: 7.5 NG/L (ppt)
9/8/2025
Perfluorohexanesulfonicacid (PFHxS)
Detected: 2.4 NG/L (ppt)
9/8/2025
Perfluorononanoicacid (PFNA)
Detected: 2.4 NG/L (ppt)
9/8/2025
Perfluoroctanesulfonicacid (PFOS)
Detected: 9.5 NG/L (ppt)
9/8/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluoroctanoicacid (PFOA)
Detected: 11 NG/L (ppt)
9/8/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
Perfluorohexanoicacid (PFHXA)
Detected: 7.7 NG/L (ppt)
9/8/2025
Perfluorobutanoicacid (PFBA)
Detected: 3.4 NG/L (ppt)
9/8/2025
Perfluoropentanoicacid (PFPEA)
Detected: 7 NG/L (ppt)
9/8/2025
Odor
Detected: 1.5 TON
3/6/2025
Conductivity (at 25°C)
Detected: 190 UMHO/CM
3/6/2025
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.