Serving roughly 37,189 people in Kern County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for VAUGHN WC INC
1 water provider directly on file, serving roughly 37,189 people in Kern County, California.
Quick answer: VAUGHN WC INC has no violations on file and no single reading stands out against its peers (682 other providers in this area). It serves roughly 37,189 people, and the full breakdown below reflects everything EPA and California have on record for it.
Lead Summary
PFPEA
PFHXA
Lead
TTHM
Bromoform
Bromodichloromethane
Dibromochloromethane
Dibromoaceticacid
Dichloroaceticacid
Copper, Free
Odor
Nitrate
1, 2, 3-Trichloropropane
Aggressive Index
Langelier Index (pH(s))
Magnesium
Potassium
Sodium
Hardness, Total (ASCACO3)
Calcium
Bromide
Alkalinity, Total
Alkalinity, Bicarbonate
Hydroxideascalciumcarbonate
Alkalinity, Carbonate
TDS
Sulfate
Chloride
Fluoride
Utility VAUGHN WC INCPopulation served 37,189Owner 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
Lead
Detected: 6.4 UG/L (ppb)
8/21/2025
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: 100 UG/L (ppb)
8/21/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 15 UG/L (ppb)
8/11/2025
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: 13 UG/L (ppb)
8/11/2025
Bromodichloromethane
Detected: 1 UG/L (ppb)
5/22/2025
Dibromochloromethane
Detected: 2 UG/L (ppb)
8/11/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Nitrate
Detected: 4.9 MG/L (ppm)
10/20/2025
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
Sulfate
Detected: 27.9 MG/L (ppm)
6/18/2025
Chloride
Detected: 38 MG/L (ppm)
6/18/2025
Fluoride
Detected: 0.1 MG/L (ppm)
6/11/2025
Often added deliberately for dental health; can also occur naturally.
Minerals
Everyday minerals that mainly affect taste and water hardness
Magnesium
Detected: 1 MG/L (ppm)
6/18/2025
Potassium
Detected: 2 MG/L (ppm)
6/18/2025
Sodium
Detected: 34 MG/L (ppm)
6/18/2025
Calcium
Detected: 31 MG/L (ppm)
6/18/2025
Hydroxideascalciumcarbonate
Detected: 10 MG/L (ppm)
6/10/2025
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
Langelier Index (pH(s))
Detected: -1.2 LANG
6/18/2025
Hardness, Total (ASCACO3)
Detected: 81.5 MG/L (ppm)
6/18/2025
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
PFPEA
Detected: 0.0031 µg/L (ppb)
2/10/2025
PFHXA
Detected: 0.0034 µg/L (ppb)
2/10/2025
VOCs (Volatile Organic Compounds)
Industrial solvents and fuel-related chemicals that evaporate easily
1, 2, 3-Trichloropropane
Detected: 0.0029 UG/L (ppb)
10/17/2025
Bromide
Detected: 0.16 MG/L (ppm)
6/18/2025
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 80 MG/L (ppm)
6/18/2025
Alkalinity, Carbonate
Detected: 10 MG/L (ppm)
6/10/2025
Other
Additional substances tested that don't fit neatly into the categories above
Dibromoaceticacid
Detected: 4 UG/L (ppb)
8/11/2025
Dichloroaceticacid
Detected: 1 UG/L (ppb)
5/22/2025
Odor
Detected: 2 TON
9/17/2025
Aggressive Index
Detected: 10.6 AGGR
6/18/2025
Alkalinity, Total
Detected: 70 MG/L (ppm)
6/18/2025
TDS
Detected: 200 MG/L (ppm)
6/18/2025
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.