FOWLER is served by 1 water provider on file with the EPA.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for FOWLER, CA
1 water provider on file serving this city.
Quick answer: FOWLER's water has no violations on file and no single reading stands out against its peers (1 other providers in this area). It serves roughly 7,448 people, and the full breakdown below reflects everything EPA and California have on record for it.
Lead Summary
6:2 Fts
Aggressive Index
Langelier Index (pH(s))
Magnesium
Sodium
Calcium
Potassium
Alkalinity, Total
Alkalinity, Bicarbonate
Hardness, Total (ASCACO3)
TDS
Chloride
Sulfate
Fluoride
Nitrate-Nitrite
Nitrate
Combined Uranium
Gross Alpha Particle Activity
pH
1, 2, 3-Trichloropropane
1, 2-Dibromo-3-Chloropropane
Chromium, Hex
Perchlorate
Barium
Arsenic
Copper, Free
Conductivity (at 25°C)
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0 mg/L (ppm)
12/31/2024
Combined Uranium
Detected: 6.11 PCI/L
4/10/2025
A naturally occurring radioactive metal. Long-term exposure above the legal limit is associated with kidney effects and increased cancer risk.
Chromium, Hex
Detected: 1.3 UG/L (ppb)
3/11/2025
Barium
Detected: 80 UG/L (ppb)
10/6/2025
Arsenic
Detected: 4.5 UG/L (ppb)
10/6/2025
Occurs naturally in some groundwater. Long-term exposure above the legal limit (10 ppb) has been linked to increased cancer risk and cardiovascular disease.
Copper, Free
Detected: 6.7 UG/L (ppb)
10/6/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Chloride
Detected: 2.8 MG/L (ppm)
10/6/2025
Sulfate
Detected: 3.4 MG/L (ppm)
10/6/2025
Fluoride
Detected: 0.14 MG/L (ppm)
10/6/2025
Often added deliberately for dental health; can also occur naturally.
Nitrate-Nitrite
Detected: 0.53 MG/L (ppm)
10/6/2025
Nitrate
Detected: 0.53 MG/L (ppm)
10/6/2025
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
Magnesium
Detected: 2.1 MG/L (ppm)
10/6/2025
Sodium
Detected: 20 MG/L (ppm)
10/6/2025
Calcium
Detected: 9.7 MG/L (ppm)
10/6/2025
Potassium
Detected: 3.3 MG/L (ppm)
10/6/2025
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
Langelier Index (pH(s))
Detected: -0.64 LANG
10/6/2025
Hardness, Total (ASCACO3)
Detected: 33 MG/L (ppm)
10/6/2025
Gross Alpha Particle Activity
Detected: 3.61 PCI/L
6/20/2025
pH
Detected: 8.1 PH
10/6/2025
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
6:2 Fts
Detected: 0.0053 µg/L (ppb)
7/24/2023
VOCs (Volatile Organic Compounds)
Industrial solvents and fuel-related chemicals that evaporate easily
1, 2, 3-Trichloropropane
Detected: 0.0065 UG/L (ppb)
10/17/2025
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 80 MG/L (ppm)
10/6/2025
Other
Additional substances tested that don't fit neatly into the categories above
Aggressive Index
Detected: 11.3 AGGR
10/6/2025
Alkalinity, Total
Detected: 80 MG/L (ppm)
10/6/2025
TDS
Detected: 100 MG/L (ppm)
10/6/2025
1, 2-Dibromo-3-Chloropropane
Detected: 0.18 UG/L (ppb)
10/6/2025
Perchlorate
Detected: 2.4 UG/L (ppb)
10/6/2025
Can occur naturally or from industrial/military sources; may interfere with thyroid function at elevated levels.
Conductivity (at 25°C)
Detected: 150 UMHO/CM
10/6/2025
Filtration considerations: General system types, not a specific product recommendation.