REEDLEY is served by 2 water providers on file with the EPA.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
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Results for REEDLEY, CA
2 water providers on file serving this city.
Quick answer: REEDLEY's water has no violations on file and no single reading stands out against its peers (2 other providers in this area). It serves roughly 26,076 people, and the full breakdown below reflects everything EPA and California have on record for it.
Lead Summary
TTHM
Bromodichloromethane
Dibromochloromethane
Nitrate
1, 2, 3-Trichloropropane
Aggressive Index
Langelier Index (pH(s))
Magnesium
Sodium
Calcium
Alkalinity, Total
Alkalinity, Bicarbonate
Hardness, Total (ASCACO3)
TDS
Sulfate
Chloride
Potassium
Fluoride
Nitrate-Nitrite
pH
1, 2-Dibromo-3-Chloropropane
Tetrachloroethylene
Perchlorate
Barium
Arsenic
Conductivity (at 25°C)
Combined Uranium
Chromium, Hex
Selenium
Violations on file
Nitrate
Older/archived health-based violation
Found at 1 of 2 providers
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0 mg/L (ppm)
Found at 2 providers
Barium
Detected: 210 UG/L (ppb)
Found at 2 providers
Arsenic
Detected: 2.6 UG/L (ppb)
8/4/2025
Occurs naturally in some groundwater. Long-term exposure above the legal limit (10 ppb) has been linked to increased cancer risk and cardiovascular disease.
Combined Uranium
Detected: 3.3 PCI/L
9/29/2025
A naturally occurring radioactive metal. Long-term exposure above the legal limit is associated with kidney effects and increased cancer risk.
Chromium, Hex
Detected: 0.42 UG/L (ppb)
9/29/2025
Selenium
Detected: 2.1 UG/L (ppb)
9/29/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 1.2 UG/L (ppb)
9/10/2025
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.
Bromodichloromethane
Detected: 0.55 UG/L (ppb)
9/10/2025
Dibromochloromethane
Detected: 0.63 UG/L (ppb)
9/10/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Nitrate
Detected: 19 MG/L (ppm)
Found at 2 providers
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
Sulfate
Detected: 68 MG/L (ppm)
Found at 2 providers
Chloride
Detected: 27 MG/L (ppm)
Found at 2 providers
Fluoride
Detected: 0.17 MG/L (ppm)
Found at 2 providers
Often added deliberately for dental health; can also occur naturally.
Nitrate-Nitrite
Detected: 19 MG/L (ppm)
Found at 2 providers
Minerals
Everyday minerals that mainly affect taste and water hardness
Magnesium
Detected: 27 MG/L (ppm)
Found at 2 providers
Sodium
Detected: 42 MG/L (ppm)
Found at 2 providers
Calcium
Detected: 82 MG/L (ppm)
Found at 2 providers
Potassium
Detected: 4.4 MG/L (ppm)
Found at 2 providers
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
Langelier Index (pH(s))
Detected: 0.45 LANG
Found at 2 providers
Hardness, Total (ASCACO3)
Detected: 320 MG/L (ppm)
Found at 2 providers
pH
Detected: 8 PH
Found at 2 providers
A measure of how acidic or basic the water is (7 is neutral). Affects taste and plumbing, not a direct health measure.
VOCs (Volatile Organic Compounds)
Industrial solvents and fuel-related chemicals that evaporate easily
1, 2, 3-Trichloropropane
Detected: 0.023 UG/L (ppb)
10/7/2025
Tetrachloroethylene
Detected: 2.1 UG/L (ppb)
10/7/2025
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 230 MG/L (ppm)
Found at 2 providers
Other
Additional substances tested that don't fit neatly into the categories above
Aggressive Index
Detected: 12.5 AGGR
Found at 2 providers
Alkalinity, Total
Detected: 230 MG/L (ppm)
Found at 2 providers
TDS
Detected: 610 MG/L (ppm)
Found at 2 providers
1, 2-Dibromo-3-Chloropropane
Detected: 0.13 UG/L (ppb)
Found at 2 providers
Perchlorate
Detected: 2.5 UG/L (ppb)
Found at 2 providers
Can occur naturally or from industrial/military sources; may interfere with thyroid function at elevated levels.
Conductivity (at 25°C)
Detected: 770 UMHO/CM
Found at 2 providers
Filtration considerations: General system types, not a specific product recommendation.