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Water Quality Lookup / California / Fresno County / MALAGA COUNTY WATER DISTRICT
EPA SDWIS · Fresno County, California

MALAGA COUNTY WATER DISTRICT Water Quality Report

Serving roughly 5,979 people in Fresno County, California.

Data current as of July 2026
🔍Straight from EPA
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Results for MALAGA COUNTY WATER DISTRICT

1 water provider directly on file, serving roughly 5,979 people in Fresno County, California.

Quick answer: MALAGA COUNTY WATER DISTRICT has no violations on file and no single reading stands out against its peers (704 other providers in this area). It serves roughly 5,979 people, and the full breakdown below reflects everything EPA and California have on record for it.
Utility MALAGA COUNTY WATER DISTRICT Population served 5,979 Owner 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
Iron
Detected: 430 UG/L (ppb)
5/15/2025
Mostly an aesthetic issue (metallic taste, staining) rather than a health concern at typical levels.
Manganese
Detected: 8.9 UG/L (ppb)
5/15/2025
Mainly a taste/staining concern at typical levels; long-term neurological research at high chronic exposure is ongoing.
Chromium, Hex
Detected: 0.98 UG/L (ppb)
3/27/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Chloride
Detected: 16 MG/L (ppm)
5/15/2025
Sulfate
Detected: 15 MG/L (ppm)
5/15/2025
Nitrate
Detected: 4.6 MG/L (ppm)
5/15/2025
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: 13 MG/L (ppm)
5/15/2025
Calcium
Detected: 26 MG/L (ppm)
5/15/2025
Potassium
Detected: 2.1 MG/L (ppm)
5/15/2025
Sodium
Detected: 30 MG/L (ppm)
5/15/2025
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
Hardness, Total (ASCACO3)
Detected: 120 MG/L (ppm)
5/15/2025
Gross Alpha Particle Activity
Detected: 3.23 PCI/L
6/18/2025
pH
Detected: 7.6 PH
5/15/2025
A measure of how acidic or basic the water is (7 is neutral). Affects taste and plumbing, not a direct health measure.
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 160 MG/L (ppm)
5/15/2025
Other
Additional substances tested that don't fit neatly into the categories above
Alkalinity, Total
Detected: 160 MG/L (ppm)
5/15/2025
Conductivity (at 25°C)
Detected: 430 UMHO/CM
5/15/2025
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.
Contaminant Whole-House Carbon Under-Sink RO Under-Sink Carbon
Total Trihalomethanes (TTHM)YesYesYes
Haloacetic Acids (HAA5)YesYesYes
ChloroformYesYesYes
Chlorine / TasteYesYesYes
Sediment / TurbidityYesYesYes
TrichloroethyleneYesYesYes
TetrachloroethyleneYesYesYes
cis-1,2-DichloroethyleneYesYesYes
1,1-DichloroethyleneYesYesYes
BromoformYesYesYes
BromodichloromethaneYesYesYes
DibromochloromethaneYesYesYes
1,1,2-TrichloroethaneYesYesYes
Vinyl ChlorideYesYesYes
Carbon TetrachlorideYesYesYes
BenzeneYesYesYes
TolueneYesYesYes
XyleneYesYesYes
LeadPartialYesPartial
ArsenicPartialYesPartial
Chromium-6 (Hexavalent)PartialYesPartial
CopperPartialYesPartial
Combined UraniumPartialYesPartial
PFOAPartialYes*Partial
PFOSPartialYes*Partial
NitratePartialYesPartial
Combined RadiumPartialYesPartial
Alkalinity, TotalPartialYesPartial
ChloridePartialYesPartial
SulfatePartialYesPartial
IronPartialYesPartial
ManganesePartialYesPartial
Chromium, HexPartialYesPartial
Conductivity (at 25°C)PartialYesPartial
Coliform Bacteria (indicator)NoYesNo
MagnesiumNoPartialNo
CalciumNoPartialNo
PotassiumNoPartialNo
SodiumNoPartialNo
Alkalinity, BicarbonateNoNoNo
Hardness, Total (ASCACO3)NoNoNo
Gross Alpha Particle ActivityNoNoNo
pHNoNoNo

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What is TTHM? Understanding EPA Violation Status Is Chromium-6 Dangerous? Whole-House vs. Under-Sink Filtration Lead and Copper in Drinking Water What is PFAS? Arsenic and Uranium Explained Nitrate and Fluoride Explained Water Hardness, pH, and Turbidity What is Coliform Bacteria?