WHEATLAND 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 WHEATLAND, CA
1 water provider on file serving this city.
Quick answer: WHEATLAND'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 4,124 people, and the full breakdown below reflects everything EPA and California have on record for it.
Lead Summary
PFOS
PFHXS
TTHM
Nitrate
Silver
Arsenic
Zinc
Copper, Free
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0.00065 mg/L (ppm)
12/31/2023
Silver
Detected: 0.51 UG/L (ppb)
2/26/2025
Arsenic
Detected: 1.8 UG/L (ppb)
2/26/2025
Occurs naturally in some groundwater. Long-term exposure above the legal limit (10 ppb) has been linked to increased cancer risk and cardiovascular disease.
Zinc
Detected: 9 UG/L (ppb)
2/26/2025
Copper, Free
Detected: 4.2 UG/L (ppb)
2/26/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 1.7 UG/L (ppb)
8/6/2025
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.
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Nitrate
Detected: 4.6 MG/L (ppm)
10/8/2025
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
PFOS
Detected: 0.0073 µg/L (ppb)
1/7/2025
One of two PFAS with an enforceable federal limit (4 ppt) since 2024.
PFHXS
Detected: 0.0062 µg/L (ppb)
1/7/2025
Filtration considerations: General system types, not a specific product recommendation.