CORNING 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
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Results for CORNING, CA
1 water provider on file serving this city.
Quick answer: CORNING'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 8,244 people, and the full breakdown below reflects everything EPA and California have on record for it.
Lead Summary
Lithium
Lead
Bromoform
Copper, Free
Nitrate
Radium-226
Combined Uranium
pH, Field
Chromium, Hex
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0.00108 mg/L (ppm)
12/31/2025
Lead
Detected: 0.56 UG/L (ppb)
9/17/2025
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: 37.7 UG/L (ppb)
10/1/2025
Combined Uranium
Detected: 0.566 PCI/L
5/14/2025
A naturally occurring radioactive metal. Long-term exposure above the legal limit is associated with kidney effects and increased cancer risk.
Chromium, Hex
Detected: 2.1 UG/L (ppb)
3/12/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
Bromoform
Detected: 0.59 UG/L (ppb)
8/27/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Nitrate
Detected: 1.01 MG/L (ppm)
9/24/2025
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
pH, Field
Detected: 7.98 PH
9/17/2025
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
Lithium
Detected: 9.48 µg/L (ppb)
5/2/2023
Occurs naturally in some groundwater. Not currently federally regulated in drinking water.
Other
Additional substances tested that don't fit neatly into the categories above
Radium-226
Detected: 0.678 PCI/L
5/14/2025
Filtration considerations: General system types, not a specific product recommendation.