Serving roughly 70,256 people in Sutter County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for CITY OF YUBA CITY
1 water provider directly on file, serving roughly 70,256 people in Sutter County, California.
Quick answer: CITY OF YUBA CITY has no violations on file. One reading is worth knowing about: pH was measured at 8.8PH, among the highest of the 218 providers on file in this area. It's the most notable figure in this system's record among its 218 local peers.
Lead Summary
Totalhaloaceticacids (HAA5)
TTHM
Chloroform
Bromodichloromethane
Dichloroaceticacid
Trichloroaceticacid
Carbon, Total
TDS
Fluoride
pH
Odor
Chromium, Hex
Conductivity (at 25°C)
Arsenic
Lead
Copper, Free
Utility CITY OF YUBA CITYPopulation served 70,256Owner Local government
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0.00085 mg/L (ppm)
12/31/2025
Chromium, Hex
Detected: 0.17 UG/L (ppb)
4/17/2025
Arsenic
Detected: 12.9 UG/L (ppb)
10/7/2025
Occurs naturally in some groundwater. Long-term exposure above the legal limit (10 ppb) has been linked to increased cancer risk and cardiovascular disease.
Lead
Detected: 0.6 UG/L (ppb)
7/17/2025
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: 12.4 UG/L (ppb)
7/17/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
Totalhaloaceticacids (HAA5)
Detected: 16 UG/L (ppb)
8/6/2025
TTHM
Detected: 35 UG/L (ppb)
10/1/2025
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.
Chloroform
Detected: 34 UG/L (ppb)
10/1/2025
One of the individual trihalomethane disinfection byproducts, formed when chlorine reacts with organic matter.
Bromodichloromethane
Detected: 1.6 UG/L (ppb)
10/1/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Fluoride
Detected: 0.709 MG/L (ppm)
10/2/2025
Often added deliberately for dental health; can also occur naturally.
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
pH
Detected: 8.8 PH
10/7/2025
A measure of how acidic or basic the water is (7 is neutral). Affects taste and plumbing, not a direct health measure.
Other
Additional substances tested that don't fit neatly into the categories above
Dichloroaceticacid
Detected: 5.1 UG/L (ppb)
8/6/2025
Trichloroaceticacid
Detected: 10 UG/L (ppb)
8/6/2025
Carbon, Total
Detected: 0.96 MG/L (ppm)
10/2/2025
TDS
Detected: 171 MG/L (ppm)
10/7/2025
Odor
Detected: 1 TON
10/2/2025
Conductivity (at 25°C)
Detected: 122 UMHO/CM
10/2/2025
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.