CALIFORNIA WATER SERVICE CO.-TRAVIS AFB Water Quality Report
Serving roughly 18,111 people in Solano County, California.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
📅Updated Quarterly
🏠Local Expertise
Results for CALIFORNIA WATER SERVICE CO.-TRAVIS AFB
1 water provider directly on file, serving roughly 18,111 people in Solano County, California.
Quick answer: CALIFORNIA WATER SERVICE CO.-TRAVIS AFB has no violations on file. One reading is worth knowing about: Sulfate was measured at 51MG/L, among the highest of the 186 providers on file in this area. It's the most notable figure in this system's record among its 186 local peers.
Lead Summary
Lithium
Aggressive Index
Langelier Index (pH(s))
Magnesium
Sodium
Calcium
Alkalinity, Total
Alkalinity, Bicarbonate
Hardness, Total (ASCACO3)
TDS
Chloride
Sulfate
Fluoride
Nitrate-Nitrite
Nitrate
Perfluorohexanoicacid (PFHXA)
Turbidity
pH, Field
Lithium, Total
Strontium
Acetone
Iron
TTHM
Chromium, Hex
Chloroform
Bromoform
Bromodichloromethane
Dibromochloromethane
Barium
Selenium
Conductivity (at 25°C)
Utility CALIFORNIA WATER SERVICE CO.-TRAVIS AFBPopulation served 18,111Owner Federal government
No violations on file
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0.0017 mg/L (ppm)
12/31/2024
Lithium, Total
Detected: 23 UG/L (ppb)
5/7/2025
Strontium
Detected: 480 UG/L (ppb)
5/7/2025
Iron
Detected: 140 UG/L (ppb)
5/7/2025
Mostly an aesthetic issue (metallic taste, staining) rather than a health concern at typical levels.
Chromium, Hex
Detected: 1.64 UG/L (ppb)
1/13/2025
Barium
Detected: 52 UG/L (ppb)
5/7/2025
Selenium
Detected: 2.4 UG/L (ppb)
5/7/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
TTHM
Detected: 8.7 UG/L (ppb)
5/7/2025
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: 5.7 UG/L (ppb)
5/7/2025
One of the individual trihalomethane disinfection byproducts, formed when chlorine reacts with organic matter.
Bromoform
Detected: 0.57 UG/L (ppb)
5/7/2025
Bromodichloromethane
Detected: 1.7 UG/L (ppb)
5/7/2025
Dibromochloromethane
Detected: 0.7 UG/L (ppb)
5/7/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Chloride
Detected: 36 MG/L (ppm)
5/7/2025
Sulfate
Detected: 51 MG/L (ppm)
5/7/2025
Fluoride
Detected: 0.3 MG/L (ppm)
7/9/2025
Often added deliberately for dental health; can also occur naturally.
Nitrate-Nitrite
Detected: 2 MG/L (ppm)
5/7/2025
Nitrate
Detected: 2 MG/L (ppm)
7/9/2025
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: 15 MG/L (ppm)
5/7/2025
Sodium
Detected: 62 MG/L (ppm)
5/7/2025
Calcium
Detected: 44 MG/L (ppm)
5/7/2025
Properties
General water characteristics like pH, hardness, and cloudiness (turbidity)
Langelier Index (pH(s))
Detected: -0.18 LANG
5/7/2025
Hardness, Total (ASCACO3)
Detected: 170 MG/L (ppm)
5/7/2025
pH, Field
Detected: 7.47 PH
5/7/2025
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
Lithium
Detected: 9.9 µg/L (ppb)
3/13/2024
Occurs naturally in some groundwater. Not currently federally regulated in drinking water.
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 210 MG/L (ppm)
5/7/2025
Other
Additional substances tested that don't fit neatly into the categories above
Aggressive Index
Detected: 11.8 AGGR
5/7/2025
Alkalinity, Total
Detected: 210 MG/L (ppm)
5/7/2025
TDS
Detected: 360 MG/L (ppm)
5/7/2025
Perfluorohexanoicacid (PFHXA)
Detected: 2.1 NG/L (ppt)
3/13/2025
Turbidity
Detected: 1.5 NTU
5/7/2025
A measure of water cloudiness from suspended particles.
Acetone
Detected: 14 UG/L (ppb)
5/7/2025
Conductivity (at 25°C)
Detected: 590 UMHO/CM
5/7/2025
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.