Tap Water in San Francisco, California

Overall rating

High concern tap water rating

Water systems

• Water systems serving ZIP 94103

  Score 20 · 27 contaminants · 15 over guideline

• Haloacetic acids (HAA9)Water systems serving ZIP 941030.0395 mg/L
• Haloacetic acids (HAA5)Water systems serving ZIP 941030.0362 mg/L
• Total Trihalomethanes Water systems serving ZIP 941030.0332 mg/L
• Trichloroacetic acidWater systems serving ZIP 941030.0096 mg/L
• Dichloroacetic acidWater systems serving ZIP 941030.0171 mg/L
• ChloroformWater systems serving ZIP 941030.0304 mg/L
• BromodichloromethaneWater systems serving ZIP 941030.0028 mg/L
• Propylene NitrateWater systems serving ZIP 941033.2805
• Propylene NitrateWater systems serving ZIP 941032.9462
• ArsenicWater systems serving ZIP 941037.88e-5 mg/L
• DibromochloromethaneWater systems serving ZIP 941037.91e-4 mg/L
• Chromium (hexavalent)Water systems serving ZIP 941038.53e-5 mg/L
• BromateWater systems serving ZIP 941034.00e-4 mg/L
• ChlorateWater systems serving ZIP 941030.1326 mg/L
• Dibromoacetic acidWater systems serving ZIP 941031.60e-5 mg/L
• UraniumWater systems serving ZIP 941030.2063 pCi/L
• PerchlorateWater systems serving ZIP 941033.32e-4 ppm
• Sodium AluminumWater systems serving ZIP 941039.1556
• Monochloroacetic acidWater systems serving ZIP 941035.49e-4 ppm
• BariumWater systems serving ZIP 941030.0023 mg/L
• Strontium-90 Water systems serving ZIP 941039.52e-4 pCi/L
• Chromium (hexavalent)Water systems serving ZIP 941030.003 mg/L
• Fluorine (as sodium fluoride)Water systems serving ZIP 941030.669
• Benzalkonium BromideWater systems serving ZIP 941039.275
• Vanadium (as Vanadium Amino Acid Chelate)Water systems serving ZIP 941030.81
• 3,7-Dichloro-8-quinolinecarboxylic acid / QuincloracWater systems serving ZIP 941039.20e-5 mg/L
• ManganeseWater systems serving ZIP 941030.0018 mg/L