Tap Water in San Francisco, California

Overall rating

High concern tap water rating

Water systems

• Water systems serving ZIP 94104

  Score 20 · 27 contaminants · 15 over guideline

• Haloacetic acids (HAA9)Water systems serving ZIP 941040.0395 mg/L
• Haloacetic acids (HAA5)Water systems serving ZIP 941040.0344 mg/L
• Total Trihalomethanes Water systems serving ZIP 941040.0332 mg/L
• Trichloroacetic acidWater systems serving ZIP 941040.0096 mg/L
• Dichloroacetic acidWater systems serving ZIP 941040.0171 mg/L
• ChloroformWater systems serving ZIP 941040.0304 mg/L
• BromodichloromethaneWater systems serving ZIP 941040.0023 mg/L
• Propylene NitrateWater systems serving ZIP 941043.2805
• Propylene NitrateWater systems serving ZIP 941042.9462
• ArsenicWater systems serving ZIP 941047.88e-5 mg/L
• DibromochloromethaneWater systems serving ZIP 941044.75e-4 mg/L
• Chromium (hexavalent)Water systems serving ZIP 941048.53e-5 mg/L
• BromateWater systems serving ZIP 941044.00e-4 mg/L
• ChlorateWater systems serving ZIP 941040.1326 mg/L
• Dibromoacetic acidWater systems serving ZIP 941041.60e-5 mg/L
• UraniumWater systems serving ZIP 941040.2063 pCi/L
• PerchlorateWater systems serving ZIP 941043.32e-4 ppm
• Sodium AluminumWater systems serving ZIP 941049.1556
• Monochloroacetic acidWater systems serving ZIP 941045.49e-4 ppm
• BariumWater systems serving ZIP 941040.0023 mg/L
• Strontium-90 Water systems serving ZIP 941049.52e-4 pCi/L
• Chromium (hexavalent)Water systems serving ZIP 941040.003 mg/L
• Benzalkonium BromideWater systems serving ZIP 941049.275
• Vanadium (as Vanadium Amino Acid Chelate)Water systems serving ZIP 941040.1317
• 3,7-Dichloro-8-quinolinecarboxylic acid / QuincloracWater systems serving ZIP 941049.20e-5 mg/L
• ManganeseWater systems serving ZIP 941040.0014 mg/L
• Polyvinylidene Fluoride CopolymerWater systems serving ZIP 941040.669