73

Castro Valley Water rank 73 out of 100

This is 82% better than all water results we’ve received.

Alkalinity: 0 ppm

Hardness: 0 ppm

pH level: 4

Iron: 0 ppm

  • Positive result
  • Negative result
  • California average
  • World average

Chlorine: 0 ppm

Nitrite: 0 ppm

Nitrate: 0 ppm

Copper: 0 ppm

LATEST WATER TEST RESULTS FROM Castro Valley, California

73
  • Castro Valley, California, 94546
  • City / Municipality Water
  • Wed Mar 22 2017

LATEST NATIONWIDE WATER TEST RESULTS

95
  • Murfreesboro, Tennessee, 37129
  • City / Municipality Water
  • Sun Nov 25 2018
75
  • Roswell, Georgia, 30075
  • City / Municipality Water
  • Sun Nov 25 2018
83
  • Orange, California, 92861
  • City / Municipality Water
  • Wed Nov 14 2018
83
  • Danville, California, 94526
  • City / Municipality Water
  • Thu Nov 8 2018
83
  • Gold Hill, North Carolina, 28071
  • Well Water
  • Wed Nov 7 2018
98
  • Redwood City, California, 94062
  • City / Municipality Water
  • Tue Nov 6 2018