Water Quality Summary of Water Supply Sources

The information in this table is based on water quality monitoring results for the most recent 16-month period.

  Water Quality Measure     Tucson Supply Source  
  Clearwater     Avra Valley Wells     Santa Cruz Wells     Central Wells     South Side / TARP  
Chlorine, mg/L       1.03     In Progress     In Progress     .86     .89  
Fluoride, mg/L F       .42     In Progress     .43     .28     .64  
Hardness, mg/L CaCO3     213     In Progress     In Progress     In Progress     216  
Nitrate as Nitrogen, mg/L N       .93     In Progress     2.6     3.69     2.26  
Sodium, mg/L Na     63     In Progress     In Progress     43     63  
Temperature, deg.F       81.3     In Progress     73.2     74.9     77.3  
Total Dissolved Solids, mg/L       470     278     468     376     441  
pH, Std. Units     7.81     In Progress     7.38     7.6     7.93