Below are the Tucson Water archives for water quality monitoring results. Click on links to search archives as far back as 1997. All terms shown in this tables are explained in Water Quality Terms and Definitions.

 

Every month Tucson Water collects samples at 247 locations within 10 different water quality zones of the main water system. The following monthly reports show data collected by sample points and water quality zone for these inorganic parameters: hardness, total dissolved solids (TDS), sodium, pH, and water temperature. Inorganic parameters may affect the taste, odor and feel of tap water and are not regulated.

Inorganic Water Quality By Sampling Point Archives
2013 2012 2011 2010 2009
January January January January January
February February February February February
March March March March March
April April April April April
May May May May May
June June June June June
July July July July July
August August August August August
September September September September September
October October October October October
November November November November November
December December December December December

Click here to access Inorganic Water Quality Archives for years 1997 through 2008.

 

The USEPA requires Tucson Water, along with all public water systems nationwide, to monitor, detect and eliminate bacteria and viruses such as coliform and E. coli. The following monthly reports show data by sample point and water quality zone for the presence or absence of total coliform bacteria and E. coli bacteria, water temperature and the level of chlorine disinfectant.

Microbiological Water Quality By Sampling Point Archives
2013 2012 2011 2010 2009
January January January January January
February February February February February
March March March March March
April April April April April
May May May May May
June June June June June
July July July July July
August August August August August
September September September September September
October October October October October
November November November November November
December December December December December

Click here to access Microbiological Water Quality Archives for years 1997 through 2008.

 

The following monthly reports show the variability in pH, chlorine, water temperature, TDS, and sodium concentrations that occur among water quality zones. Seasonal changes, the amount of chlorine present, and the influences of different water sources may affect the variability of these parameters.

Water Quality Descriptive Statistics By WQ Zone Archives
2013 2012 2011 2010 2009
January January January January January
February February February February February
March March March March March
April April April April April
May May May May May
June June June June June
July July July July July
August August August August August
September September September September September
October October October October October
November November November November November
December December December December December

Click here to access Descriptive Statistics Water Quality Archives for years 1997 through 2008.

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