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| 2019 | MSP Verification Report and Monsoon Recap Opens a New Window. | Verification of weather forecasts produced during Monsoon 2019 (4.2 MB) |
| 2019 | Storm Report : September 23-27, 2019 Opens a New Window. | Report on the storm of September 23, 2027/2019 (6.0 MB, PDF format) |
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| 2019 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (8.1 MB) |
| 2019 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (53.7 MB) |
| 2019 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (15.1 MB) |
| 2019 | Storm Report : October 1-3, 2018 Opens a New Window. | Report on the storm of 10/January 3, 2018 (6.9 MB, PDF format) |
| 2019 | Storm Report Story Map: October 1-3, 2018 Opens a New Window. | Report on the storm of 10/January 3, 2018 (Web-hosted ArcPro Story format) |
| 2018 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (7.3 MB) |
| 2018 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (49.4 MB) |
| 2018 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (15.7 MB) |
| 2018 | MSP Verification Report and Monsoon Recap Opens a New Window. | Verification of weather forecasts produced during Monsoon 2018 (4.4 MB) |
| 2017 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (7.7 MB) |
| 2017 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (50 MB) |
| 2017 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (15.1 MB) |
| 2017 | MSP Verification Report and Monsoon Recap Opens a New Window. | Verification of weather forecasts produced during Monsoon 2017 (4.1 MB) |
| 2016 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (4.2 MB) |
| 2016 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (65 MB) |
| 2016 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (3.9 MB) |
| 2016 | MSP Verification Report and Monsoon Recap Opens a New Window. | Verification of weather forecasts produced during Monsoon 2016 (4.2 MB) |
| 2015 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (7.1 MB) |
| 2015 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (7.4 MB) |
| 2015 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (3.7 MB) |
| 2015 | MSP Verification Report and Monsoon Recap Opens a New Window. | Verification of weather forecasts produced during Monsoon 2015 (4.2 MB) |
| 2015 | Storm Report : Storm of July 18, 2015 (Revised September 4, 2015) Opens a New Window. | Report on the July 18, 2015 Storm over northwest Maricopa County (5.5 MB) |
| 2015 | Storm Report : Storm of July 18, 2015 Opens a New Window. | Report on the July 18, 2015 Storm over northwest Maricopa County (4.5 MB) |
| 2014 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.8 MB) |
| 2014 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (7.1 MB) |
| 2014 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (3.5 MB) |
| 2014 | MSP Verification Report and Monsoon Recap Opens a New Window. | Verification of weather forecasts produced during Monsoon (4.9 MB) |
| 2014 | Storm Report : Storm of September 27, 2014 Opens a New Window. | Report on the September 27, 2014 Storm over eastern Maricopa County (2 MB) |
| 2014 | Storm Report : Storm of September 8, 2014 (Revised December 16, 2014) Opens a New Window. | Report on the September 8, 2014 Storm over metro Phoenix (4.6 MB) |
| 2014 | Storm Report : Storm of September 8, 2014 (Original September 26, 2014) Opens a New Window. | Report on the September 8, 2014 Storm over metro Phoenix (4.6 MB) |
| 2014 | Storm Report : Storm of August 19, 2014 Opens a New Window. | Report on the August 19, 2014 Storm over north-central Maricopa County (4.7 MB) |
| 2014 | Storm Report : Storm of August 12, 2014 (Revised September 24, 2014) Opens a New Window. | Report on the South Mountain Park and Vicinity Storm (2.0 MB) |
| 2014 | Storm Report : Storm of August 12, 2014 (Original August 26, 2014) Opens a New Window. | Report on the South Mountain Park and Vicinity Storm (2.0 MB) |
| 2013 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data for 2013 (3.8 MB) |
| 2013 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (7.6 MB) |
| 2013 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (3.5 MB) |
| 2013 | MSP Verification Report and Monsoon Recap Opens a New Window. | Verification of weather forecasts produced during Monsoon 2013 (4.0 MB) |
| 2012 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.2 MB) |
| 2012 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (11.7 MB) |
| 2012 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (3.0 MB) |
| 2012 | Meteorological Services Program Verification Report Opens a New Window. | Verification of weather forecasts produced during Monsoon (3.3 MB) |
| 2012 | Storm Report : Storm of July 31, 2012 (Revised September 12, 2012) Opens a New Window. | Report on the Anthem / Deadman Wash storm (1.8 MB) |
| 2012 | Storm Report : Storm of July 31, 2012 (Original August 10, 2012) Opens a New Window. | Report on the Anthem / Deadman Wash storm (1.8 MB) |
| 2011 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.2 MB) |
| 2011 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow and Impoundment Data (9.1 MB) |
| 2011 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (2.9 MB) |
| 2010 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (2.2 MB) |
| 2010 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow Data (7.8 MB) |
| 2010 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (1.3 MB) |
| 2010 | Storm Report : January Storms of 2010 in Central AZ (Revised 11/05/10) Opens a New Window. | Report on the January 19th and 21st storms (2.2 MB) |
| 2010 | Storm Report : January Storms of 2010 in Central AZ (Revised August 10, 2010) Opens a New Window. | Report on the January 19th and 21st storms (2.2 MB) |
| 2010 | Storm Report : January Storms of 2010 in Central AZ (Original April 26, 2010) Opens a New Window. | Report on the January 19th and 21st storms (2.2 MB) |
| 2009 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (1.5 MB) |
| 2009 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow Data (3.6 MB) |
| 2009 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (1.5 MB) |
| 2008 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (2.1 MB) |
| 2008 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow Data (4.1 MB) |
| 2008 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (1.7 MB) |
| 2008 | Storm Report : July Storms of 2008 in Central Arizona Opens a New Window. | Report on the July 10th and 13th storms (4.4 MB) |
| 2008 | Storm Report : January 27, 2008 Opens a New Window. | Report on the storm of January 27, 2008 (693 KB) |
| 2008 | Storm Report : November 30 - December 1, 2007 Opens a New Window. | Report on the late November storm (1.4 MB) |
| 2007 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (2.2 MB) |
| 2007 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow Data (3.8 MB) |
| 2007 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (1.6 MB) |
| 2007 | Storm Report : July 31, 2007 (Revised September 18, 2007) Opens a New Window. | Report on severe storms in NE Maricopa County on July 31, 2007 (.8 MB) |
| 2007 | Storm Report : July 31, 2007 (Original September 8, 2007) Opens a New Window. | Report on severe storms in NE Maricopa County on July 31, 2007 (.8 MB) |
| 2007 | Storm Report : July 26, 2007 Opens a New Window. | Report on severe thunderstorm in the vicinity of PIR on July 26, 2007 (3.8 MB) |
| 2006 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (2.0 MB) |
| 2006 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow Data (1.9 MB) |
| 2006 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (1.5 MB) |
| 2005 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (793 KB) |
| 2005 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow data (2.6 MB) |
| 2005 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Streamflow data (7.55 MB) |
| 2005 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (760 KB) |
| 2005 | Storm Report : February 2005 Opens a New Window. | Meteorology, Precipitation, Runoff and Damages due to flooding in February (804 KB) |
| 2004 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (790 KB) |
| 2004 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water data (2.4 MB) |
| 2004 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (757 KB) |
| 2003 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (319 KB) |
| 2003 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (4.75 MB) |
| 2003 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (606 KB) |
| 2003 | Late Monsoon Storms of 2003 in the Upper Trilby Wash Watershed Opens a New Window. | (38 KB) |
| 2003 | Storm Report - February 12-15, 2003 Opens a New Window. | (2.9 MB) |
| 2002 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.1 MB) |
| 2002 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (924 KB) |
| 2002 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (1.5 MB) |
| 2002 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (4.5 MB) |
| 2002 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (4.1 MB) |
| 2001 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.3 MB) |
| 2001 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (2.8 MB) |
| 2001 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (1.0 MB) |
| 2001 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (3.2 MB) |
| 2001 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (701 KB) |
| 2001 | Storm Report - August and October Storms of 2000 Opens a New Window. | Brings up a format selection menu |
| 2000 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.2 MB) |
| 2000 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (2.4 MB) |
| 2000 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (739 KB) |
| 2000 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (1.3 MB) |
| 2000 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (618 KB) |
| 1999 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (1.7 MB) |
| 1999 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (743 KB) |
| 1999 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (1.9 MB) |
| 1999 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (600 KB) |
| 1999 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (638 KB) |
| 1999 | Storm Report - July 14-15, 1999 Opens a New Window. | HTML (600 KB) |
| 1998 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (665 KB) |
| 1998 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.5 MB) |
| 1998 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (1.2 MB) |
| 1998 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (744 KB) |
| 1998 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (464 KB) |
| 1997 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (1.1 MB) |
| 1997 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (2.0 MB) |
| 1997 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (533 KB) |
| 1997 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data 1.3 MB() |
| 1997 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (6.7 MB) |
| 1997 | Report on Hurricane Nora in Maricopa County (September 97) Opens a New Window. | HTML (130 KB) |
| 1997 | Report on Hurricane Nora in Maricopa County (September 97) Opens a New Window. | (1.2 MB) |
| 1996 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (3.5 MB) |
| 1996 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (1.5 MB) |
| 1996 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (1.1 MB) |
| 1996 | Annual Hydrologic Data Report, Volume III Opens a New Window. | Weather Sensor Statistics (538 KB) |
| 1995 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation and Weather Data (2.9 MB) |
| 1995 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation and Weather Data (1.4 MB) |
| 1995 | Annual Hydrologic Data Report, Volume II Opens a New Window. | Surface Water Data (1.1 MB) |
| 1994 | Annual Hydrologic Data Report Volume II Opens a New Window. | Surface-water data for Water-Year (4.3 MB) |
| 1994 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (1.1 MB) |
| 1994 | Storm Report : October 6, 1993 Opens a New Window. | (1.3 MB) |
| 1993 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (1.2 MB) |
| 1993 | Storm Report - January 1993 Opens a New Window. | (4.1 MB) |
| 1992 | Annual Hydrologic Data Report, Volume I Opens a New Window. | Precipitation Data (7.7 MB) |
| 1992 | Storm Report - July 23-24, 1992 Opens a New Window. | (3.8 MB) |
| 1990 | Mini-Report on the Storms of August and September 1990 Opens a New Window. | (8 KB) |
| 1989 | Flood Report: October 14, 1988 Opens a New Window. | (1.4 MB) |