Here you can find downloadable reports and publications from the Flood Warning Branch. A "Water Year" runs from October 1 through September 30. For example, Water Year 2006 began on 10/1/2005 and ended on 9/30/2006. Questions regarding these reports or the data contained within should be directed to the Flood Warning Branch Manager.
| Title |
Description |
File Size |
| Water Year 2012 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2012 (PDF) |
3.2 MB |
| Water Year 2012 - Annual Hydrologic Data Report, Volume II |
Streamflow & Impoundment Data for Water Year 2012 (PDF) |
11.7 MB |
| Water Year 2012 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2012 (PDF) |
3.0 MB |
| Water Year 2012 - Meteorological Services Program Verification Report |
Verification of weather forecasts produced during Monsoon 2012 (PDF) |
3.3 MB |
| Water Year 2012 - Storm Report : Storm of July 31, 2012 (Revised 09/12/2012) |
Report on the Anthem / Deadman Wash storm (PDF) |
1.8 MB |
| Water Year 2012 - Storm Report : Storm of July 31, 2012 (Original 08/10/2012) |
Report on the Anthem / Deadman Wash storm (PDF) |
1.8 MB |
| Water Year 2011 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2011 (PDF) |
3.2 MB |
| Water Year 2011 - Annual Hydrologic Data Report, Volume II |
Streamflow & Impoundment Data for Water Year 2011 (PDF) |
9.1 MB |
| Water Year 2011 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2011 (PDF) |
2.9 MB |
| Water Year 2010 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2010 (PDF) |
2.2 MB |
| Water Year 2010 - Annual Hydrologic Data Report, Volume II |
Streamflow Data for Water Year 2010 (PDF) |
7.8 MB |
| Water Year 2010 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2010 (PDF) |
1.3 MB |
| Water Year 2010 - Storm Report : Jan. Storms of 2010 in Central AZ (Revised 11/05/10) |
Report on the January 19th & 21st storms (PDF) |
2.2 MB |
| Water Year 2010 - Storm Report : Jan. Storms of 2010 in Central AZ (Revised 08/10/10) |
Report on the January 19th & 21st storms (PDF) |
2.2 MB |
| Water Year 2010 - Storm Report : Jan. Storms of 2010 in Central AZ (Original 04/26/10) |
Report on the January 19th & 21st storms (PDF) |
2.2 MB |
| Water Year 2009 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2009 (PDF) |
1.5 MB |
| Water Year 2009 - Annual Hydrologic Data Report, Volume II |
Streamflow Data for Water Year 2009 (PDF) |
3.6 MB |
| Water Year 2009 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2009 (PDF) |
1.5 MB |
| Water Year 2008 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2008 (PDF) |
2.1 MB |
| Water Year 2008 - Annual Hydrologic Data Report, Volume II |
Streamflow Data for Water Year 2008 (PDF) |
4.1 MB |
| Water Year 2008 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2008 (PDF) |
1.7 MB |
| Water Year 2008 - Storm Report : July Storms of 2008 in Central Arizona |
Report on the July 10th & 13th storms (PDF) |
4.4 MB |
| Water Year 2008 - Storm Report : January 27, 2008 |
Report on the storm of 01/27/2008 (PDF) |
693 KB |
| Water Year 2008 - Storm Report : Nov. 30 - Dec. 1, 2007 |
Report on the late November 2007 storm (PDF) |
1.4 MB |
| Water Year 2007 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2007 (PDF) |
2.2 MB |
| Water Year 2007 - Annual Hydrologic Data Report, Volume II |
Streamflow Data for Water Year 2007 (PDF) |
3.8 MB |
| Water Year 2007 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2007 (PDF) |
1.6 MB |
| Water Year 2007 - Storm Report : July 31, 2007 (Revised 9/18/2007) |
Report on severe storms in NE Maricopa County on 7/31/07, (PDF) |
0.8 MB |
| Water Year 2007 - Storm Report : July 31, 2007 (Original 9/08/2007) |
Report on severe storms in NE Maricopa County on 7/31/07, (PDF) |
0.8 MB |
| Water Year 2007 - Storm Report : July 26, 2007 |
Report on severe thunderstorm in the vicinity of PIR on 7/26/07, (PDF) |
3.8 MB |
| Water Year 2006 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2006 (PDF) |
2.0 MB |
| Water Year 2006 - Annual Hydrologic Data Report, Volume II |
Streamflow Data for Water Year 2006, (PDF) |
1.9 MB |
| Water Year 2006 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2006 (PDF) |
1.5 MB |
| Water Year 2005 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2005 (PDF) |
793 KB |
| Water Year 2005 - Annual Hydrologic Data Report, Volume II |
Streamflow data for Water Year 2005 (PDF) |
2.6 MB |
| Water Year 2005 - Annual Hydrologic Data Report, Volume II |
Streamflow data for Water Year 2005 in HTML format |
7.55 MB |
| Water Year 2005 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2005 (PDF) |
760 KB |
| Water Year 2005 - Storm Report : February 2005 |
Meteorology, Precipitation, Runoff and Damages due to flooding in Feb. 2005, in PDF Format |
804 KB |
| Water Year 2004 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2004 (PDF) |
790 KB |
| Water Year 2004 - Annual Hydrologic Data Report, Volume II |
Surface Water data for Water Year 2004 (PDF) |
2.4 MB |
| Water Year 2004 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2004 (PDF) |
757 KB |
| Water Year 2003 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2003 (PDF) |
319 KB |
| Water Year 2003 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 2003 in Word 97/2000/XP format |
4.75 MB |
| Water Year 2003 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2003 (PDF) |
606 KB |
| Water Year 2003 - Late Monsoon Storms of 2003 in the Upper Trilby Wash Watershed |
HTML Format |
38 KB |
| Water Year 2003 - Storm Report - Feb. 12-15, 2003 |
Adobe PDF Format |
2.9 MB |
| Water Year 2003 - Storm Report : Feb. 12-15, 2003 |
Word 97/2000/XP Format |
2.8 MB |
| Water Year 2002 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2002 in Word 97/2000/XP format |
3.1 MB |
| Water Year 2002 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2002 (PDF) |
924 KB |
| Water Year 2002 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 2002 (PDF) |
1.5 MB |
| Water Year 2002 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 2002 in Word 97/2000/XP format |
4.5 MB |
| Water Year 2002 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2002 in Word 97/2000/XP format |
4.1 MB |
| Water Year 2001 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2001 (PDF) |
3.3 MB |
| Water Year 2001 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2001 in Word 97/2000/XP format |
2.8 MB |
| Water Year 2001 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 2001 (PDF) |
1.0 MB |
| Water Year 2001 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 2001 in Word 97/2000/XP format |
3.2 MB |
| Water Year 2001 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2001 (PDF) |
701 KB |
| Water Year 2001 - Storm Report - August and October Storms of 2000 |
Brings up a format selection menu |
Varies |
| Water Year 2000 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2000 (PDF) |
3.2 MB |
|
Water Year 2000 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 2000 in Word 97/2000/XP format |
2.4 MB |
| Water Year 2000 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 2000 (PDF) |
739 KB |
| Water Year 2000 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 2000 in Word 97/2000/XP format |
1.3 MB |
| Water Year 2000 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 2000 (PDF) |
618 KB |
| Water Year 1999 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1999 in Word 97/2000/XP format |
1.7 MB |
| Water Year 1999 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1999 (PDF) |
743 KB |
| Water Year 1999 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1999 in Word 97/2000/XP format |
1.9 MB |
| Water Year 1999 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1999 (PDF) |
600 KB |
| Water Year 1999 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 1999 (PDF) |
638 KB |
| Water Year 1999 - Storm Report - July 14-15, 1999 |
HTML (Web Browser) Format |
600 KB |
| Water Year 1998 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1998 (PDF) |
665 KB |
| Water Year 1998 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1998 in Word 97/2000/XP format |
3.5 MB |
| Water Year 1998 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1998 in Word 97/2000/XP |
1.2 MB |
| Water Year 1998 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1998 (PDF) |
744 KB |
| Water Year 1998 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 1998 (PDF) |
464 KB |
| Water Year 1997 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1997 (PDF) |
1.1 MB |
| Water Year 1997 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1997 in Word 97/2000/XP format |
2.0 MB |
| Water Year 1997 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1997 (PDF) |
533 KB |
| Water Year 1997 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1997 in Word 97/2000/XP format |
1.3 MB |
| Water Year 1997 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 1997 in Word 97/2000/XP format |
6.7 MB |
| Water Year 1997 - Report on Hurricane Nora in Maricopa County (Sep 97) |
HTML format |
130 KB |
| Water Year 1997 - Report on Hurricane Nora in Maricopa County (Sep 97) |
Adobe PDF format |
1.2 MB |
| Water Year 1996 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1996 in Word 97/2000/XP format |
3.5 MB |
| Water Year 1996 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1996 (PDF) |
1.5 MB |
| Water Year 1996 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1996 in Word 97/2000/XP format |
1.1 MB |
| Water Year 1996 - Annual Hydrologic Data Report, Volume III |
Weather Sensor Statistics for Water Year 1996 in Word 97/2000/XP format |
538 KB |
| Water Year 1995 - Annual Hydrologic Data Report, Volume I |
Precipitation & Weather Data for Water Year 1995 in Word 97/2000/XP format |
2.9 MB |
| Water Year 1995 - Annual Hydrologic Data Report, Volume I |
Precipitation & Weather Data for Water Year 1995 (PDF) |
1.4 MB |
| Water Year 1995 - Annual Hydrologic Data Report, Volume II |
Surface Water Data for Water Year 1995 in Word 97/2000/XP format |
1.1 MB |
| Water Year 1994 - Annual Hydrologic Data Report Volume II - Surface Water |
Surface-water data for Water-Year 1994 (PDF) |
4.3 MB |
| Water Year 1994 - Annual Hydrologic Data Report, Volume I - Precipitation Data |
Precipitation Data for Water Year 1994 in Word 97/2000/XP format |
1.1 MB |
| Water Year 1994 - Storm Report : October 6, 1993 |
Scanned PDF file |
1.3 MB |
| Water Year 1993 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1993 in Word 97/2000/XP format |
1.2 MB |
| Water Year 1993 - Storm Report - January 1993 |
Scanned PDF file |
4.1 MB |
| Water Year 1992 - Annual Hydrologic Data Report, Volume I |
Precipitation Data for Water Year 1992 (PDF) |
7.7 MB |
| Water Year 1992 - Storm Report - July 23-24, 1992 |
Scanned PDF file |
3.8 MB |
| Water Year 1990 - Mini-Report on the Storms of August and September 1990 |
Adobe PDF file |
8 KB |
| Water Year 1989 - Flood Report: October 14, 1988 |
Scanned PDF file |
1.4 MB |
| General Resources - Guidelines for Developing a Comprehensive Flood Warning Program |
Adobe PDF format |
103 KB |
| General Resources - Interactive ALERT Products Catalog |
Adobe PDF format |
2.2 MB |
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