Water Conditions in California
DWR Bulletin 120
Bulletin 120 is a publication issued four times a year, in the second week of
February, March, April, and May
by the California Department of Water Resources. It contains forecasts
of the volume of seasonal runoff from the state's major watersheds, and
summaries of precipitation, snowpack, reservoir storage, and runoff
in various regions of the State.
The complete Bulletin 120 is now available in PDF format starting
in 1999.
Bulletin 120 for February, 2008
Bulletin 120 for March, 2008
Bulletin 120 for April, 2008- contains minor errors in Feather and American Water Years, use the values posted here
Bulletin 120 for May, 2008
Bulletin 120 for February, 2007
Bulletin 120 for March, 2007
Bulletin 120 for April, 2007
Bulletin 120 for May, 2007
Bulletin 120 for February, 2006
Bulletin 120 for March, 2006
Bulletin 120 for April, 2006
Bulletin 120 for May, 2006
Bulletin 120 for February, 2005
Bulletin 120 for March, 2005
Bulletin 120 for April, 2005
Bulletin 120 for May, 2005
Bulletin 120 for February, 2004
Bulletin 120 for March, 2004
Bulletin 120 for April, 2004
Bulletin 120 for May, 2004
Bulletin 120 for February, 2003
Bulletin 120 for March, 2003
Bulletin 120 for April, 2003
Bulletin 120 for May, 2003
Bulletin 120 for February, 2002
Bulletin 120 for March, 2002
Bulletin 120 for April, 2002
Bulletin 120 for May, 2002
Bulletin 120 for February, 2001
Bulletin 120 for March, 2001
Bulletin 120 for April, 2001
Bulletin 120 for May, 2001
Bulletin 120 for February, 2000
Bulletin 120 for March, 2000
Bulletin 120 for April, 2000
Bulletin 120 for May, 2000
Bulletin 120 for February, 1999
Bulletin 120 for March, 1999
Bulletin 120 for April, 1999
Bulletin 120 for May, 1999
Regional Snow Pillow % Apr 1 Avg
Forecasts
Water Supply Conditions
Comparisons with previous years in this month.
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California Cooperative Snow Surveys
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