Snow Course Measurements for June 2007

Snow depth and water content are in inches. April 1 averages are based on measurements made during years 1951-2000. Courses are grouped by river basins, listed in north-south and high-low elevation order. Contact Dave Hart for more information.

Num         Name                 Elev.  Date     Depth  Water   Density  April 1 Average
                                                       Content
                              Yuba River Basin
 65 Castle Creek 5            7,400     31-MAY    3.6     1.7   47%      52.1     3%    
                                                Basin Average Pct. of April 1:   3%
                                                                     June 1:  14%

Summary of Snow Surveys

THIS SUMMARY MAY NOT MATCH THAT PUBLISHED IN BULLETIN 120 DUE TO CHANGES IN AVERAGES AND COURSE SELECTION. USE ONLY FOR COMPARISONS BETWEEN YEARS

Data are preliminary and subject to revision. This document is updated hourly during the data-collection period.