Swan Hills - Swan River PCGL, Alberta, Canada - CANA348 Additional information David Sauchyn Cores are stored at: Prairie Adaptation Research Collaborative University of Regina Regina, Saskatchewan, S4S 7H9 Canada. Inquire for availability. Reference: Scott St. George, S., D.M. Meko, M.-P. Girardin, G.M. MacDonald, E. Nielsen, G.T. Pederson, D.J. Sauchyn, J. C. Tardif, and E. Watson. 2009. The Tree-Ring Record of Drought on the Canadian Prairies. Journal of Climate, Vol. 22, pp. 689-710. DOI: 10.1175/2008JCLI2441.1 COFECHA output: Chronology file name : CANA348.CRN Measurement file name : CANA348.RWL Date checked : 23JAN13 Checked by : B. Bauer Beginning year : 1752 Ending year : 2004 Principal investigators: David Sauchyn Site name : Swan Hills - Swan River Site location : Canada Species information : PCGL WHITE SPRUCE Latitude : 5445 Longitude : -11537 Elevation : M Series intercorrelation: 0.566 Avg mean sensitivity : 0.158 Avg standard deviation : 0.618 Avg autocorrelation : 0.817 Number dated series : 12 Segment length tested : 50 Number problem segments: 6 Pct problem segments : 6.12 PART 5: CORRELATION OF SERIES BY SEGMENTS: Swann Hills - Swan River 11:47 Wed 23 Jan 2013 Page 5 ----------------------------------------------------------------------------------------------------------------------------------- Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under .3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 sr01b 1768 2004 .46 .38B .52 .65 .71 .68 .67 .66 .50 .48 2 sr03b 1752 2004 .31A .41 .50 .50 .58 .62 .53 .52 .68 .69 3 sr04b 1822 2004 .75 .75 .67 .61 .76 .81 .79 .80 4 sr04a 1796 2004 .50 .47 .57 .48 .55 .75 .76 .68 .71 5 sr05b 1753 2004 .32B .36 .54 .57 .55 .50 .50 .61 .57 .59 6 sr03a 1810 2004 .55 .52 .63 .65 .60 .61 .73 .73 7 sr01a 1782 2004 .44 .62 .76 .74 .58 .42 .50 .55 .60 8 sr02b 1825 2004 .32A .73 .59 .54 .65 .65 .66 9 sr02b 1766 1800 .54 10 sr05a 1794 2004 .43 .57 .61 .49 .41 .64 .65 .39 .25A 11 sr01c 1810 1999 .61 .72 .76 .66 .66 .71 .44 12 sr02a 1774 2004 .61 .62 .40B .60 .80 .70 .66 .54 .47 .49 Av segment correlation .45 .45 .55 .60 .65 .59 .61 .64 .59 .60 PART 7: DESCRIPTIVE STATISTICS: Swann Hills - Swan River 11:47 Wed 23 Jan 2013 Page 8 ----------------------------------------------------------------------------------------------------------------------------------- Corr //-------- Unfiltered --------\\ //---- Filtered -----\\ No. No. No. with Mean Max Std Auto Mean Max Std Auto AR Seq Series Interval Years Segmt Flags Master msmt msmt dev corr sens value dev corr () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 1 sr01b 1768 2004 237 10 1 .578 1.60 4.98 .867 .888 .165 2.77 .369 -.081 1 2 sr03b 1752 2004 253 10 1 .511 1.55 4.13 .496 .791 .155 2.70 .401 .007 1 3 sr04b 1822 2004 183 8 0 .728 2.05 3.58 .488 .635 .158 2.75 .408 -.039 2 4 sr04a 1796 2004 209 9 0 .597 1.73 3.91 .527 .787 .158 2.66 .406 .013 1 5 sr05b 1753 2004 252 10 1 .482 1.50 3.83 .770 .909 .167 2.81 .355 -.002 1 6 sr03a 1810 2004 195 8 0 .601 1.56 3.09 .457 .742 .166 2.71 .391 -.022 3 7 sr01a 1782 2004 223 9 0 .563 1.58 4.76 .657 .862 .152 2.68 .378 -.061 1 8 sr02b 1825 2004 180 7 1 .531 1.97 3.61 .638 .831 .149 2.49 .304 -.004 1 9 sr02b 1766 1800 35 1 0 .535 .80 1.58 .253 .723 .167 2.73 .643 .064 1 10 sr05a 1794 2004 211 9 1 .473 1.81 3.28 .561 .797 .147 2.74 .455 -.020 1 11 sr01c 1810 1999 190 7 0 .613 1.43 4.15 .548 .811 .161 2.65 .384 -.091 1 12 sr02a 1774 2004 231 10 1 .596 1.65 3.81 .765 .893 .152 2.55 .342 -.029 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2399 98 6 .566 1.65 4.98 .618 .817 .158 2.81 .385 -.028