South Cascade Glacier, Mt. Baker-Snoqualmie National Forest, Washington - WA147 Additional Site Information Kailey Marcinkowski, David L. Peterson Measurement type: Total ring width References: Marcinkowski, Kailey W. and Peterson, David L. 2015. A 350-year Reconstruction of the Response of South Cascade Glacier to Interannual and Interdecadal Climatic Variability. Northwest Science, Vol. 89, issue 1, pp. 14-33, https://www.fs.fed.us/pnw/pubs/journals/pnw_2015_marcinkowski.pdf Marcinkowski, Kailey; Peterson, David L.; Ettl, Gregory J. 2015. Nonstationary temporal response of mountain hemlock growth to climatic variability in the North Cascade Range, Washington, USA. Canadian Journal of Forest Resources, Vol. 45, pp. 676-699. doi: 10.1139/cjfr-2014-0231 Funding Sources: U.S. Geological Survey Global Change Research Program and the University of Washington School of Environmental and Forest Sciences. Contribution of the Western Mountain Initiative COFECHA output: Chronology file name : WA147.CRN Measurement file name : WA147.RWL Date checked : 22JUN18 Checked by : B. Bauer Beginning year : 1392 Ending year : 2011 Principal investigators: Kailey Marcinkowski David L. Peterson Site name : South Cascade Glacier Site location : Washington Species information : TSME MOUNTAIN HEMLOCK Latitude : 4822 Longitude : -12105 Elevation : 1613M Series intercorrelation: 0.541 Avg mean sensitivity : 0.251 Avg standard deviation : 0.304 Avg autocorrelation : 0.731 Number dated series : 17 Segment length tested : 50 Number problem segments: 12 Pct problem segments : 4.80 PART 5: CORRELATION OF SERIES BY SEGMENTS: South Cascade Glacier 14:38 Fri 22 Jun 2018 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 1425 1450 1475 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1474 1499 1524 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 SCG12b 1848 2011 .46 .44 .61 .66 2 SCG10b 1834 2011 .71 .57 .43 .41 3 SCG03a 1722 2011 .32A .33 .61 .73 .76 .68 .59 .63 .49 4 SCG04b 1782 2011 .63 .56 .49 .60 .69 .55 5 SCG05a 1740 2011 .61 .64 .77 .67 .61 .65 .75 .68 6 SCG01b 1722 2011 .48 .50 .44 .45 .59 .50 .62 .67 .40 7 SCG08a 1548 2011 .43 .42 .62 .73 .37 .42 .54 .62 .57 .58 .36 .40 .63 .71 .76 .53 8 SCG07b 1590 2011 .56 .76 .46 .34 .26A .38 .45 .41 .46 .59 .68 .68 .73 .67 9 SCG13b 1666 2011 .56 .42 .55 .37 .37 .32A .44 .58 .59 .60 .39 10 SCG09b 1620 2011 .36 .54 .42 .54 .28A .52 .64 .34 .43 .62 .56 .53 .43 11 SCG20 1701 2011 .58 .69 .59 .45 .51 .54 .35 .27A .43 12 SCG15a 1493 2011 .33 .33 .18A .24A .63 .57 .48 .56 .67 .67 .44 .53 .60 .68 .56 .56 .55 .41 13 SCG14a 1436 2011 .45 .40 .63 .80 .51 .42 .78 .76 .56 .64 .62 .51 .60 .55 .54 .68 .56 .48 .57 .67 14 SCG19b 1663 2011 .57 .65 .43 .36 .57 .64 .66 .61 .64 .64 .43 15 SCG18b 1613 2011 .28A .40 .51 .47 .48 .38 .47 .77 .82 .54 .42 .53 .38 16 SCG11b 1392 2011 .45 .36 .52 .50 .31A .53 .72 .86 .61 .38 .58 .67 .46 .66 .76 .67 .63 .59 .67 .59 17 SCG16a 1593 2011 .66 .67 .55 .48 .40 .28A .69 .68 .50 .51 .46 .29A .38 .44 Av segment correlation .45 .38 .49 .54 .36 .40 .66 .63 .50 .49 .51 .48 .50 .55 .55 .60 .58 .55 .59 .50 PART 5: CORRELATION OF SERIES BY SEGMENTS: South Cascade Glacier 14:38 Fri 22 Jun 2018 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- 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 1925 1950 1975 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 SCG12b 1848 2011 .52 .59 .64 2 SCG10b 1834 2011 .60 .59 .65 3 SCG03a 1722 2011 .61 .66 .67 4 SCG04b 1782 2011 .59 .66 .58 5 SCG05a 1740 2011 .58 .69 .73 6 SCG01b 1722 2011 .53 .70 .65 7 SCG08a 1548 2011 .44 .63 .76 8 SCG07b 1590 2011 .40 .41 .39 9 SCG13b 1666 2011 .45 .67 .76 10 SCG09b 1620 2011 .30A .41 .48 11 SCG20 1701 2011 .52 .62 .65 12 SCG15a 1493 2011 .45 .47 .45 13 SCG14a 1436 2011 .60 .67 .75 14 SCG19b 1663 2011 .49 .58 .65 15 SCG18b 1613 2011 .58 .63 .64 16 SCG11b 1392 2011 .72 .65 .59 17 SCG16a 1593 2011 .47 .69 .74 Av segment correlation .52 .61 .63 PART 7: DESCRIPTIVE STATISTICS: South Cascade Glacier 14:38 Fri 22 Jun 2018 Page 11 ----------------------------------------------------------------------------------------------------------------------------------- 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 SCG12b 1848 2011 164 7 0 .536 1.14 2.32 .384 .466 .286 2.44 .293 .010 4 2 SCG10b 1834 2011 178 7 0 .588 .96 2.64 .366 .668 .237 2.68 .338 -.028 1 3 SCG03a 1722 2011 290 12 1 .611 .92 2.10 .423 .787 .246 2.74 .372 -.001 1 4 SCG04b 1782 2011 230 9 0 .585 1.02 2.85 .381 .598 .241 2.73 .365 -.038 1 5 SCG05a 1740 2011 272 11 0 .665 1.08 2.33 .353 .644 .210 2.60 .336 -.052 1 6 SCG01b 1722 2011 290 12 0 .534 .92 3.05 .374 .700 .243 2.49 .255 -.027 4 7 SCG08a 1548 2011 464 19 0 .569 .67 2.62 .386 .872 .245 2.45 .255 -.048 2 8 SCG07b 1590 2011 422 17 1 .510 .71 1.57 .256 .635 .253 2.44 .257 -.032 1 9 SCG13b 1666 2011 346 14 1 .514 .89 2.22 .298 .711 .185 2.51 .253 -.012 1 10 SCG09b 1620 2011 392 16 2 .449 .61 2.10 .266 .799 .228 2.43 .250 -.035 1 11 SCG20 1701 2011 311 12 1 .513 .63 1.59 .297 .736 .279 2.50 .256 -.036 3 12 SCG15a 1493 2011 519 21 2 .457 .61 2.16 .312 .857 .227 2.65 .330 -.011 7 13 SCG14a 1436 2011 576 23 0 .602 .46 1.30 .221 .724 .302 2.43 .236 -.012 1 14 SCG19b 1663 2011 349 14 0 .577 .64 1.53 .216 .523 .247 2.41 .255 -.031 5 15 SCG18b 1613 2011 399 16 1 .486 .74 1.83 .304 .771 .219 2.37 .232 -.018 1 16 SCG11b 1392 2011 620 23 1 .565 .68 1.49 .304 .789 .264 2.40 .226 .002 1 17 SCG16a 1593 2011 419 17 2 .520 .34 1.41 .217 .772 .316 2.42 .271 -.021 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 6241 250 12 .541 .71 3.05 .304 .731 .251 2.74 .272 -.022