Hidden Lake, North Cascades National Park, Washington - WA145 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 : WA145.CRN Measurement file name : WA145.RWL Date checked : 22JUN18 Checked by : B. Bauer Beginning year : 1346 Ending year : 2011 Principal investigators: Kailey Marcinkowski David L. Peterson Site name : Hidden Lake Site location : Washington Species information : TSME MOUNTAIN HEMLOCK Latitude : 4830 Longitude : -12113 Elevation : 1769M Series intercorrelation: 0.527 Avg mean sensitivity : 0.302 Avg standard deviation : 0.234 Avg autocorrelation : 0.678 Number dated series : 17 Segment length tested : 50 Number problem segments: 17 Pct problem segments : 6.61 PART 5: CORRELATION OF SERIES BY SEGMENTS: Hidden Lake 14:37 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 HL14a 1741 2011 .37 .42 .61 .76 .77 .61 .47 .24A 2 HL20b 1628 2011 .51 .72 .76 .74 .56 .40 .49 .58 .42 .46 .42 .62 3 HL21a 1728 2011 .48 .46 .59 .69 .72 .85 .65 .66 4 HL10a 1641 2011 .42 .48 .60 .68 .60 .33 .47 .67 .61 .45 .51 .38 5 HL11b 1729 2011 .61 .73 .58 .38 .36B .67 .68 .53 6 HL12b 1685 2011 .72 .71 .55 .64 .70 .72 .72 .68 .65 .55 7 HL04b 1767 2011 .63 .71 .76 .67 .41 .19A .34 8 HL01a 1520 2011 .33 .34 .36 .55 .50 .45 .59 .51 .56 .57 .44 .55 .58 .55 .65 .60 .69 9 HL07b 1685 2011 .29A .40 .42 .40 .54 .64 .62 .41 .37 .44 10 HL18b 1514 2011 .18A .19B .31A .59 .56 .50 .58 .60 .54 .40 .56 .54 .61 .64 .50 .46 .43 11 HL13a 1660 2011 .60 .80 .66 .64 .66 .54 .60 .60 .53 .56 .45 12 HL16b 1630 2011 .57 .54 .45 .51 .57 .56 .54 .61 .62 .56 .61 .43 13 HL02b 1706 2011 .39 .53 .63 .59 .67 .69 .50 .55 .77 14 HL09b 1638 2011 .45 .52 .51 .47 .63 .52 .35 .59 .70 .61 .49 .60 15 HL08b 1603 2011 .53 .55 .50 .60 .72 .47 .35 .43 .71 .71 .30A .33A .53 16 HL17b 1441 2011 .20A .24A .35 .33 .45 .30A .43 .47 .37 .40 .59 .60 .68 .79 .68 .74 .70 .61 .58 .37 17 HL06 1346 2011 .20B .24A .42 .29A .27A .42 .46 .43 .41 .44 .49 .63 .68 .44 .40 .50 .48 .58 .50 .60 Av segment correlation .20 .24 .38 .28 .31 .35 .51 .50 .47 .54 .57 .58 .55 .53 .55 .64 .62 .55 .51 .51 PART 5: CORRELATION OF SERIES BY SEGMENTS: Hidden Lake 14:37 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 HL14a 1741 2011 .35 .51 .34 2 HL20b 1628 2011 .75 .57 .51 3 HL21a 1728 2011 .71 .70 .69 4 HL10a 1641 2011 .51 .58 .52 5 HL11b 1729 2011 .56 .43 .46 6 HL12b 1685 2011 .56 .60 .62 7 HL04b 1767 2011 .54 .59 .49 8 HL01a 1520 2011 .79 .61 .50 9 HL07b 1685 2011 .53 .62 .61 10 HL18b 1514 2011 .46 .59 .61 11 HL13a 1660 2011 .42 .51 .46 12 HL16b 1630 2011 .42 .65 .72 13 HL02b 1706 2011 .76 .75 .69 14 HL09b 1638 2011 .73 .63 .65 15 HL08b 1603 2011 .52 .56 .54 16 HL17b 1441 2011 .38 .37 .28A 17 HL06 1346 2011 .69 .51 .62 Av segment correlation .57 .58 .55 PART 7: DESCRIPTIVE STATISTICS: Hidden Lake 14:37 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 HL14a 1741 2011 271 11 1 .509 .77 1.71 .273 .663 .233 2.74 .421 -.020 1 2 HL20b 1628 2011 384 15 0 .548 .60 1.36 .258 .668 .285 2.46 .231 -.019 1 3 HL21a 1728 2011 284 11 0 .641 .85 1.73 .285 .592 .257 2.38 .204 -.017 3 4 HL10a 1641 2011 371 15 0 .525 .61 1.47 .245 .740 .244 2.53 .261 -.019 1 5 HL11b 1729 2011 283 11 1 .535 .63 1.53 .235 .714 .228 2.58 .298 -.019 1 6 HL12b 1685 2011 327 13 0 .640 .85 1.83 .274 .603 .240 2.65 .442 -.028 1 7 HL04b 1767 2011 245 10 1 .513 .71 1.60 .254 .569 .274 2.71 .326 .017 1 8 HL01a 1520 2011 492 20 0 .531 .49 1.58 .346 .872 .313 2.65 .269 -.028 1 9 HL07b 1685 2011 327 13 1 .499 .57 1.34 .223 .573 .324 2.44 .315 -.026 1 10 HL18b 1514 2011 498 20 3 .486 .41 1.59 .187 .656 .295 2.67 .304 -.024 1 11 HL13a 1660 2011 352 14 0 .557 .51 1.56 .281 .774 .318 2.58 .294 .002 1 12 HL16b 1630 2011 382 15 0 .549 .44 1.64 .280 .736 .426 2.62 .344 -.024 1 13 HL02b 1706 2011 306 12 0 .617 .57 1.29 .200 .474 .289 2.41 .226 -.012 1 14 HL09b 1638 2011 374 15 0 .572 .46 1.38 .253 .734 .335 2.54 .350 -.034 1 15 HL08b 1603 2011 409 16 2 .500 .35 1.04 .173 .711 .341 2.54 .287 .003 1 16 HL17b 1441 2011 571 23 4 .447 .34 .99 .151 .649 .281 2.55 .328 -.028 1 17 HL06 1346 2011 666 23 4 .439 .33 1.19 .170 .661 .353 2.64 .245 -.015 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 6542 257 17 .527 .52 1.83 .234 .678 .302 2.74 .299 -.018