Driftless Oaks Claire, Wisconsin - WI024 Additional Site Information Evan Larson, Sara Allen, Chris Underwood Reference: Evan R. Larson, Sara A. Allen, Chris A. Underwood. 2020. The Driftless Oaks: A new network of tree-ring chronologies to improve regional perspectives of drought in the Upper Midwest, USA. Progress in Physical Geography, Vol. 45, Issue 3, pp. 375-406, June 2021. doi: 10.1177/0309133320960670 Keywords: Drought, Driftless Area, North American Drought Atlas, Dendrochronology, crop yield, Iowa, Wisconsin Funding Sources: University of Wisconsin Water Resources Institute, University of Wisconsin - Platteville Pioneer Academic Center for Community Engangement WR13R003 COFECHA output: Chronology file name : WI024.CRN Measurement file name : WI024.RWL Date checked : 09AUG21 Checked by : B. Bauer Beginning year : 1860 Ending year : 2014 Principal investigators: E. Larson S. Allen C. Underwood Site name : Driftless Oaks Claire Site location : Wisconsin Species information : QUMA BURR OAK Latitude : 4241 Longitude : -09030 Elevation : 267M Series intercorrelation: 0.605 Avg mean sensitivity : 0.235 Avg standard deviation : 0.752 Avg autocorrelation : 0.591 Number dated series : 18 Segment length tested : 50 Number problem segments: 2 Pct problem segments : 2.35 PART 5: CORRELATION OF SERIES BY SEGMENTS: Claire 16:49 Mon 09 Aug 2021 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 1850 1875 1900 1925 1950 1975 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 CLR002A 1916 2014 .51 .46 .62 .64 2 CLR002B 1906 2014 .61 .63 .56 .59 3 CLR003A 1878 2014 .71 .73 .71 .62 .57 4 CLR003B 1878 2014 .64 .74 .72 .67 .67 5 CLR004A 1864 2014 .74 .78 .73 .57 .50 .62 6 CLR004B 1861 2014 .72 .71 .80 .80 .76 .73 7 CLR005A 1947 2014 .62 .53 .44 8 CLR005B 1931 2014 .55 .43 .31A 9 CLR006A 1940 2014 .54 .57 .60 10 CLR006B 1923 2014 .57 .60 .55 .53 11 CLR007A 1933 2014 .66 .76 .64 12 CLR007B 1866 2014 .53 .53 .40 .48 .76 .64 13 CLR008A 1900 2014 .59 .50 .67 .65 14 CLR008B 1866 2014 .76 .81 .58 .49 .67 .65 15 CLR009A 1860 2005 .50 .52 .66 .55 .33 .31A 16 CLR009B 1874 2014 .62 .60 .60 .59 .51 .48 17 CLR010A 1875 2014 .82 .82 .75 .75 .71 18 CLR010B 1872 2014 .76 .74 .67 .59 .51 .35 Av segment correlation .66 .69 .65 .60 .60 .56 PART 7: DESCRIPTIVE STATISTICS: Claire 16:49 Mon 09 Aug 2021 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 CLR002A 1916 2014 99 4 0 .571 2.14 4.66 .822 .466 .297 2.85 .554 .037 1 2 CLR002B 1906 2014 109 4 0 .585 2.26 5.65 .913 .677 .225 2.78 .589 .036 1 3 CLR003A 1878 2014 137 5 0 .671 1.93 5.10 .740 .556 .231 2.72 .408 .006 1 4 CLR003B 1878 2014 137 5 0 .683 1.88 6.01 .881 .676 .229 2.58 .426 -.023 1 5 CLR004A 1864 2014 151 6 0 .623 1.37 4.00 .654 .674 .269 2.75 .427 -.041 2 6 CLR004B 1861 2014 154 6 0 .751 1.25 3.53 .563 .643 .257 2.89 .514 -.049 1 7 CLR005A 1947 2014 68 3 0 .497 2.93 7.05 1.132 .757 .194 2.83 .544 .018 1 8 CLR005B 1931 2014 84 3 1 .416 1.81 3.73 .511 .512 .203 2.83 .622 .007 1 9 CLR006A 1940 2014 75 3 0 .561 3.54 4.93 .604 .199 .180 2.66 .491 -.020 1 10 CLR006B 1923 2014 92 4 0 .576 3.21 5.08 .847 .510 .207 2.70 .567 .069 1 11 CLR007A 1933 2014 82 3 0 .634 2.41 4.95 1.040 .676 .270 2.76 .643 -.035 1 12 CLR007B 1866 2014 149 6 0 .515 1.38 7.83 1.048 .642 .287 2.91 .470 -.066 1 13 CLR008A 1900 2014 115 4 0 .611 2.65 7.41 .962 .431 .263 2.80 .545 -.098 1 14 CLR008B 1866 2014 149 6 0 .639 2.14 3.66 .594 .231 .284 2.60 .495 -.030 2 15 CLR009A 1860 2005 146 6 1 .484 1.29 5.27 .692 .786 .191 2.68 .443 -.092 1 16 CLR009B 1874 2014 141 6 0 .552 2.04 4.55 .685 .714 .201 2.63 .392 .000 2 17 CLR010A 1875 2014 140 5 0 .768 2.04 3.66 .607 .697 .191 2.64 .417 -.021 1 18 CLR010B 1872 2014 143 6 0 .590 1.29 3.58 .546 .628 .205 3.22 .444 .034 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2171 85 2 .605 1.96 7.83 .752 .591 .235 3.22 .486 -.019