Driftless Oaks Schindler, Wisconsin - WI052 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 : WI052.CRN Measurement file name : WI052.RWL Date checked : 11AUG21 Checked by : B. Bauer Beginning year : 1864 Ending year : 2014 Principal investigators: E. Larson S. Allen C. Underwood Site name : Driftless Oaks Schindler Site location : Wisconsin Species information : QUMA BURR OAK Latitude : 4253 Longitude : -09043 Elevation : 282M Series intercorrelation: 0.673 Avg mean sensitivity : 0.232 Avg standard deviation : 0.947 Avg autocorrelation : 0.626 Number dated series : 20 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Schindler 10:33 Wed 11 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 1875 1900 1925 1950 1975 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 SCH001A 1938 2014 .83 .81 .70 2 SCH001B 1916 2014 .70 .78 .77 .69 3 SCH002A 1914 2014 .78 .83 .75 .56 4 SCH002B 1914 2014 .81 .84 .80 .64 5 SCH003A 1906 2014 .63 .65 .58 .52 6 SCH003B 1928 2014 .76 .63 .37 7 SCH004A 1935 2014 .59 .67 .68 8 SCH004B 1932 2014 .58 .57 .45 9 SCH005A 1901 2014 .72 .76 .65 .60 10 SCH005B 1915 2014 .80 .82 .70 .55 11 SCH006A 1924 2014 .76 .75 .66 .62 12 SCH006B 1927 2014 .76 .71 .65 13 SCH007A 1917 2014 .76 .77 .72 .77 14 SCH007B 1919 2014 .72 .71 .67 .69 15 SCH008A 1908 2014 .76 .79 .72 .72 16 SCH008B 1864 2014 .50 .72 .80 .78 .78 17 SCH009A 1882 2014 .48 .76 .76 .71 .50 18 SCH009B 1877 2014 .58 .85 .83 .70 .66 19 SCH010A 1921 2014 .73 .73 .62 .58 20 SCH010B 1908 2014 .55 .73 .53 .42 Av segment correlation .52 .74 .75 .69 .61 PART 7: DESCRIPTIVE STATISTICS: Schindler 10:33 Wed 11 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 SCH001A 1938 2014 77 3 0 .768 2.94 6.14 1.449 .845 .230 2.60 .408 -.050 1 2 SCH001B 1916 2014 99 4 0 .696 3.08 6.10 1.297 .783 .213 2.71 .504 -.038 1 3 SCH002A 1914 2014 101 4 0 .696 3.15 6.90 1.232 .697 .222 2.48 .351 .030 1 4 SCH002B 1914 2014 101 4 0 .747 2.97 6.71 1.075 .672 .219 2.48 .345 .016 1 5 SCH003A 1906 2014 109 4 0 .601 2.13 6.36 1.133 .826 .222 2.76 .507 .018 1 6 SCH003B 1928 2014 87 3 0 .616 2.88 4.77 .740 .321 .230 2.54 .446 .013 2 7 SCH004A 1935 2014 80 3 0 .644 3.24 6.99 1.359 .760 .250 2.74 .541 -.038 1 8 SCH004B 1932 2014 83 3 0 .522 3.56 6.69 1.123 .467 .250 2.63 .584 .025 1 9 SCH005A 1901 2014 114 4 0 .689 2.50 5.42 .882 .618 .228 2.58 .421 .009 2 10 SCH005B 1915 2014 100 4 0 .711 2.53 4.94 .905 .684 .217 2.45 .323 -.023 1 11 SCH006A 1924 2014 91 4 0 .708 3.39 6.94 .878 .415 .204 2.95 .497 .073 1 12 SCH006B 1927 2014 88 3 0 .710 3.46 6.60 .921 .471 .199 2.67 .515 .119 1 13 SCH007A 1917 2014 98 4 0 .756 2.02 3.94 .579 .562 .196 2.65 .484 .007 1 14 SCH007B 1919 2014 96 4 0 .678 2.55 8.45 .966 .468 .227 2.65 .441 .017 1 15 SCH008A 1908 2014 107 4 0 .720 2.10 4.47 .631 .342 .262 2.70 .466 .046 1 16 SCH008B 1864 2014 151 5 0 .700 1.59 4.45 .580 .583 .242 2.92 .501 .001 1 17 SCH009A 1882 2014 133 5 0 .565 1.51 4.83 .790 .723 .274 2.66 .438 -.007 1 18 SCH009B 1877 2014 138 5 0 .707 1.53 3.43 .690 .724 .277 2.83 .447 -.011 1 19 SCH010A 1921 2014 94 4 0 .692 3.18 6.03 1.189 .742 .213 2.45 .431 -.055 1 20 SCH010B 1908 2014 107 4 0 .554 2.44 4.83 1.060 .735 .228 2.55 .398 -.070 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2054 78 0 .673 2.54 8.45 .947 .626 .232 2.95 .451 .004