Driftless Oaks Blackstone Ranch, Wisconsin - WI020 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 : WI020.CRN Measurement file name : WI020.RWL Date checked : 09AUG21 Checked by : B. Bauer Beginning year : 1855 Ending year : 2000 Principal investigators: E. Larson S. Allen C. Underwood Site name : Driftless Oaks Blackstone Ranch Site location : Wisconsin Species information : QUSP OAK Latitude : 4249 Longitude : -09015 Elevation : 278M Series intercorrelation: 0.647 Avg mean sensitivity : 0.271 Avg standard deviation : 0.919 Avg autocorrelation : 0.523 Number dated series : 25 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Blackstone Ranch 16:44 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 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 BSR001A 1898 1968 .57 .58 .70 2 BSR002A 1899 2000 .63 .61 .78 .80 3 BSR003A 1899 1998 .54 .52 .77 .79 4 BSR003B 1870 1986 .71 .72 .70 .69 .70 5 BSR004A 1862 1993 .47 .68 .66 .67 .72 6 BSR004B 1878 1980 .70 .59 .61 .61 7 BSR005A 1885 1983 .53 .50 .56 .61 8 BSR005B 1873 1977 .67 .67 .60 .64 .64 9 BSR006A 1881 1940 .71 .68 10 BSR006B 1882 1977 .77 .69 .61 .60 11 BSR007B 1877 1975 .63 .70 .68 .67 12 BSR008A 1896 1964 .61 .66 .64 13 BSR009A 1900 1976 .73 .86 .85 14 BSR009B 1890 1973 .66 .72 .71 15 BSR010A 1917 1972 .74 .74 16 BSR010B 1902 1968 .75 .65 17 BSR011A 1912 1977 .75 .76 .74 18 BSR011B 1902 1977 .75 .79 .78 19 BSR012A 1866 1985 .73 .83 .76 .59 .51 20 BSR012B 1869 1977 .40 .56 .85 .68 .65 21 BSR013B 1887 1984 .51 .56 .71 .79 22 BSR014A 1856 1984 .75 .65 .67 .64 .65 23 BSR014B 1855 1985 .75 .67 .67 .67 .70 24 BSR015A 1871 1989 .35 .37 .50 .56 .39 25 BSR015B 1909 1990 .56 .71 .64 Av segment correlation .60 .63 .66 .68 .68 PART 7: DESCRIPTIVE STATISTICS: Blackstone Ranch 16:44 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 BSR001A 1898 1968 71 3 0 .591 5.09 7.65 1.387 .337 .274 2.49 .487 .007 2 2 BSR002A 1899 2000 102 4 0 .725 1.91 3.19 .444 .488 .190 2.71 .400 -.043 1 3 BSR003A 1899 1998 100 4 0 .668 1.95 3.26 .427 .392 .185 2.70 .418 -.029 1 4 BSR003B 1870 1986 117 5 0 .720 1.95 4.97 .681 .652 .231 2.72 .571 -.114 1 5 BSR004A 1862 1993 132 5 0 .618 2.23 4.36 .759 .446 .266 2.61 .474 -.048 1 6 BSR004B 1878 1980 103 4 0 .665 2.76 5.12 .916 .470 .275 2.57 .498 -.048 2 7 BSR005A 1885 1983 99 4 0 .567 2.67 5.86 1.053 .635 .265 2.65 .481 -.021 1 8 BSR005B 1873 1977 105 5 0 .634 1.94 4.15 .772 .376 .337 2.64 .470 -.015 1 9 BSR006A 1881 1940 60 2 0 .700 2.32 4.00 .793 .525 .271 2.60 .557 -.001 1 10 BSR006B 1882 1977 96 4 0 .691 2.14 3.53 .561 .361 .239 2.56 .548 -.018 1 11 BSR007B 1877 1975 99 4 0 .650 2.30 5.22 .996 .635 .305 2.87 .505 .009 1 12 BSR008A 1896 1964 69 3 0 .578 3.21 8.06 1.514 .750 .265 2.70 .554 .052 1 13 BSR009A 1900 1976 77 3 0 .766 2.52 5.88 .908 .331 .356 2.64 .480 -.023 1 14 BSR009B 1890 1973 84 3 0 .680 2.12 3.47 .652 .448 .271 2.65 .585 .023 2 15 BSR010A 1917 1972 56 2 0 .691 2.98 4.55 .840 .453 .256 2.56 .642 .033 1 16 BSR010B 1902 1968 67 2 0 .648 2.52 5.57 .931 .568 .274 2.72 .659 .010 1 17 BSR011A 1912 1977 66 3 0 .734 2.76 4.45 .690 .395 .235 2.58 .564 .019 1 18 BSR011B 1902 1977 76 3 0 .745 2.61 4.70 .776 .510 .242 2.75 .517 .032 1 19 BSR012A 1866 1985 120 5 0 .618 2.50 5.55 .923 .506 .300 2.73 .432 -.011 1 20 BSR012B 1869 1977 109 5 0 .534 2.17 4.68 .706 .289 .292 2.92 .508 .007 1 21 BSR013B 1887 1984 98 4 0 .656 2.53 6.28 1.199 .677 .292 2.67 .419 -.005 1 22 BSR014A 1856 1984 129 5 0 .704 2.23 9.06 1.370 .745 .273 2.57 .441 .019 1 23 BSR014B 1855 1985 131 5 0 .713 2.31 6.77 1.153 .761 .260 2.75 .492 .048 1 24 BSR015A 1871 1989 119 5 0 .400 2.74 7.43 1.158 .605 .288 2.72 .424 .011 1 25 BSR015B 1909 1990 82 3 0 .584 2.94 7.64 1.416 .492 .351 2.89 .637 -.071 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2367 95 0 .647 2.47 9.06 .919 .523 .271 2.92 .500 -.010