Washita River, Custer County, Oklahoma - OK048 Additional Site Information Chad King, Zach Jones Notes: Washita River riparian forest structure COFECHA output: Chronology file name : OK048.CRN Measurement file name : OK048.RWL Date checked : 28JUL21 Checked by : B. Bauer Beginning year : 1870 Ending year : 2017 Principal investigators: Chad King Zach Jones Site name : Washita River Site location : Oklahoma Species information : QUMA BURR OAK Latitude : 3530 Longitude : -9903 Elevation : 466M Series intercorrelation: 0.572 Avg mean sensitivity : 0.247 Avg standard deviation : 1.081 Avg autocorrelation : 0.730 Number dated series : 20 Segment length tested : 50 Number problem segments: 2 Pct problem segments : 3.13 PART 5: CORRELATION OF SERIES BY SEGMENTS: Washita River 12:36 Wed 28 Jul 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 1900 1925 1950 1975 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 WBOT1J 1908 2017 .54 .58 .30A .35 2 WBOT2E 1925 2017 .52 .71 .72 3 WBO099 1933 2016 .62 .62 .56 4 WBOT2D 1963 2017 .42 .38 5 WBOT2B 1938 2017 .60 .64 .60 6 WBOT2C 1924 2016 .65 .64 .77 .77 7 WBOT1I 1924 2017 .62 .61 .74 .59 8 WBOT1D 1968 2017 .55 9 WBOT2F 1926 2017 .51 .70 .66 10 WBOT1C 1938 2017 .74 .79 .66 11 WBO098 1915 2016 .57 .67 .64 .66 12 WBOT2G 1922 2017 .75 .74 .81 .85 13 WBOT3A 1936 2016 .55 .73 .69 14 WBOT1A 1932 2017 .82 .75 .54 15 WBOT2J 1953 2017 .65 .62 16 WBOT3C 1941 2017 .46 .61 .59 17 WBOT1B 1926 2017 .54 .67 .61 18 WBOT1E 1909 2017 .57 .53 .52 .48 19 WBOT1F 1907 2017 .48 .49 .52 .51 20 WBOT2A 1870 2017 .41 .30A .42 .46 Av segment correlation .57 .58 .63 .59 PART 7: DESCRIPTIVE STATISTICS: Washita River 12:36 Wed 28 Jul 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 WBOT1J 1908 2017 110 4 1 .424 2.05 5.77 .940 .721 .241 2.74 .504 -.004 1 2 WBOT2E 1925 2017 93 3 0 .613 2.20 4.96 1.104 .741 .273 2.65 .531 -.055 1 3 WBO099 1933 2016 84 3 0 .576 3.14 6.07 1.082 .760 .207 2.44 .343 -.009 1 4 WBOT2D 1963 2017 55 2 0 .426 2.11 4.74 1.047 .714 .257 2.74 .505 .036 1 5 WBOT2B 1938 2017 80 3 0 .578 4.30 6.44 1.124 .408 .243 2.53 .457 .008 1 6 WBOT2C 1924 2016 93 4 0 .711 1.55 5.57 .802 .671 .295 2.84 .551 .011 2 7 WBOT1I 1924 2017 94 4 0 .601 3.31 5.53 1.005 .757 .171 2.60 .533 .025 2 8 WBOT1D 1968 2017 50 1 0 .553 1.39 6.95 1.098 .881 .273 2.67 .526 .056 3 9 WBOT2F 1926 2017 92 3 0 .594 3.40 7.24 1.308 .839 .181 2.67 .520 .015 1 10 WBOT1C 1938 2017 80 3 0 .648 3.11 6.44 1.200 .723 .238 2.66 .578 .032 2 11 WBO098 1915 2016 102 4 0 .620 2.66 6.63 1.276 .638 .311 2.92 .543 .049 1 12 WBOT2G 1922 2017 96 4 0 .788 2.45 6.87 1.274 .743 .289 2.71 .500 -.065 1 13 WBOT3A 1936 2016 81 3 0 .598 2.34 5.02 .942 .669 .274 2.68 .471 -.008 1 14 WBOT1A 1932 2017 86 3 0 .664 2.64 7.43 1.427 .826 .253 2.79 .541 .013 1 15 WBOT2J 1953 2017 65 2 0 .606 4.39 7.47 1.262 .630 .183 2.78 .561 .060 1 16 WBOT3C 1941 2017 77 3 0 .480 3.75 7.46 1.631 .808 .247 2.66 .480 .015 1 17 WBOT1B 1926 2017 92 3 0 .563 1.58 5.29 .750 .641 .262 2.75 .504 -.082 1 18 WBOT1E 1909 2017 109 4 0 .516 1.93 5.36 .974 .703 .292 2.69 .570 -.075 2 19 WBOT1F 1907 2017 111 4 0 .486 1.52 3.41 .682 .751 .242 2.68 .444 -.044 1 20 WBOT2A 1870 2017 148 4 1 .412 1.38 4.13 1.007 .891 .206 3.05 .529 -.066 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1798 64 2 .572 2.48 7.47 1.081 .730 .247 3.05 .510 -.011