Moreau River, South Dakota - sd020 Additional Site Information John C. King Purpose of Collection: Event - flood Detrend method: Negative exponontial or linear regression with negative or 0 slope Cores are stored at: Lone Pine Research, 2604 Westridge Drive, Bozeman, MT 59715 406-579-8529 Reference: King, J. C. 2007. A dendrochronological investigation of plains cottonwood along the Moreau River. U. S. Department of Justice, Environment & Natural Resources Division, DJ No. 90-1-23-10920. Notes: A plains cottonwood chronology was assembled to precisely date ice-scars associated with ice-jam events along the Moreau River. Cross-dating in the chronology was confirmed by comparison to the ITRDB chronologies: sd004, sd005, sd007, sd010, sd015. Chronology file name : SD020.CRN Measurement file name : SD020.RWL Date checked : 02APR07 Checked by : B. Bauer Beginning year : 1840 Ending year : 2006 Principal investigators: John C. King Site name : Moreau River Site location : South Dakota Species information : PPDE EASTERN COTTONWOOD Latitude : 4517 Longitude : -10044 Elevation : 501M Series intercorrelation: 0.671 Avg mean sensitivity : 0.370 Avg standard deviation : 1.096 Avg autocorrelation : 0.615 Number dated series : 26 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Moreau River 12:48 Mon 02 Apr 2007 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 mra101a 1891 1978 .68 .74 .74 .75 2 mra101b 1947 1995 .73 3 mra102a 1852 2006 .62 .61 .81 .69 .61 .61 4 mra102b 1854 2006 .55 .48 .66 .62 .65 .65 5 mra103a 1882 1970 .71 .81 .60 6 mra103b 1891 1981 .72 .80 .79 .76 7 mra105a 1910 1996 .73 .84 .66 8 mra106a 1930 2006 .65 .66 .65 9 mra106b 1930 2006 .71 .74 .73 10 mra107b 1863 2006 .55 .55 .81 .65 .69 .67 11 mra108b 1943 2006 .66 .64 .69 12 mrb101b 1907 2006 .61 .59 .73 .62 13 mrb102b 1900 2006 .62 .62 .56 .61 14 mrb104a 1966 2006 .89 15 mrb105a 1896 2006 .75 .78 .84 .85 .87 16 mrb106b 1955 2006 .74 .77 17 mrb107b 1900 2006 .64 .75 .72 .73 18 mrb108b 1869 2006 .51 .47 .78 .79 .77 .81 19 mrb109a 1876 2006 .61 .78 .74 .76 .80 20 mrb111a 1894 1967 .63 .72 .69 21 mrb112a 1840 2006 .71 .65 .75 .69 .67 .71 22 mrc101b 1896 2001 .61 .62 .57 .55 .56 23 mrc102a 1894 1965 .76 .76 .52 24 mrc105b 1861 1978 .57 .63 .78 .71 .70 25 mrc106a 1879 2006 .70 .82 .68 .56 .57 26 mrc106b 1882 2006 .48 .68 .55 .63 .66 Av segment correlation .58 .63 .73 .68 .70 .69 PART 7: DESCRIPTIVE STATISTICS: Moreau River 12:48 Mon 02 Apr 2007 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 mra101a 1891 1978 88 4 0 .710 1.80 4.98 .977 .622 .376 2.73 .536 -.016 2 2 mra101b 1947 1995 49 1 0 .730 1.28 2.50 .436 .336 .303 2.76 .516 -.053 1 3 mra102a 1852 2006 155 6 0 .676 1.73 4.33 .713 .542 .327 2.69 .441 -.007 1 4 mra102b 1854 2006 153 6 0 .620 1.09 5.14 .716 .630 .405 2.70 .413 .007 1 5 mra103a 1882 1970 89 3 0 .664 2.05 5.87 1.084 .611 .395 2.78 .555 -.034 1 6 mra103b 1891 1981 91 4 0 .730 2.07 4.79 .926 .468 .364 2.82 .540 -.053 1 7 mra105a 1910 1996 87 3 0 .667 1.82 4.55 .836 .515 .373 2.58 .459 .011 1 8 mra106a 1930 2006 77 3 0 .687 3.56 7.97 1.647 .526 .315 2.76 .463 -.050 1 9 mra106b 1930 2006 77 3 0 .741 2.96 6.55 1.339 .618 .316 2.62 .470 -.003 1 10 mra107b 1863 2006 144 6 0 .639 1.62 5.39 1.178 .726 .390 3.08 .466 .051 1 11 mra108b 1943 2006 64 3 0 .672 2.42 5.85 1.010 .210 .391 2.52 .514 -.029 1 12 mrb101b 1907 2006 100 4 0 .616 1.88 6.86 1.508 .868 .346 2.65 .463 .014 1 13 mrb102b 1900 2006 107 4 0 .606 2.04 5.40 1.214 .724 .385 2.75 .486 -.007 1 14 mrb104a 1966 2006 41 1 0 .892 2.27 4.63 1.027 .357 .430 2.63 .608 .010 1 15 mrb105a 1896 2006 111 5 0 .802 2.51 6.41 1.417 .509 .433 2.71 .440 .032 1 16 mrb106b 1955 2006 52 2 0 .744 2.81 6.80 1.373 .514 .363 2.93 .670 -.135 1 17 mrb107b 1900 2006 107 4 0 .692 1.22 4.06 .770 .624 .485 2.95 .508 .047 1 18 mrb108b 1869 2006 138 6 0 .684 1.96 7.71 1.331 .711 .366 2.83 .464 -.037 1 19 mrb109a 1876 2006 131 5 0 .709 2.38 7.83 1.653 .786 .395 2.73 .522 -.037 1 20 mrb111a 1894 1967 74 3 0 .625 3.02 7.45 1.269 .605 .296 2.78 .459 .034 2 21 mrb112a 1840 2006 167 6 0 .702 1.86 6.32 .991 .623 .341 2.85 .452 -.007 1 22 mrc101b 1896 2001 106 5 0 .578 1.46 5.72 .928 .761 .356 2.94 .511 .018 1 23 mrc102a 1894 1965 72 3 0 .615 2.44 6.71 1.455 .710 .424 2.78 .523 .116 1 24 mrc105b 1861 1978 118 5 0 .664 1.49 4.83 .854 .617 .381 2.74 .481 .013 1 25 mrc106a 1879 2006 128 5 0 .655 2.38 6.60 .941 .473 .312 2.82 .416 -.046 2 26 mrc106b 1882 2006 125 5 0 .551 1.34 9.00 1.142 .692 .347 3.03 .532 .012 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 2651 105 0 .671 1.97 9.00 1.096 .615 .370 3.08 .485 -.003