Oxbow TSCA, Michigan - MI031 Additional Site Information E. Larson J. Elmo Rawling III Reference: Evan R. Larson, J. Elmo Rawling III. 2016. Developing new sources of proxy climate data from historical structures in the Lake Michigan-Huron Basin. Journal of Great Lakes Research, Vol. 42, No. 2, pp. 328-335. DOI: 10.1016/j.jglr.2015.12.010 Keywords: Lake Michigian-Huron, Lake level, Tree Rings, Paleoclimate, Pinus resinosa, Quercus spp., Tsuga canadensis Funding: The Wisconsin Geological and Natural History Survey, the Wisconsin Alliance for Minority Participation award, and the University of Wisconsin-Platteville. COFECHA output: Chronology file name : MI031.CRN Measurement file name : MI031.RWL Date checked : 13JUL21 Checked by : B. Bauer Beginning year : 1643 Ending year : 1864 Principal investigators: E. Larson J. Elmo Rawling III Site name : Oxbow Site location : Michigan Species information : TSCA EASTERN HEMLOCK Latitude : 4241 Longitude : -08613 Elevation : 177M Series intercorrelation: 0.610 Avg mean sensitivity : 0.227 Avg standard deviation : 0.396 Avg autocorrelation : 0.778 Number dated series : 13 Segment length tested : 50 Number problem segments: 4 Pct problem segments : 5.41 PART 5: CORRELATION OF SERIES BY SEGMENTS: Oxbow TSCA 15:34 Tue 13 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 1650 1675 1700 1725 1750 1775 1800 1825 1699 1724 1749 1774 1799 1824 1849 1874 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 OXB003 1691 1741 .51 .46 2 OXB004 1702 1864 .57 .70 .65 .66 .79 .75 3 OXB010 1717 1835 .09B .23B .52 .77 .65 4 OXB011 1660 1826 .45 .58 .54 .69 .72 .65 .65 5 OXB015 1658 1850 .58 .74 .70 .79 .79 .59 .64 .64 6 OXB016 1672 1836 .58 .51 .51 .72 .67 .56 .59 7 OXB018 1685 1852 .37 .56 .73 .83 .88 .85 .85 8 OXB019 1643 1765 .54 .68 .62 .74 9 OXB020 1665 1801 .63 .62 .69 .71 .40 .39 10 OXB030 1666 1858 .61 .66 .59 .69 .66 .70 .60 .53 11 OXB033 1702 1832 .04B .22B .48 .65 .57 12 OXB035 1703 1816 .58 .79 .79 .80 13 OXB036 1673 1788 .76 .76 .71 .68 .74 Av segment correlation .59 .60 .51 .64 .66 .66 .67 .69 PART 7: DESCRIPTIVE STATISTICS: Oxbow TSCA 15:34 Tue 13 Jul 2021 Page 7 ----------------------------------------------------------------------------------------------------------------------------------- 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 OXB003 1691 1741 51 2 0 .507 2.04 3.09 .487 .413 .190 2.44 .384 .010 1 2 OXB004 1702 1864 163 6 0 .665 .68 3.10 .375 .787 .233 2.56 .395 -.024 1 3 OXB010 1717 1835 119 5 2 .553 .67 1.54 .302 .746 .269 2.59 .420 -.012 1 4 OXB011 1660 1826 167 7 0 .607 .73 2.98 .599 .948 .186 2.63 .383 .045 1 5 OXB015 1658 1850 193 8 0 .662 .90 2.45 .557 .893 .229 2.59 .349 .037 2 6 OXB016 1672 1836 165 7 0 .624 .95 2.22 .435 .840 .216 2.48 .399 -.012 1 7 OXB018 1685 1852 168 7 0 .723 .77 1.42 .256 .687 .217 2.67 .393 -.027 1 8 OXB019 1643 1765 123 4 0 .609 1.34 3.03 .593 .834 .205 2.61 .445 .047 1 9 OXB020 1665 1801 137 6 0 .522 .94 1.93 .399 .764 .214 2.55 .413 -.012 1 10 OXB030 1666 1858 193 8 0 .631 .66 1.96 .300 .791 .247 2.50 .349 -.023 1 11 OXB033 1702 1832 131 5 2 .341 .84 1.86 .338 .763 .218 2.83 .485 -.027 1 12 OXB035 1703 1816 114 4 0 .751 .68 1.45 .264 .727 .279 2.60 .392 .036 1 13 OXB036 1673 1788 116 5 0 .609 .62 1.14 .209 .574 .245 2.36 .273 -.014 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 1840 74 4 .610 .84 3.10 .396 .778 .227 2.83 .389 .001