M Gurr Update, British Columbia Additional Site Information B.L. Coulthard K.J. Anchukaitis R.L. Brice I.K. Homfeld Measurement type: Total ring width Location of core material: Idaho Tree Ring Lab, University of Idaho Notes: Update of an existing collection at M Gurr (ITRDB CANA469) COFECHA output: Chronology file name : Measurement file name : MGU TRW_raw measurements Date checked : 05Jan21 Technician's name : I.K. Homfeld Supervisor's name : B.L. Coulthard Beginning year : 1669 Ending year : 2017 Principal investigators: B.L. Coulthard K.J. Anchukaitis Site name : M Gurr Update Site location : British Columbia, Canada Species information : TSME Tsuga mertensiana Latitude : 52.29 Longitude : -12689 Elevation : 1310M Series intercorrelation: 0.602 Avg mean sensitivity : 0.319 Avg standard deviation : 0.307 Avg autocorrelation : 0.700 Number dated series : 74 Segment length tested : 50 Number problem segments: 157 Pct problem segments : PART 5: CORRELATION OF SERIES BY SEGMENTS: 20:04 Tue 05 Jan 2021 Page 5 ------------------------------------------------------------------------------------------------------------------------------------ Correlations of 50-year dated segments, lagged 25 years Flags: A = correlation under 0.3281 but highest as dated; B = correlation higher at other than dated position Seq Series Time_span 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 10MG05B 1767 2009 .49 .53 .34B .21B .33B .52 .56 .69 .72 .67 2 10MG14A 1789 1995 .53 .51B .55B .67 .69 .64 .70 .67 3 10MG14B 1784 2010 .28B .27B .31B .51B .61 .66 .72 .70 .67 4 10MG08A 1724 2009 .24B .27B .37B .55B .55B .65 .72 .78 .78 .81 .89 .89 5 10MG09A 1837 2009 .09B .27B .45 .54 .60 .80 .80 6 10MG09B 1783 2010 .17B .18B .17B .35B .61 .63 .68 .73 .72 7 10MG11A 1691 2009 .21B .27B .26B .37 .54 .49B .54B .48B .49 .57 .69 .80 .81 8 10MG11B 1682 2009 .30B .64 .40B .35 .52 .57 .50B .41 .49 .54 .61 .61 .59 9 10MG27A 1729 2010 .21B .44 .33B .30B .35B .44B .61 .69 .79 .78 .69 10 10MG19A 1737 2009 .38B .56B .70 .55B .52B .70 .78 .68 .69 .71 .73 11 10MG19B 1731 2005 .38B .46 .66 .56 .44 .57 .73 .74 .60 .51 .58 12 10MG18A 1765 2010 .43B .42B .29B .36B .67 .87 .89 .78 .69 .60 13 10MG04A 1812 2009 .46 .50 .56 .69 .66 .70 .79 .83 14 10MG04B 1784 2009 .41 .31B .47B .73 .81 .73 .72 .82 .83 15 10MG12A 1877 2009 .71 .68 .73 .85 .76 16 10MG07B 1729 2009 .23B .33B .50B .53B .41 .49 .66 .71 .81 .77 .75 17 10MG26A 1805 2009 .41 .56 .65 .54 .68 .80 .81 .81 18 10MG26B 1860 2009 .56 .58 .69 .77 .69 .67 19 10MG06A 1770 2009 .51 .57 .69 .56 .72 .76 .68 .77 .82 .83 20 10MG06B 1736 2009 .31B .38B .59 .61 .47 .46 .49 .60 .69 .65 .70 21 10MG02B 1712 2009 .49B .29B .37B .59 .48B .43B .61 .54 .60 .84 .88 .88 22 10MG02A 1748 2009 .35B .40B .56 .50B .44B .52B .62 .64 .76 .82 .84 23 10MG22A 1791 2009 .38 .27B .29B .64 .63 .68 .80 .80 .74 24 10MG22B 1764 2009 .24B .18B .10B .28B .63 .67 .69 .82 .85 .85 25 10MG16A 1752 2009 .28B .38B .55B .41B .52B .76 .76 .78 .76 .78 26 10MG16B 1709 2009 .37B .41B .36B .43B .50B .34B .40B .66 .76 .74 .70 .66 27 10MG25A 1905 2009 .48 .48 .52 .62 28 10MG17A 1888 2009 .59 .58 .59 .71 .72 29 MGU01AAU 1965 2017 .56 .54 30 MGU01BBU 1749 2017 .49B .49B .57B .41B .39B .48B .67 .85 .85 .83 .84 31 MGU02AAU 1875 2017 .20B .51 .73 .83 .82 32 MGU02BBU 1892 2017 .67 .64 .66 .76 .80 33 MGU03AAU 1900 2017 .54 .72 .82 .84 34 MGU03BBU 1838 2017 .45B .45B .48 .76 .82 .82 .83 35 MGU04AAU 1757 2017 .52B .44B .45B .51B .47B .61 .80 .75 .75 .72 36 MGU04BBU 1918 2017 .69 .71 .73 .82 37 MGU04CCU 1762 1912 .53 .57 .52B .51B .49 .21B 38 MGU05AAU 1901 2017 .74 .82 .79 .78 39 MGU05BBU 1916 2017 .73 .73 .62 .57 40 MGU07AAU 1821 2017 .39B .45B .61 .63 .59 .74 .81 .79 41 MGU07BBU 1814 2017 .40B .54B .51B .43 .52 .69 .71 .73 42 MGU08AAU 1874 2017 .65 .64 .72 .80 .76 .68 43 MGU08BBU 1902 2017 .70 .80 .74 .73 44 MGU09AAU 1722 2017 .69 .68 .63 .57 .44 .48 .45 .49 .71 .72 .77 .79 45 MGU09BBU 1883 2017 .44 .64 .73 .69 .71 46 MGU09CCU 1669 1876 .24A .67 .59 .52 .57 .54 .37 .37 47 MGU10AAU 1908 2017 .64 .74 .79 .70 48 MGU11AAU 1731 2017 .48B .48B .48B .51B .37 .34B .48B .58 .57 .59 .59 49 MGU11New 1719 2017 .52 .56 .44 .36B .44B .52B .56B .53 .48 .59 .70 .65 50 MGU12AAU 1742 2017 .59 .65 .56B .35B .39B .41B .43 .65 .72 .72 .78 51 MGU12BBU 1747 2017 .52 .53 .46 .23B .48 .61 .52 .59 .63 .57 .61 52 MGU13AAU 1899 2017 .61 .61 .79 .74 .64 53 MGU14AAU 1765 2017 .55 .53 .50 .52B .54B .67 .76 .76 .71 .72 54 MGU14BBU 1886 2017 .60 .58 .68 .75 .78 55 MGU15AAU 1900 2016 .73 .71 .45 .41 56 MGU15BBU 1973 2017 .65 57 MGU16AAU 1918 2017 .69 .76 .74 .77 58 MGU16BBU 1906 2017 .64 .73 .65 .67 59 MGU17AAU 1876 2017 .50 .73 .78 .73 .69 60 MGU17BBU 1743 2017 .62 .59 .62 .58 .41 .44 .68 .79 .76 .71 .66 61 MGU17CCU 1728 1871 .51 .59B .64 .63 .52B 62 MGU18AAU 1858 2017 .50 .68 .78 .81 .79 .84 63 MGU18BBU 1809 2017 .31B .33B .39B .59 .74 .83 .84 .83 64 MGU20AAU 1921 2017 .74 .76 .80 .69 65 MGU20BBU 1796 2017 .03B .05B .29B .35B .60 .84 .90 .83 .80 66 MGU21BBU 1820 2017 .41B .45B .53B .62 .70 .80 .81 .82 67 MGU21AAU 1835 2017 .48 .56B .77 .78 .78 .78 .75 68 MGU22AAU 1756 2017 .32B .44B .50B .61B .66B .70 .71 .73 .80 .84 69 MGU23AAU 1869 2017 .46 .60 .75 .73 .81 .86 70 MGU23BBU 1754 2017 .58 .58 .54 .25B .18B .60 .79 .82 .68 .59 71 MGU25AAU 1705 2017 .79 .66 .38B .41B .51 .52 .59B .72 .87 .88 .88 .85 72 MGU25BBU 1694 2017 .61 .61 .55B .62 .60 .57 .54B .44B .64 .89 .83 .81 .85 73 MGU26AAU 1745 2017 .52B .51B .55B .57B .49B .37B .19B .47 .67 .73 .67 74 MGU26BBU 1743 2017 .44 .40B .46B .57B .55B .41B .38 .61 .65 .71 .71 Av segment correlation 0.34 0.53 0.45 0.46 0.48 0.44 0.43 0.51 0.59 0.68 0.74 0.74 0.74 PART 7: DESCRIPTIVE STATISTICS: 20:04 Tue 05 Jan 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 10MG05B 1767 2009 243 10 3 0.501 0.74 2.03 0.374 0.776 0.269 0.97 0.301 -0.011 1 2 10MG14A 1789 1995 207 8 2 0.619 0.98 2.13 0.429 0.791 0.251 0.81 0.298 -0.018 1 3 10MG14B 1784 2010 227 9 4 0.537 0.84 2.26 0.443 0.779 0.288 1.07 0.344 0.003 1 4 10MG08A 1724 2009 286 12 5 0.656 0.66 1.56 0.327 0.653 0.355 1.05 0.388 0.003 1 5 10MG09A 1837 2009 173 7 2 0.538 0.93 2.07 0.382 0.667 0.270 1.43 0.397 -0.016 1 6 10MG09B 1783 2010 228 9 4 0.496 0.71 1.63 0.278 0.640 0.280 0.80 0.350 -0.006 4 7 10MG11A 1691 2009 319 13 6 0.510 0.50 2.44 0.315 0.770 0.340 1.14 0.396 0.000 1 8 10MG11B 1682 2009 328 13 3 0.481 0.47 1.79 0.307 0.804 0.325 0.96 0.378 0.009 1 9 10MG27A 1729 2010 282 11 5 0.508 0.42 1.12 0.215 0.574 0.413 1.18 0.475 0.000 1 10 10MG19A 1737 2009 273 11 4 0.628 0.73 1.74 0.304 0.634 0.289 0.83 0.347 -0.010 1 11 10MG19B 1731 2005 275 11 1 0.562 0.80 1.94 0.356 0.729 0.277 0.96 0.320 0.003 1 12 10MG18A 1765 2010 246 10 4 0.594 0.56 1.87 0.295 0.655 0.354 1.18 0.366 -0.003 1 13 10MG04A 1812 2009 198 8 0 0.649 0.82 2.87 0.402 0.738 0.281 1.32 0.345 0.007 1 14 10MG04B 1784 2009 226 9 2 0.663 0.78 2.08 0.388 0.780 0.294 0.95 0.336 -0.003 1 15 10MG12A 1877 2009 133 5 0 0.721 0.48 1.10 0.208 0.673 0.265 1.20 0.370 -0.013 1 16 10MG07B 1729 2009 281 11 4 0.566 0.90 2.23 0.442 0.783 0.289 0.72 0.334 0.000 1 17 10MG26A 1805 2009 205 8 0 0.633 0.54 1.31 0.256 0.668 0.334 1.60 0.406 0.008 1 18 10MG26B 1860 2009 150 6 0 0.657 0.65 1.90 0.392 0.809 0.322 1.23 0.403 0.025 1 19 10MG06A 1770 2009 240 10 0 0.683 0.68 1.50 0.270 0.672 0.273 0.66 0.305 -0.008 1 20 10MG06B 1736 2009 274 11 2 0.538 0.77 2.32 0.348 0.703 0.282 0.92 0.337 -0.008 1 21 10MG02B 1712 2009 298 12 5 0.617 0.68 1.46 0.264 0.696 0.246 0.81 0.293 0.009 1 22 10MG02A 1748 2009 262 11 5 0.600 0.72 1.44 0.254 0.634 0.244 0.78 0.293 0.001 1 23 10MG22A 1791 2009 219 9 2 0.604 0.51 1.29 0.227 0.571 0.332 1.42 0.401 0.007 1 24 10MG22B 1764 2009 246 10 4 0.570 0.62 1.95 0.347 0.765 0.347 1.16 0.413 -0.004 1 25 10MG16A 1752 2009 258 10 5 0.612 0.67 1.94 0.308 0.746 0.249 0.89 0.314 0.002 1 26 10MG16B 1709 2009 301 12 7 0.522 0.60 1.96 0.319 0.718 0.307 1.34 0.390 -0.006 1 27 10MG25A 1905 2009 105 4 0 0.525 0.92 2.68 0.509 0.825 0.251 1.01 0.334 0.044 1 28 10MG17A 1888 2009 122 5 0 0.635 0.54 1.18 0.174 0.421 0.300 0.99 0.350 -0.024 1 29 MGU01AAU 1965 2017 53 2 0 0.553 0.70 1.54 0.361 0.691 0.372 0.92 0.420 0.014 1 30 MGU01BBU 1749 2017 269 11 6 0.651 0.60 1.38 0.261 0.578 0.334 0.99 0.380 0.002 1 31 MGU02AAU 1875 2017 143 5 1 0.586 0.43 1.00 0.209 0.749 0.271 1.10 0.321 -0.003 1 32 MGU02BBU 1892 2017 126 5 0 0.708 0.48 0.97 0.201 0.849 0.212 0.75 0.300 -0.023 1 33 MGU03AAU 1900 2017 118 4 0 0.718 0.59 1.86 0.364 0.787 0.354 0.79 0.369 -0.018 2 34 MGU03BBU 1838 2017 180 7 2 0.680 0.43 1.29 0.243 0.691 0.414 1.18 0.470 0.013 1 35 MGU04AAU 1757 2017 261 10 5 0.616 0.54 2.21 0.297 0.697 0.321 1.24 0.396 0.018 1 36 MGU04BBU 1918 2017 100 4 0 0.761 0.48 1.80 0.336 0.863 0.287 0.76 0.349 0.006 2 37 MGU04CCU 1762 1912 151 6 3 0.424 0.50 2.14 0.332 0.730 0.372 1.48 0.487 0.040 1 38 MGU05AAU 1901 2017 117 4 0 0.769 0.97 2.21 0.364 0.438 0.309 1.29 0.372 -0.003 1 39 MGU05BBU 1916 2017 102 4 0 0.635 1.23 2.99 0.489 0.517 0.288 1.36 0.383 0.002 1 40 MGU07AAU 1821 2017 197 8 2 0.637 0.51 2.25 0.242 0.593 0.287 1.38 0.398 -0.006 1 41 MGU07BBU 1814 2017 204 8 3 0.566 0.47 1.46 0.230 0.653 0.329 1.18 0.398 0.022 1 42 MGU08AAU 1874 2017 144 6 0 0.687 0.65 1.75 0.295 0.567 0.336 0.94 0.391 -0.011 1 43 MGU08BBU 1902 2017 116 4 0 0.728 0.59 1.35 0.272 0.553 0.369 1.16 0.422 0.015 1 44 MGU09AAU 1722 2017 296 12 0 0.606 0.46 2.47 0.323 0.771 0.381 1.59 0.470 0.000 1 45 MGU09BBU 1883 2017 135 5 0 0.621 0.21 0.50 0.116 0.749 0.380 1.04 0.425 -0.004 1 46 MGU09CCU 1669 1876 208 8 1 0.405 0.47 2.20 0.409 0.785 0.420 1.50 0.489 0.025 1 47 MGU10AAU 1908 2017 110 4 0 0.679 0.55 1.03 0.198 0.624 0.235 0.76 0.270 -0.030 1 48 MGU11AAU 1731 2017 287 11 6 0.522 0.50 1.85 0.282 0.755 0.310 1.27 0.383 -0.001 1 PART 7: DESCRIPTIVE STATISTICS: 20:04 Tue 05 Jan 2021 Page 9 ------------------------------------------------------------------------------------------------------------------------------------ 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 () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 49 MGU11New 1719 2017 299 12 4 0.525 0.58 2.21 0.328 0.756 0.278 1.50 0.359 -0.021 1 50 MGU12AAU 1742 2017 276 11 4 0.589 0.46 1.37 0.257 0.650 0.382 1.04 0.410 -0.001 1 51 MGU12BBU 1747 2017 271 11 1 0.519 0.50 2.03 0.296 0.796 0.323 1.42 0.394 0.022 1 52 MGU13AAU 1899 2017 119 5 0 0.642 0.37 0.99 0.191 0.819 0.232 0.84 0.302 -0.020 1 53 MGU14AAU 1765 2017 253 10 2 0.635 0.35 1.01 0.181 0.619 0.394 0.93 0.409 0.001 1 54 MGU14BBU 1886 2017 132 5 0 0.704 0.61 1.55 0.261 0.695 0.291 0.80 0.380 -0.029 1 55 MGU15AAU 1900 2016 117 4 0 0.569 0.39 1.97 0.276 0.748 0.360 1.55 0.458 -0.007 1 56 MGU15BBU 1973 2017 45 1 0 0.653 0.39 0.98 0.171 0.574 0.337 0.92 0.358 -0.019 1 57 MGU16AAU 1918 2017 100 4 0 0.734 0.78 1.80 0.355 0.768 0.255 0.70 0.298 -0.008 1 58 MGU16BBU 1906 2017 112 4 0 0.643 0.81 2.39 0.358 0.665 0.280 0.98 0.350 0.003 1 59 MGU17AAU 1876 2017 142 5 0 0.651 0.36 1.03 0.170 0.603 0.361 1.41 0.437 -0.024 1 60 MGU17BBU 1743 2017 275 11 0 0.625 0.50 1.73 0.313 0.754 0.350 1.24 0.392 0.005 2 61 MGU17CCU 1728 1871 144 5 2 0.560 0.57 1.44 0.295 0.574 0.383 1.31 0.466 -0.001 1 62 MGU18AAU 1858 2017 160 6 0 0.726 0.64 2.10 0.356 0.573 0.433 1.50 0.484 0.005 1 63 MGU18BBU 1809 2017 209 8 3 0.632 0.46 1.96 0.269 0.685 0.377 1.82 0.489 -0.017 1 64 MGU20AAU 1921 2017 97 4 0 0.714 1.63 3.82 0.580 0.496 0.280 0.86 0.330 -0.005 1 65 MGU20BBU 1796 2017 222 9 4 0.586 0.50 2.07 0.418 0.826 0.355 1.77 0.478 0.006 1 66 MGU21BBU 1820 2017 198 8 3 0.670 0.62 1.74 0.360 0.824 0.338 1.04 0.381 0.003 2 67 MGU21AAU 1835 2017 183 7 1 0.697 0.74 2.05 0.372 0.700 0.340 0.98 0.379 0.020 1 68 MGU22AAU 1756 2017 262 10 5 0.636 0.53 1.73 0.258 0.672 0.298 0.94 0.345 0.001 1 69 MGU23AAU 1869 2017 149 6 0 0.696 0.44 1.62 0.234 0.715 0.316 0.96 0.379 -0.004 1 70 MGU23BBU 1754 2017 264 10 2 0.561 0.58 1.44 0.300 0.750 0.329 0.97 0.403 0.007 1 71 MGU25AAU 1705 2017 313 12 3 0.697 0.53 2.17 0.279 0.658 0.342 1.07 0.406 0.006 1 72 MGU25BBU 1694 2017 324 13 3 0.674 0.50 2.72 0.299 0.588 0.373 1.20 0.428 -0.007 1 73 MGU26AAU 1745 2017 273 11 7 0.526 0.53 1.52 0.288 0.740 0.304 0.83 0.335 -0.003 1 74 MGU26BBU 1743 2017 275 11 5 0.562 0.66 1.67 0.308 0.761 0.285 0.96 0.326 -0.009 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 15136 596 157 0.602 0.61 3.82 0.307 0.700 0.319 1.82 0.380 0.000