M Gurr Update, British Columbia Additional Site Information B.L. Coulthard K.J. Anchukaitis R.L. Brice I.K. Homfeld Measurement type: Latewood 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 LW_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: 0.458 Avg mean sensitivity : 0.300 Avg standard deviation : 0.061 Avg autocorrelation : 0.600 Number dated series : 46 Segment length tested : 50 Number problem segments: 75 Pct problem segments : PART 5: CORRELATION OF SERIES BY SEGMENTS: 19:46 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 MGU01AAU 1965 2017 .21A .19A 2 MGU01BBU 1749 2017 .40 .42 .50 .43 .53 .59 .44 .51 .65 .62 .56 3 MGU02AAU 1875 2017 -.08B .01B .24A .42 .49 4 MGU02BBU 1892 2017 .35 .20B .10B .21B .39 5 MGU03AAU 1900 2017 .34 .56 .64 .72 6 MGU03BBU 1838 2017 .55 .47 .45 .62 .66 .67 .74 7 MGU04AAU 1757 2017 .58 .70 .66 .66 .67 .46 .47B .44 .47 .54 8 MGU04BBU 1918 2017 .62 .57 .48 .52 9 MGU04CCU 1762 1912 .53 .60 .63 .63 .47 .15B 10 MGU05AAU 1901 2017 .54 .47 .55 .52 11 MGU05BBU 1916 2017 .64 .62 .51 .42 12 MGU07AAU 1821 2017 .50 .53 .58 .35 .38 .42 .42 .52 13 MGU07BBU 1814 2017 .51 .56 .50 .35 .26B .38 .49 .50 14 MGU08AAU 1874 2017 .32A .34 .27B .35B .37 .36B 15 MGU08BBU 1902 2017 .25A .51 .56 .66 16 MGU09AAU 1722 2017 .65 .66 .52 .37 .27B .28B .40 .52 .49 .50 .64 .54 17 MGU09BBU 1883 2017 .40 .21B .32A .62 .65 18 MGU09CCU 1669 1876 .43 .37B .56 .41 .42 .42 .26B .23B 19 MGU10AAU 1908 2017 .45 .64 .60 .54 20 MGU11AAU 1731 2017 .34 .32B .51 .41 .31A .37 .32B .17B .17B .41 .49 21 MGU11New 1719 2017 .25B .34 .36 .56 .34 .22B .55 .57 .38 .39 .45 .53 22 MGU12AAU 1742 2017 .52 .49 .44 .14B .27A .46 .22A .23A .47 .50 .55 23 MGU12BBU 1747 2017 .25A .23B .32A .28A .26A .26A .24B .21A .30A .42 .48 24 MGU13AAU 1899 2017 .27A .23A .46 .59 .39 25 MGU14AAU 1765 2017 .34 .36 .24A .32A .42 .35 .28B .30B .35 .46 26 MGU14BBU 1886 2017 .32A .18A .19A .24A .24A 27 MGU15AAU 1900 2016 .59 .60 .53 .40 28 MGU15BBU 1973 2017 .42 29 MGU16AAU 1918 2017 .60 .62 .63 .55 30 MGU16BBU 1906 2017 .51 .55 .29B .20B 31 MGU17AAU 1876 2017 .51 .54 .58 .56 .52 32 MGU17BBU 1743 2017 .54 .59 .63 .52 .46 .44 .40 .41 .58 .63 .52 33 MGU17CCU 1728 1871 .43 .56 .63 .59 .62 34 MGU18AAU 1858 2017 .24B .50 .76 .74 .71 .73 35 MGU18BBU 1809 2017 .38 .58 .46 .41 .63 .71 .66 .60 36 MGU20AAU 1921 2017 .46 .46 .52 .57 37 MGU20BBU 1796 2017 .02B-.03B .22B .41 .53 .63 .71 .50 .45 38 MGU21AAU 1835 2017 .45 .48 .63 .53 .52 .62 .61 39 MGU21BBU 1820 2017 .56 .62 .63 .50 .53 .59 .53 .63 40 MGU22AAU 1756 2017 .51 .58 .32B .36 .59 .41 .20B .43 .48 .44 41 MGU23AAU 1869 2017 .39B .31B .25B .40B .49 .51 42 MGU23BBU 1754 2017 .69 .53 .38 .31B .24B .27B .30B .54 .58 .40 43 MGU25AAU 1705 2017 .62 .61 .50 .56 .60 .59 .63 .62 .65 .69 .66 .60 44 MGU25BBU 1694 2017 .62 .61 .71 .50 .41 .45 .63 .64 .60 .63 .46 .49 .53 45 MGU26AAU 1745 2017 .62 .52 .49 .52 .56 .48 .39 .47 .41 .30A .20B 46 MGU26BBU 1743 2017 .50 .38 .31A .49 .49 .31A .31A .52 .48 .55 .61 Av segment correlation 0.53 0.50 0.50 0.47 0.47 0.42 0.45 0.45 0.39 0.42 0.48 0.50 0.50 PART 7: DESCRIPTIVE STATISTICS: 19:46 Tue 05 Jan 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 MGU01AAU 1965 2017 53 2 2 0.215 0.09 0.24 0.044 0.453 0.323 1.78 0.547 -0.003 1 2 MGU01BBU 1749 2017 269 11 0 0.504 0.12 0.29 0.046 0.525 0.301 1.43 0.360 -0.002 1 3 MGU02AAU 1875 2017 143 5 3 0.214 0.08 0.19 0.033 0.772 0.218 0.79 0.267 0.010 1 4 MGU02BBU 1892 2017 126 5 3 0.302 0.09 0.18 0.032 0.671 0.248 0.74 0.310 0.017 1 5 MGU03AAU 1900 2017 118 4 0 0.556 0.12 0.35 0.055 0.549 0.333 0.97 0.374 0.002 1 6 MGU03BBU 1838 2017 180 7 0 0.594 0.11 0.34 0.058 0.634 0.368 1.12 0.429 0.014 1 7 MGU04AAU 1757 2017 261 10 1 0.562 0.11 0.34 0.055 0.533 0.336 1.20 0.411 -0.001 3 8 MGU04BBU 1918 2017 100 4 0 0.568 0.11 0.36 0.069 0.834 0.286 0.90 0.345 -0.016 1 9 MGU04CCU 1762 1912 151 6 1 0.483 0.13 0.69 0.092 0.662 0.331 1.91 0.494 0.020 1 10 MGU05AAU 1901 2017 117 4 0 0.536 0.16 0.51 0.068 0.270 0.364 2.67 0.490 0.000 1 11 MGU05BBU 1916 2017 102 4 0 0.514 0.23 0.81 0.112 0.317 0.344 2.17 0.553 0.007 1 12 MGU07AAU 1821 2017 197 8 0 0.444 0.12 0.37 0.042 0.359 0.277 1.27 0.360 -0.009 2 13 MGU07BBU 1814 2017 204 8 1 0.427 0.12 0.55 0.068 0.566 0.360 1.48 0.465 0.000 1 14 MGU08AAU 1874 2017 144 6 4 0.313 0.11 0.32 0.047 0.574 0.273 1.07 0.352 0.016 1 15 MGU08BBU 1902 2017 116 4 1 0.466 0.12 0.30 0.048 0.568 0.288 1.06 0.351 0.021 1 16 MGU09AAU 1722 2017 296 12 2 0.465 0.11 0.57 0.081 0.735 0.317 2.74 0.491 0.012 1 17 MGU09BBU 1883 2017 135 5 2 0.462 0.06 0.14 0.026 0.743 0.268 1.14 0.329 0.024 1 18 MGU09CCU 1669 1876 208 8 3 0.387 0.14 0.97 0.148 0.745 0.364 2.70 0.569 0.009 1 19 MGU10AAU 1908 2017 110 4 0 0.530 0.10 0.23 0.035 0.569 0.254 0.76 0.297 -0.009 1 20 MGU11AAU 1731 2017 287 11 5 0.377 0.11 0.40 0.048 0.692 0.277 0.80 0.324 0.005 1 21 MGU11New 1719 2017 299 12 2 0.390 0.11 0.40 0.048 0.499 0.287 1.76 0.384 0.001 1 22 MGU12AAU 1742 2017 276 11 4 0.391 0.09 0.31 0.038 0.511 0.270 1.51 0.351 0.000 1 23 MGU12BBU 1747 2017 271 11 9 0.306 0.10 0.35 0.051 0.758 0.268 1.22 0.345 0.015 1 24 MGU13AAU 1899 2017 119 5 2 0.364 0.08 0.25 0.045 0.677 0.277 2.16 0.436 0.002 1 25 MGU14AAU 1765 2017 253 10 4 0.346 0.08 0.32 0.041 0.636 0.300 0.96 0.326 0.003 1 26 MGU14BBU 1886 2017 132 5 5 0.248 0.11 0.30 0.046 0.564 0.303 1.11 0.391 -0.012 1 27 MGU15AAU 1900 2016 117 4 0 0.508 0.08 0.23 0.036 0.427 0.346 1.58 0.452 -0.005 1 28 MGU15BBU 1973 2017 45 1 0 0.417 0.07 0.19 0.034 0.247 0.476 2.17 0.581 -0.001 1 29 MGU16AAU 1918 2017 100 4 0 0.572 0.13 0.55 0.075 0.666 0.257 0.97 0.356 -0.003 1 30 MGU16BBU 1906 2017 112 4 2 0.355 0.16 0.63 0.102 0.524 0.338 1.29 0.496 0.007 1 31 MGU17AAU 1876 2017 142 5 0 0.524 0.08 0.19 0.031 0.550 0.276 1.42 0.388 0.015 1 32 MGU17BBU 1743 2017 275 11 0 0.517 0.09 0.26 0.043 0.522 0.294 1.74 0.383 0.000 1 33 MGU17CCU 1728 1871 144 5 0 0.553 0.15 0.51 0.077 0.595 0.312 1.14 0.389 0.004 1 34 MGU18AAU 1858 2017 160 6 1 0.588 0.14 0.49 0.077 0.470 0.370 2.04 0.526 -0.004 2 35 MGU18BBU 1809 2017 209 8 0 0.529 0.12 0.49 0.076 0.556 0.402 1.99 0.549 0.003 1 36 MGU20AAU 1921 2017 97 4 0 0.508 0.32 0.73 0.130 0.515 0.308 1.27 0.405 0.025 1 37 MGU20BBU 1796 2017 222 9 3 0.390 0.12 0.41 0.084 0.780 0.326 1.67 0.430 -0.006 2 38 MGU21AAU 1835 2017 183 7 0 0.549 0.17 0.63 0.093 0.618 0.341 1.38 0.410 0.004 1 39 MGU21BBU 1820 2017 198 8 0 0.578 0.15 0.51 0.077 0.665 0.329 1.40 0.394 -0.015 1 40 MGU22AAU 1756 2017 262 10 2 0.430 0.11 0.52 0.050 0.578 0.267 1.47 0.361 0.011 1 41 MGU23AAU 1869 2017 149 6 4 0.386 0.08 0.23 0.034 0.655 0.255 0.72 0.307 -0.006 2 42 MGU23BBU 1754 2017 264 10 4 0.442 0.14 0.66 0.076 0.679 0.275 1.66 0.413 -0.015 1 43 MGU25AAU 1705 2017 313 12 0 0.598 0.14 0.51 0.065 0.637 0.269 1.35 0.367 0.012 1 44 MGU25BBU 1694 2017 324 13 0 0.547 0.13 0.79 0.073 0.590 0.290 1.29 0.384 0.003 1 45 MGU26AAU 1745 2017 273 11 2 0.448 0.12 0.60 0.058 0.683 0.239 0.96 0.308 -0.006 2 46 MGU26BBU 1743 2017 275 11 3 0.473 0.15 0.41 0.054 0.564 0.243 1.13 0.306 0.004 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 8531 331 75 0.458 0.12 0.97 0.061 0.600 0.300 2.74 0.395 0.003