Utah Forest Dynamics Plot, Cedar Breaks National Monument, Utah - UT556 Additional Site Information Joseph D. Birch James A. Lutz Notes: Aspen (Populus tremuloides) tree cores taken from living trees within the Utah Forest Dynamics Plot in July 2020. Funding: Utah Agricultural Experiment Station grants 1153, 1398, 1423 COFECHA output: Chronology file name : UT556.CRN Measurement file name : UT556.RWL Date checked : 27JAN22 Checked by : B. Bauer Beginning year : 1767 Ending year : 2020 Principal investigators: Joseph D. Birch James A. Lutz Site name : Utah Forest Dynamics Plot Site location : Utah Species information : PPTR QUAKING ASPEN Latitude : 3740 Longitude : -11251 Elevation : 3081M Series intercorrelation: 0.602 Avg mean sensitivity : 0.276 Avg standard deviation : 0.377 Avg autocorrelation : 0.684 Number dated series : 27 Segment length tested : 50 Number problem segments: 8 Pct problem segments : 5.88 PART 5: CORRELATION OF SERIES BY SEGMENTS: Utah Forest Dynamics Plot PPTR 08:42 Thu 27 Jan 2022 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 1800 1825 1850 1875 1900 1925 1950 1975 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 21-301A 1837 2020 .62 .53 .48 .73 .78 .62 .78 2 21-0360B 1861 2020 .58 .55 .76 .73 .65 .78 3 26-0385A 1881 2020 .63 .86 .89 .75 .65 4 23-0517B 1956 2020 .26B .35 5 25-0503A 1919 2020 .61 .72 .53 .62 6 33-0393 1878 2018 .38 .17B .26A .42 .39 7 29-0967A 1834 1970 .61 .72 .75 .64 .64 8 24-0299A 1849 2020 .58 .63 .60 .73 .75 .54 .64 9 27-0585B 1945 2020 .56 .53 .60 10 28-1330A 1851 2020 .70 .69 .71 .68 .67 .61 11 24-0245A 1767 2020 .01B .06B .48 .41 .47 .65 .65 .81 12 26-0400B 1885 2020 .52 .81 .88 .79 .83 13 28-1330B 1841 1900 .38 .46 .46 14 28-1330B 1903 2020 .45 .54 .63 .59 15 26-0400A 1883 2020 .48 .67 .72 .66 .76 16 28-1351B 1821 1950 .28A .31B .69 .74 .76 .79 17 22-0219A 1840 2020 .50 .59 .61 .68 .68 .66 .79 18 25-0503B 1889 2020 .42 .65 .78 .54 .49 19 24-0245B 1872 2020 .37 .41 .63 .63 .64 .72 20 29-0815A 1884 2020 .57 .54 .49 .50 .61 21 22-0293A 1881 1960 .53 .65 .66 22 22-0219B 1900 2020 .75 .74 .56 .71 23 21-0301B 1840 2020 .51 .58 .62 .68 .67 .64 .69 24 26-0385B 1900 2020 .77 .81 .76 .77 25 29-0967B 1860 1960 .81 .75 .69 .73 26 29-0814A 1883 2020 .48 .46 .52 .68 .64 27 29-0794A 1882 2020 .62 .53 .41 .24A .34 Av segment correlation .15 .45 .59 .56 .64 .67 .59 .64 PART 7: DESCRIPTIVE STATISTICS: Utah Forest Dynamics Plot PPTR 08:42 Thu 27 Jan 2022 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 21-301A 1837 2020 184 7 0 .643 1.12 2.42 .392 .690 .243 2.43 .293 -.015 2 2 21-0360B 1861 2020 160 6 0 .683 .97 2.06 .407 .685 .285 2.46 .375 -.048 1 3 26-0385A 1881 2020 140 5 0 .722 1.02 2.63 .499 .730 .282 2.57 .395 .016 1 4 23-0517B 1956 2020 65 2 1 .356 .52 .98 .181 .639 .262 2.72 .540 -.073 2 5 25-0503A 1919 2020 102 4 0 .623 .69 1.53 .297 .607 .326 2.63 .570 -.004 1 6 33-0393 1878 2018 141 5 2 .314 .31 .80 .135 .588 .322 2.58 .401 -.030 2 7 29-0967A 1834 1970 137 5 0 .630 .60 1.42 .256 .375 .354 2.52 .353 -.042 1 8 24-0299A 1849 2020 172 7 0 .637 .93 1.72 .337 .660 .236 2.57 .398 .011 1 9 27-0585B 1945 2020 76 3 0 .643 .73 1.69 .263 .600 .259 2.64 .579 -.027 1 10 28-1330A 1851 2020 170 6 0 .692 .77 1.96 .408 .734 .301 2.45 .375 .001 2 11 24-0245A 1767 2020 254 8 2 .444 .66 1.73 .335 .752 .303 2.36 .287 .002 1 12 26-0400B 1885 2020 136 5 0 .764 1.11 2.11 .388 .684 .227 2.51 .410 .024 1 13 28-1330B 1841 1900 60 3 0 .422 .95 1.94 .322 .245 .313 2.51 .466 .044 1 14 28-1330B 1903 2020 118 4 0 .549 .67 2.44 .393 .846 .226 2.69 .384 -.038 1 15 26-0400A 1883 2020 138 5 0 .652 .98 2.69 .385 .647 .257 2.70 .499 -.027 1 16 28-1351B 1821 1950 130 6 2 .541 .69 2.05 .364 .608 .355 2.65 .456 -.042 1 17 22-0219A 1840 2020 181 7 0 .647 1.06 2.37 .407 .723 .225 2.45 .341 -.034 2 18 25-0503B 1889 2020 132 5 0 .579 .52 1.40 .261 .779 .307 2.64 .437 -.013 1 19 24-0245B 1872 2020 149 6 0 .606 .89 2.91 .381 .711 .290 2.65 .406 -.011 2 20 29-0815A 1884 2020 137 5 0 .525 1.06 2.47 .415 .664 .264 2.56 .411 -.018 1 21 22-0293A 1881 1960 80 3 0 .645 .91 1.70 .329 .572 .311 2.58 .515 -.038 1 22 22-0219B 1900 2020 121 4 0 .691 .93 2.32 .345 .763 .223 2.44 .320 -.004 1 23 21-0301B 1840 2020 181 7 0 .616 1.15 2.65 .472 .771 .246 2.49 .351 -.027 1 24 26-0385B 1900 2020 121 4 0 .756 .91 2.25 .451 .769 .284 2.51 .433 .023 1 25 29-0967B 1860 1960 101 4 0 .766 .76 2.24 .380 .692 .304 2.56 .371 -.067 1 26 29-0814A 1883 2020 138 5 0 .552 1.43 2.91 .516 .692 .229 2.49 .360 -.023 1 27 29-0794A 1882 2020 139 5 1 .440 1.18 3.09 .616 .802 .274 2.65 .424 .010 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 3663 136 8 .602 .88 3.09 .377 .684 .276 2.72 .396 -.016