Tazlina River, Alaska - AK201 Additional Site Information Bowman A. Kennedy A. Stewart A.K. Hubbard T.D. Kowalski M.E. Chronology file name : AK201.CRN Measurement file name : AK201.RWL Date checked : 03FEB23 Checked by : NOAA Paleoclimatology Beginning year : 1880 Ending year : 2021 Principal investigators: Bowman A. Kennedy A. Stewart A.K. Hubbard T.D. Kowalski M.E. Site name : Tazlina River Site location : Alaska Species information : PCMA BLACK SPRUCE Latitude : 6204 Longitude : -14529 Elevation : 450M Series intercorrelation: 0.676 Avg mean sensitivity : 0.276 Avg standard deviation : 0.657 Avg autocorrelation : 0.745 Number dated series : 55 Segment length tested : 50 Number problem segments: 8 Pct problem segments : 4.12 PART 5: CORRELATION OF SERIES BY SEGMENTS: ak201 16:06 Fri 03 Feb 2023 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 1875 1900 1925 1950 1975 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 TZR010 1904 2021 .73 .79 .78 .74 2 TZR011 1885 2021 .74 .83 .81 .77 .72 3 TZR013 1935 2021 .79 .78 .56 4 TZR014 1944 2021 .87 .88 .76 5 TZR012 1910 2021 .22B .65 .79 .70 6 TZR015 1933 2021 .74 .70 .49 7 TZR016 1962 2021 .61 .61 8 TZR017 1881 2021 .57 .63 .68 .75 .75 9 TZR018 1921 2021 .74 .76 .56 .34 10 TZR019 1884 2021 .64 .56 .70 .78 .31B 11 TZR01A 1883 2021 .53 .68 .87 .82 .45 12 TZR01a 1940 2021 .80 .88 .71 13 TZR01b 1941 2021 .85 .87 .78 14 TZR02a 1920 2021 .62 .58 .63 .62 15 TZR02b 1927 2021 .81 .80 .68 16 TZR03a 1908 2021 .28A .58 .82 .69 17 TZR03b 1938 2021 .84 .71 .64 18 TZR04a 1884 2021 .70 .76 .84 .81 .83 19 TZR04b 1884 2021 .77 .78 .84 .81 .79 20 TZR05a 1889 2021 .59 .67 .82 .81 .70 21 TZR05b 1880 2019 .73 .76 .83 .78 .57 22 TZR06a 1986 2021 .77 23 TZR06b 1988 2021 .63 24 TZR07a 1988 2021 .61 25 TZR08a 1881 2021 .22B .37B .86 .76 .62 26 TZR08b 1892 2021 .81 .81 .88 .77 .57 27 TZR09a 1971 2021 .54 .54 28 TZR09b 1969 2021 .56 .62 29 TZY01a 1927 2021 .72 .76 .70 30 TZY01b 1935 2021 .64 .77 .77 31 TZY02b 1941 2021 .70 .72 .59 32 TZY03a 1934 2021 .72 .72 .86 33 TZY03b 1923 2021 .65 .62 .74 .87 34 TZY04a 1939 2021 .73 .77 .67 35 TZY04b 1930 2021 .60 .59 .67 36 TZY05a 1914 2021 .73 .82 .88 .89 37 TZY05b 1921 2021 .79 .78 .87 .70 38 TZY06a 1919 2021 .79 .81 .87 .80 39 TZY06b 1926 2021 .72 .86 .83 40 TZY07a 1941 2021 .69 .70 .47 41 TZY08a 1915 2017 .51 .65 .72 .70 42 TZY08b 1920 2021 .51 .48 .55 .62 43 TZY09a 1913 2021 .66 .71 .82 .70 44 TZY09b 1911 2021 .55 .76 .85 .74 45 TZY10a 1914 2021 .82 .86 .87 .82 46 TZY10b 1912 2021 .79 .84 .86 .86 47 TZY11a 1940 2021 .63 .53 .40 48 TZY11b 1931 2021 .57 .60 .30A 49 TZY12b 1921 2019 .82 .83 .76 .76 50 TZY13a 1928 2021 .78 .88 .81 51 TZY13b 1936 2021 .87 .89 .85 52 TZY16a 1916 2021 .55 .45 .33 .15B 53 TZY16b 1917 2021 .43 .42 .38 .24A 54 TZY17a 1930 2021 .53 .65 .43 55 TZY17b 1932 2021 .69 .74 .72 Av segment correlation .63 .65 .73 .74 .65 PART 7: DESCRIPTIVE STATISTICS: ak201 16:06 Fri 03 Feb 2023 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 TZR010 1904 2021 118 4 0 .780 1.31 2.45 .455 .444 .306 2.58 .500 .041 1 2 TZR011 1885 2021 137 5 0 .748 1.05 3.10 .504 .720 .271 2.54 .438 -.012 1 3 TZR013 1935 2021 87 3 0 .660 2.30 4.92 1.176 .860 .221 2.64 .451 .093 1 4 TZR014 1944 2021 78 3 0 .783 1.78 3.74 .708 .684 .245 2.66 .496 .030 1 5 TZR012 1910 2021 112 4 1 .517 1.16 2.05 .383 .467 .288 2.54 .419 -.058 1 6 TZR015 1933 2021 89 3 0 .585 1.34 3.29 .860 .693 .343 2.71 .404 .029 1 7 TZR016 1962 2021 60 2 0 .591 1.31 5.46 .960 .547 .418 2.74 .472 .029 1 8 TZR017 1881 2021 141 5 0 .666 1.13 4.24 .734 .843 .258 2.51 .387 -.043 2 9 TZR018 1921 2021 101 4 0 .549 1.37 11.12 1.516 .839 .307 3.26 .538 .011 2 10 TZR019 1884 2021 138 5 1 .513 .82 3.20 .664 .852 .238 2.76 .423 .068 1 11 TZR01A 1883 2021 139 5 0 .606 .94 9.73 .873 .769 .207 2.51 .379 -.005 2 12 TZR01a 1940 2021 82 3 0 .754 1.55 3.54 .842 .772 .321 2.80 .527 .080 2 13 TZR01b 1941 2021 81 3 0 .816 1.42 3.78 .718 .763 .300 2.68 .486 -.037 1 14 TZR02a 1920 2021 102 4 0 .624 1.06 2.81 .637 .750 .336 2.72 .455 -.012 1 15 TZR02b 1927 2021 95 3 0 .746 1.04 2.60 .497 .634 .327 2.56 .490 .037 1 16 TZR03a 1908 2021 114 4 1 .554 .62 1.96 .429 .817 .328 2.60 .467 -.010 1 17 TZR03b 1938 2021 84 3 0 .720 .68 1.45 .329 .579 .347 2.62 .409 -.015 1 18 TZR04a 1884 2021 138 5 0 .788 1.01 4.21 .831 .694 .513 2.88 .550 -.008 2 19 TZR04b 1884 2021 138 5 0 .804 .79 3.02 .578 .717 .470 2.66 .562 -.002 2 20 TZR05a 1889 2021 133 5 0 .738 .64 2.47 .441 .578 .487 2.67 .525 .029 1 21 TZR05b 1880 2019 140 5 0 .695 .61 2.37 .402 .629 .446 2.68 .493 .046 1 22 TZR06a 1986 2021 36 1 0 .770 2.45 4.23 .827 .327 .321 2.67 .525 -.033 1 23 TZR06b 1988 2021 34 1 0 .626 2.73 5.06 .903 .405 .284 2.75 .583 -.067 1 24 TZR07a 1988 2021 34 1 0 .612 3.42 5.15 .926 .423 .226 2.50 .489 .014 1 25 TZR08a 1881 2021 141 5 2 .592 1.19 2.57 .469 .666 .260 2.59 .456 .056 1 26 TZR08b 1892 2021 130 5 0 .739 1.27 2.59 .497 .642 .270 2.60 .408 .005 1 27 TZR09a 1971 2021 51 2 0 .542 1.84 3.80 .848 .649 .299 2.76 .599 -.033 1 28 TZR09b 1969 2021 53 2 0 .567 1.97 4.82 1.013 .803 .234 2.78 .629 .006 1 29 TZY01a 1927 2021 95 3 0 .714 1.66 5.21 .674 .684 .208 2.85 .552 -.012 1 30 TZY01b 1935 2021 87 3 0 .706 1.47 4.94 .741 .588 .267 2.97 .552 .096 1 31 TZY02b 1941 2021 81 3 0 .662 1.41 2.41 .698 .915 .194 2.64 .468 -.023 1 32 TZY03a 1934 2021 88 3 0 .785 .86 3.59 .872 .950 .273 2.62 .571 -.059 1 33 TZY03b 1923 2021 99 4 0 .754 .93 3.02 .614 .838 .269 2.74 .582 .004 1 34 TZY04a 1939 2021 83 3 0 .701 1.15 1.67 .230 .472 .168 2.80 .565 -.043 1 35 TZY04b 1930 2021 92 3 0 .628 1.06 1.81 .191 .335 .158 2.59 .346 -.016 1 36 TZY05a 1914 2021 108 4 0 .839 1.27 3.22 .875 .903 .289 2.54 .492 -.025 1 37 TZY05b 1921 2021 101 4 0 .745 1.11 6.36 1.084 .895 .286 2.76 .534 -.033 1 38 TZY06a 1919 2021 103 4 0 .816 1.29 2.62 .534 .727 .264 2.54 .488 -.060 1 39 TZY06b 1926 2021 96 3 0 .779 1.05 3.11 .582 .836 .252 2.63 .476 -.030 1 40 TZY07a 1941 2021 81 3 0 .627 .94 2.41 .553 .923 .174 2.52 .559 .054 1 41 TZY08a 1915 2017 103 4 0 .628 1.24 2.86 .673 .889 .184 2.72 .505 .024 1 42 TZY08b 1920 2021 102 4 0 .546 .99 3.22 .767 .952 .212 2.85 .558 -.041 1 43 TZY09a 1913 2021 109 4 0 .719 1.35 3.22 .730 .868 .261 2.64 .530 -.025 1 44 TZY09b 1911 2021 111 4 0 .718 1.37 3.78 .608 .807 .221 2.78 .515 .144 2 45 TZY10a 1914 2021 108 4 0 .831 1.19 2.42 .495 .793 .235 2.49 .412 -.056 1 46 TZY10b 1912 2021 110 4 0 .839 1.07 2.28 .399 .726 .236 2.56 .387 -.056 1 47 TZY11a 1940 2021 82 3 0 .534 1.06 3.10 .455 .809 .207 2.52 .404 -.077 1 48 TZY11b 1931 2021 91 3 1 .435 1.23 3.08 .686 .916 .192 2.76 .529 -.083 1 PART 7: DESCRIPTIVE STATISTICS: ak201 16:06 Fri 03 Feb 2023 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 () --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- 49 TZY12b 1921 2019 99 4 0 .771 1.27 5.60 .720 .771 .208 2.49 .434 -.026 1 50 TZY13a 1928 2021 94 3 0 .790 1.14 4.76 .754 .873 .258 2.70 .533 -.017 1 51 TZY13b 1936 2021 86 3 0 .867 1.47 6.85 1.067 .844 .253 2.65 .583 .062 1 52 TZY16a 1916 2021 106 4 1 .341 1.38 4.28 .712 .841 .160 2.62 .416 .018 1 53 TZY16b 1917 2021 105 4 1 .350 1.05 3.61 .646 .930 .169 2.70 .413 -.027 1 54 TZY17a 1930 2021 92 3 0 .492 .81 1.74 .443 .863 .216 2.69 .531 .034 1 55 TZY17b 1932 2021 90 3 0 .711 1.03 2.33 .465 .851 .213 2.59 .558 -.006 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 5388 194 8 .676 1.19 11.12 .657 .745 .276 3.26 .485 .001