Lost Grove, California - CA712 Additional Site Information Malcolm Hughes Ramzi Touchan Reference: R. Touchan, B. Black, E. Shamir, M.K. Hughes, and D.M. Meko. 2021. A multimillennial snow water equivalent reconstruction from giant sequoia tree rings. Climate Dynamics, DOI: 10.1007/s00382-020-05548-0 COFECHA output: Chronology file name : CA712.CRN Measurement file name : CA712.RWL Date checked : 25NOV20 Checked by : B. Bauer Beginning year : 1475 Ending year : 1991 Principal investigators: Malcolm Hughes Ramzi Touchan Site name : Lost Grove Site location : California Species information : SEGI GIANT SEQUOIA Latitude : 3639 Longitude : -11849 Elevation : 2020M Series intercorrelation: 0.393 Avg mean sensitivity : 0.192 Avg standard deviation : 0.305 Avg autocorrelation : 0.763 Number dated series : 17 Segment length tested : 50 Number problem segments: 74 Pct problem segments : 39.78 PART 5: CORRELATION OF SERIES BY SEGMENTS: Lost Grove 16:42 Wed 25 Nov 2020 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 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 LSG01A 1503 1793 .12B .36 .43 .41 .41 .43 .38 .26B .21B .18B .38 2 LSG01B 1673 1991 .26B .29A .40 .51 .31A .30A .24B .18B .22B .35 .52 .42 .38 3 LSG03A 1686 1991 .30B .32B .53 .52 .54 .53 .42 .23B .32A .44 .49 .47 4 LSG03B 1679 1991 -.03B-.01B-.11B .11B .26B .52 .58 .38 .53 .43 .48 .56 5 LSG04A 1665 1991 .55 .52 .37 .55 .58 .32A .51 .59 .44 .37 .28A .30A .32B 6 LSG04B1 1645 1858 .21A .30A .16B .37 .48 .38 .40 .70 .66 7 LSG04B2 1865 1991 .40 .41 .53 .48 .43 8 LSG06A 1679 1991 .38 .54 .60 .48 .43 .64 .68 .47 .47 .40 .35 .37 9 LSG06B 1752 1991 .38 .50 .73 .47 .20B .45 .51 .43 .32A 10 LSG07A1 1549 1700 .07B .07B .15B .16A .11B .26A .26B 11 LSG07A2 1705 1991 .26B .26B .12B .20B .41B .41 .42 -.01B .16A .48 .48 12 LSG09A 1508 1870 .32A .39 .75 .70 .33B .26A .14B .27B .22A .19B .34B .25B .40 .39 13 LSG09B 1475 1991 .16B .28A .69 .67 .38B .21B .20A .27B .35 .37 .26A .20B .39 .52 .49 .38 .48 .53 .41 14 LSG13A1 1613 1846 .24A .28A .35 .46 .21B .16B .23B .11B .49 15 LSG13A2 1849 1991 .09B .13B-.08B .02B .26A .23B 16 LSG14A 1601 1991 .27B .49 .39 .46 .47 .36 .57 .56 .47 .39 .35B .63 .54 .42 .44 17 LSG14B 1751 1991 .56 .67 .62 .63 .60 .56 .53 .54 .54 Av segment correlation .20 .28 .49 .48 .30 .28 .31 .30 .31 .34 .37 .37 .51 .46 .36 .36 .40 .43 .41 PART 7: DESCRIPTIVE STATISTICS: Lost Grove 16:42 Wed 25 Nov 2020 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 LSG01A 1503 1793 291 11 4 .321 .80 1.75 .310 .856 .202 2.60 .362 .009 2 2 LSG01B 1673 1991 319 13 7 .308 1.15 2.80 .479 .899 .158 2.64 .338 -.035 2 3 LSG03A 1686 1991 306 12 4 .405 .90 1.91 .265 .785 .142 2.67 .308 -.003 1 4 LSG03B 1679 1991 313 12 5 .340 .97 1.80 .249 .651 .169 2.63 .342 .002 1 5 LSG04A 1665 1991 327 13 4 .441 1.07 2.36 .315 .748 .160 2.61 .280 -.034 1 6 LSG04B1 1645 1858 214 9 3 .441 1.32 2.44 .418 .830 .148 2.89 .385 .002 1 7 LSG04B2 1865 1991 127 5 0 .441 1.00 2.37 .426 .877 .192 2.40 .282 -.003 1 8 LSG06A 1679 1991 313 12 0 .491 1.07 3.13 .338 .775 .153 2.58 .275 -.039 1 9 LSG06B 1752 1991 240 9 2 .418 1.20 2.77 .475 .779 .223 2.52 .319 .003 1 10 LSG07A1 1549 1700 152 7 7 .486 .72 1.39 .181 .509 .208 2.29 .245 .010 3 11 LSG07A2 1705 1991 287 11 7 .309 .72 1.22 .211 .693 .208 2.44 .301 .005 3 12 LSG09A 1508 1870 363 14 9 .409 .65 1.51 .265 .874 .187 2.31 .215 -.020 1 13 LSG09B 1475 1991 517 19 8 .389 .60 1.62 .215 .667 .259 2.57 .336 -.018 9 14 LSG13A1 1613 1846 234 9 6 .314 .79 2.42 .363 .844 .207 2.65 .396 -.009 3 15 LSG13A2 1849 1991 143 6 6 .133 .96 2.15 .400 .770 .224 2.80 .516 -.083 1 16 LSG14A 1601 1991 391 15 2 .423 .75 1.58 .222 .746 .186 2.49 .350 .007 2 17 LSG14B 1751 1991 241 9 0 .570 .76 1.68 .258 .686 .228 2.51 .346 .004 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 4778 186 74 .393 .88 3.13 .305 .763 .192 2.89 .324 -.011