Wild Rose update, Colorado - co650 Additional Information Connie Woodhouse Mark Losleben Jeff Lukas Kurt Chowanski Purpose of Collection: Climatology - Snowpack reconstruction Reference: Pederson, G.T., S.T. Gray, C.A. Woodhouse, J.L. Betancourt, D.B. Fagre, J.S. Littell, E. Watson, B.H. Luckman, and L.J. Graumlich. 2011. The unusual nature of recent snowpack declines in the North American Cordillera. Sciencexpress, Published online 9 June 2011. DOI: 10.1126/science.1201570 COFECHA output: Chronology file name : CO650.CRN Measurement file name : CO650.RWL Date checked : 07JUN11 Checked by : B. Bauer Beginning year : 1000 Ending year : 2002 Principal investigators: Connie Woodhouse Mark Losleben Jeff Lukas Kurt Chowanski Site name : Wild Rose update Site location : Colorado Species information : PSME DOUGLAS-FIR Latitude : 3901 Longitude : -10815 Elevation : 2636m Series intercorrelation: 0.858 Avg mean sensitivity : 0.514 Avg standard deviation : 0.202 Avg autocorrelation : 0.556 Number dated series : 66 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Wild Rose update 16:45 Tue 07 Jun 2011 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 1000 1025 1050 1075 1100 1125 1150 1175 1200 1225 1250 1275 1300 1325 1350 1375 1400 1425 1450 1475 1049 1074 1099 1124 1149 1174 1199 1224 1249 1274 1299 1324 1349 1374 1399 1424 1449 1474 1499 1524 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 6 wil022 1429 1749 .88 .93 .93 7 wil021 1432 1749 .82 .90 .92 8 wil151 1230 2000 .81 .83 .90 .90 .89 .93 .93 .90 .91 .91 .92 9 wil152 1234 2000 .90 .90 .88 .91 .90 .92 .83 .87 .91 .90 .90 10 wil131 1334 2000 .86 .86 .80 .68 .71 .82 .88 11 wil132 1349 2000 .79 .79 .83 .78 .82 .88 .92 12 wil011 1240 2000 .82 .86 .86 .86 .84 .85 .79 .82 .92 .93 .92 13 wil012 1249 2000 .81 .81 .85 .85 .83 .83 .79 .86 .89 .92 .93 14 wil182 1323 2000 .83 .84 .86 .86 .89 .94 .90 .90 16 wil161 1260 2000 .67 .71 .78 .83 .84 .85 .78 .81 .93 .93 22 wil191 1233 2000 .87 .92 .78 .82 .92 .92 .88 .86 .90 .90 .90 23 wil192 1232 2000 .76 .89 .87 .85 .88 .86 .85 .84 .82 .86 .90 24 wil031 1476 2000 .79 25 wil032 1489 2000 .78 35 wil612 1326 2002 .70 .70 .64 .62 .69 .83 .91 36 wil621 1146 2002 .69 .71 .81 .87 .84 .88 .93 .96 .93 .84 .77 .82 .89 .84 .91 37 wil622 1154 2002 .75 .65 .75 .86 .91 .91 .93 .88 .79 .79 .87 .89 .84 .91 45 wil731 1498 2002 .84 48 wil821 1480 2002 .94 49 wil832 1310 2002 .91 .90 .92 .93 .88 .89 .88 .89 51 wix171 1021 1276 .81 .75 .53 .59 .63 .87 .78 .68 .77 .85 .88 52 wix172 1000 1215 .72 .72 .59 .72 .73 .83 .79 .68 53 wix061 1014 1354 .51 .46 .41 .52 .52 .84 .88 .83 .75 .83 .87 .86 .77 .80 54 wix021 1160 1572 .69 .67 .61 .72 .85 .89 .80 .77 .84 .72 .72 .91 .91 .87 55 wix101 1190 1380 .75 .76 .83 .91 .93 .90 .89 .85 56 wix102 1190 1450 .76 .74 .90 .93 .91 .92 .89 .86 .79 .77 .78 57 wix111 1150 1371 .77 .62 .52 .69 .83 .88 .89 .90 58 wix201 1120 1260 .71 .78 .85 .80 .85 .85 59 wix071 1197 1494 .61 .66 .80 .87 .93 .91 .90 .83 .80 .86 .90 .80 60 wix072 1213 1728 .75 .76 .83 .82 .77 .74 .83 .82 .81 .89 .89 .85 61 wix081 1169 1545 .72 .73 .83 .91 .91 .85 .81 .82 .89 .81 .74 .85 .85 .83 62 wix082 1170 1410 .72 .83 .85 .84 .83 .84 .85 .83 .85 .83 63 wix091 1251 1580 .88 .92 .96 .92 .86 .81 .71 .80 .92 .86 64 wix181 1150 1338 .86 .78 .78 .91 .95 .94 .93 65 wix192 1220 1422 .86 .88 .92 .88 .86 .87 .87 .82 66 wix191 1212 1380 .82 .82 .90 .89 .86 .86 .92 Av segment correlation .68 .64 .51 .61 .65 .80 .77 .73 .76 .83 .87 .87 .87 .85 .85 .82 .80 .86 .88 .89 PART 5: CORRELATION OF SERIES BY SEGMENTS: Wild Rose update 16:45 Tue 07 Jun 2011 Page 6 ----------------------------------------------------------------------------------------------------------------------------------- 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 1975 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 wil221 1716 2000 .73 .80 .74 .77 .79 .79 .76 .80 .68 .73 .85 .84 2 wil222 1716 2000 .84 .85 .78 .81 .88 .86 .86 .86 .75 .79 .88 .88 3 wil321 1698 2000 .96 .95 .91 .90 .90 .93 .92 .89 .81 .79 .92 .89 .90 4 wil042 1522 2000 .80 .80 .71 .61 .75 .86 .90 .91 .91 .87 .88 .94 .93 .93 .86 .79 .57 .66 .85 .86 5 wil041 1556 2000 .80 .75 .87 .87 .89 .93 .93 .92 .88 .89 .94 .95 .91 .83 .69 .76 .85 .86 6 wil022 1429 1749 .93 .89 .88 .87 .77 .80 .83 .86 .84 7 wil021 1432 1749 .94 .84 .86 .91 .85 .84 .87 .90 .84 8 wil151 1230 2000 .95 .96 .95 .92 .93 .93 .96 .95 .94 .96 .86 .85 .94 .93 .93 .89 .87 .89 .90 .90 9 wil152 1234 2000 .92 .91 .92 .90 .86 .91 .94 .95 .95 .93 .92 .94 .96 .93 .93 .92 .82 .85 .88 .86 10 wil131 1334 2000 .89 .93 .94 .93 .91 .91 .93 .91 .94 .96 .94 .92 .93 .94 .90 .76 .68 .80 .82 .83 11 wil132 1349 2000 .91 .88 .88 .86 .80 .92 .92 .92 .93 .96 .94 .90 .92 .94 .93 .88 .82 .84 .90 .91 12 wil011 1240 2000 .94 .94 .89 .84 .84 .81 .90 .90 .90 .90 .84 .87 .93 .94 .92 .89 .86 .89 .92 .92 13 wil012 1249 2000 .93 .88 .71 .83 .81 .78 .92 .86 .86 .88 .83 .87 .92 .94 .92 .89 .83 .85 .90 .90 14 wil182 1323 2000 .95 .86 .80 .91 .83 .86 .92 .90 .91 .89 .89 .89 .88 .94 .92 .85 .71 .72 .86 .87 15 wil181 1540 2000 .88 .89 .90 .86 .89 .92 .93 .91 .90 .89 .88 .87 .93 .92 .86 .79 .86 .88 .87 16 wil161 1260 2000 .94 .91 .90 .94 .90 .89 .93 .93 .93 .94 .94 .92 .92 .92 .92 .91 .82 .79 .85 .84 17 wil162 1541 2000 .88 .89 .94 .88 .82 .88 .90 .92 .88 .88 .93 .88 .85 .89 .83 .77 .88 .87 .88 18 wil143 1690 2000 .78 .84 .88 .88 .88 .92 .94 .91 .79 .74 .88 .94 .92 19 wil142 1698 2000 .84 .85 .86 .85 .87 .95 .92 .85 .74 .70 .82 .90 .88 20 wil081 1652 2000 .86 .83 .84 .88 .85 .84 .89 .92 .89 .87 .81 .83 .90 .89 21 wil082 1513 2000 .74 .74 .68 .66 .72 .87 .90 .86 .86 .85 .68 .68 .85 .91 .91 .84 .73 .75 .78 .78 22 wil191 1233 2000 .94 .86 .82 .84 .91 .89 .89 .90 .91 .91 .90 .90 .87 .88 .92 .90 .77 .84 .94 .93 23 wil192 1232 2000 .93 .91 .88 .78 .81 .89 .90 .91 .90 .88 .88 .85 .87 .91 .92 .89 .82 .83 .91 .91 24 wil031 1476 2000 .67 .54 .78 .85 .78 .80 .81 .83 .86 .83 .81 .81 .84 .81 .79 .81 .80 .83 .81 .80 25 wil032 1489 2000 .74 .78 .77 .81 .85 .92 .92 .90 .92 .87 .89 .91 .87 .83 .83 .83 .85 .86 .81 .81 26 wil211 1609 2000 .77 .77 .80 .87 .89 .82 .81 .89 .91 .90 .84 .70 .64 .80 .82 .80 27 wil212 1570 2000 .77 .78 .82 .88 .90 .93 .93 .88 .86 .89 .91 .77 .73 .77 .76 .86 .89 .89 28 wil231 1699 2000 .81 .81 .86 .83 .86 .93 .93 .91 .79 .78 .93 .90 .88 29 wil232 1682 2000 .69 .74 .89 .84 .84 .90 .92 .81 .74 .74 .81 .88 .87 30 wil071 1664 2000 .87 .88 .93 .94 .91 .85 .92 .90 .88 .88 .87 .91 .92 .91 31 wil072 1716 2000 .86 .87 .87 .89 .91 .90 .92 .88 .85 .88 .91 .90 32 wil111 1716 2000 .90 .92 .86 .83 .84 .81 .92 .88 .84 .84 .85 .87 33 wil112 1697 2000 .75 .81 .87 .87 .87 .90 .89 .89 .84 .80 .84 .87 .87 34 wil611 1670 2002 .89 .88 .89 .91 .87 .88 .93 .94 .93 .93 .87 .72 .76 .81 35 wil612 1326 2002 .90 .90 .91 .86 .89 .94 .94 .94 .95 .96 .93 .93 .94 .91 .91 .86 .77 .84 .90 .85 36 wil621 1146 2002 .91 .92 .91 .85 .89 .91 .92 .91 .90 .86 .81 .87 .93 .94 .94 .85 .78 .87 .89 .88 37 wil622 1154 2002 .89 .88 .91 .92 .89 .88 .92 .93 .92 .88 .86 .88 .90 .90 .89 .88 .80 .81 .86 .85 38 wil631 1798 2002 .84 .83 .86 .86 .74 .66 .74 .74 .79 39 wil632 1785 2002 .82 .86 .84 .83 .75 .69 .75 .77 .77 40 wil641 1740 2002 .76 .81 .83 .90 .91 .88 .76 .70 .81 .82 .84 41 wil642 1760 2002 .64 .61 .77 .92 .89 .67 .58 .85 .85 .86 42 wil711 1620 2002 .80 .83 .77 .76 .82 .91 .89 .89 .92 .91 .86 .73 .67 .80 .86 .87 43 wil721 1528 2002 .87 .88 .82 .81 .90 .89 .90 .94 .92 .87 .87 .89 .89 .88 .86 .80 .85 .95 .94 44 wil722 1622 2002 .80 .81 .88 .92 .90 .89 .91 .87 .85 .80 .68 .70 .73 .82 .84 .83 45 wil731 1498 2002 .85 .83 .83 .71 .67 .82 .87 .93 .78 .75 .82 .84 .89 .85 .83 .90 .88 .87 .90 .88 46 wil751 1669 2002 .93 .93 .95 .97 .87 .86 .95 .88 .88 .86 .78 .84 .90 .90 47 wil811 1680 2002 .93 .95 .94 .86 .84 .91 .94 .91 .86 .75 .77 .86 .84 48 wil821 1480 2002 .94 .94 .90 .91 .91 .89 .91 .93 .89 .90 .88 .87 .93 .92 .91 .86 .81 .90 .89 .87 49 wil832 1310 2002 .89 .84 .87 .92 .90 .93 .95 .94 .97 .96 .93 .93 .92 .93 .91 .84 .78 .74 .61 .60 50 wil732 1560 2002 .89 .84 .79 .85 .84 .86 .91 .89 .83 .84 .84 .82 .86 .85 .83 .84 .85 .83 54 wix021 1160 1572 .88 .83 60 wix072 1213 1728 .87 .86 .85 .83 .87 .92 .86 .87 .84 61 wix081 1169 1545 .84 63 wix091 1251 1580 .88 .89 .88 Av segment correlation .88 .86 .85 .84 .84 .87 .89 .89 .89 .89 .86 .86 .90 .90 .88 .83 .77 .82 .86 .86 PART 7: DESCRIPTIVE STATISTICS: Wild Rose update 16:45 Tue 07 Jun 2011 Page 14 ----------------------------------------------------------------------------------------------------------------------------------- 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 wil221 1716 2000 285 12 0 .770 .62 1.58 .255 .548 .338 2.77 .486 -.051 1 2 wil222 1716 2000 285 12 0 .838 .65 1.98 .262 .462 .351 2.91 .548 -.052 1 3 wil321 1698 2000 303 13 0 .892 .40 .90 .177 .390 .471 2.68 .430 .002 2 4 wil042 1522 2000 479 20 0 .815 .39 .93 .166 .465 .407 2.48 .292 -.004 1 5 wil041 1556 2000 445 18 0 .862 .43 1.07 .182 .431 .415 2.59 .386 -.014 2 6 wil022 1429 1749 321 12 0 .868 .47 1.65 .250 .594 .442 2.54 .355 .012 1 7 wil021 1432 1749 318 12 0 .874 .45 1.54 .258 .691 .441 2.49 .436 -.020 2 8 wil151 1230 2000 771 31 0 .913 .30 .92 .163 .468 .549 2.57 .370 .002 1 9 wil152 1234 2000 767 31 0 .916 .31 1.05 .185 .537 .581 2.52 .319 -.004 1 10 wil131 1334 2000 667 27 0 .862 .34 1.19 .206 .620 .540 2.59 .367 .005 1 11 wil132 1349 2000 652 27 0 .874 .43 1.58 .266 .614 .580 2.54 .385 .004 5 12 wil011 1240 2000 761 31 0 .881 .28 .90 .154 .566 .524 2.53 .375 -.019 1 13 wil012 1249 2000 752 31 0 .872 .29 1.15 .173 .634 .560 2.51 .321 -.035 1 14 wil182 1323 2000 678 28 0 .889 .31 1.25 .187 .592 .588 2.51 .295 .004 3 15 wil181 1540 2000 461 19 0 .891 .40 1.10 .204 .525 .487 2.58 .425 -.009 1 16 wil161 1260 2000 741 30 0 .876 .28 .93 .156 .541 .562 2.48 .290 -.003 1 17 wil162 1541 2000 460 19 0 .870 .27 .94 .137 .452 .522 2.66 .439 .011 7 18 wil143 1690 2000 311 13 0 .879 .37 1.14 .205 .355 .580 2.79 .461 -.003 1 19 wil142 1698 2000 303 13 0 .842 .47 1.40 .235 .419 .477 2.71 .406 .013 1 20 wil081 1652 2000 349 14 0 .856 .37 .96 .176 .496 .416 2.56 .367 -.020 3 21 wil082 1513 2000 488 20 0 .784 .46 1.62 .271 .739 .375 2.58 .365 -.021 5 22 wil191 1233 2000 768 31 0 .888 .19 .67 .118 .300 .730 2.73 .457 -.029 1 23 wil192 1232 2000 769 31 0 .877 .20 .74 .133 .489 .688 2.60 .337 -.010 1 24 wil031 1476 2000 525 21 0 .805 .28 .99 .198 .653 .654 2.63 .394 .003 5 25 wil032 1489 2000 512 21 0 .847 .35 1.68 .272 .729 .572 2.63 .464 -.033 3 26 wil211 1609 2000 392 16 0 .829 .35 1.27 .253 .779 .517 2.64 .377 -.018 1 27 wil212 1570 2000 431 18 0 .852 .43 1.14 .213 .652 .422 2.62 .420 .000 1 28 wil231 1699 2000 302 13 0 .855 .51 1.43 .273 .471 .483 2.69 .497 -.018 3 29 wil232 1682 2000 319 13 0 .823 .54 1.59 .288 .580 .444 2.74 .464 -.048 3 30 wil071 1664 2000 337 14 0 .899 .28 .69 .166 .251 .768 2.62 .443 -.035 3 31 wil072 1716 2000 285 12 0 .895 .25 .69 .142 .248 .730 2.61 .395 -.012 7 32 wil111 1716 2000 285 12 0 .875 .32 .94 .208 .429 .747 2.66 .469 -.031 3 33 wil112 1697 2000 304 13 0 .888 .27 1.14 .197 .488 .818 2.70 .482 -.040 1 34 wil611 1670 2002 333 14 0 .886 .34 .85 .165 .385 .487 2.66 .424 -.005 1 35 wil612 1326 2002 677 27 0 .877 .41 1.66 .286 .718 .513 2.63 .373 -.012 1 36 wil621 1146 2002 857 35 0 .867 .30 1.99 .177 .604 .525 2.57 .317 -.011 5 37 wil622 1154 2002 849 34 0 .873 .28 1.22 .176 .681 .531 2.52 .366 -.010 9 38 wil631 1798 2002 205 9 0 .800 .60 1.51 .233 .634 .279 2.64 .413 -.025 1 39 wil632 1785 2002 218 9 0 .795 .60 1.48 .239 .617 .284 2.69 .398 -.031 2 40 wil641 1740 2002 263 11 0 .817 .69 1.48 .277 .591 .316 2.57 .393 -.044 2 41 wil642 1760 2002 243 10 0 .762 .84 2.42 .410 .736 .292 2.51 .362 -.018 1 42 wil711 1620 2002 383 16 0 .839 .49 1.29 .256 .522 .476 2.79 .436 .027 1 43 wil721 1528 2002 475 19 0 .882 .26 .93 .140 .470 .489 2.61 .354 -.019 5 44 wil722 1622 2002 381 16 0 .840 .33 1.03 .190 .648 .449 2.55 .332 -.015 2 45 wil731 1498 2002 505 21 0 .847 .29 1.00 .197 .675 .573 2.64 .435 .021 3 46 wil751 1669 2002 334 14 0 .895 .34 1.14 .220 .637 .577 2.65 .416 -.005 1 47 wil811 1680 2002 323 13 0 .872 .31 .83 .161 .426 .546 2.78 .496 -.019 2 48 wil821 1480 2002 523 21 0 .908 .29 .79 .160 .446 .620 2.62 .388 -.010 1 PART 7: DESCRIPTIVE STATISTICS: Wild Rose update 16:45 Tue 07 Jun 2011 Page 15 ----------------------------------------------------------------------------------------------------------------------------------- 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 wil832 1310 2002 693 28 0 .885 .32 1.26 .178 .501 .570 2.57 .364 -.014 3 50 wil732 1560 2002 443 18 0 .867 .30 .77 .153 .473 .536 2.68 .401 -.011 1 51 wix171 1021 1276 256 11 0 .762 .70 1.70 .331 .694 .401 2.53 .357 .001 1 52 wix172 1000 1215 216 8 0 .700 .67 1.93 .314 .717 .356 2.72 .335 -.031 1 53 wix061 1014 1354 341 14 0 .705 .73 1.88 .366 .787 .301 2.60 .347 -.046 2 54 wix021 1160 1572 413 16 0 .792 .36 1.11 .170 .535 .440 2.62 .402 .004 1 55 wix101 1190 1380 191 8 0 .871 .38 .84 .158 .391 .392 2.46 .296 -.033 1 56 wix102 1190 1450 261 11 0 .844 .32 .71 .146 .473 .451 2.44 .293 .003 1 57 wix111 1150 1371 222 8 0 .794 .41 1.06 .209 .533 .455 2.55 .409 -.013 1 58 wix201 1120 1260 141 6 0 .778 .36 .69 .154 .509 .405 2.50 .424 -.007 2 59 wix071 1197 1494 298 12 0 .827 .33 .86 .154 .563 .406 2.47 .246 -.015 1 60 wix072 1213 1728 516 21 0 .859 .30 .96 .165 .547 .529 2.58 .328 -.003 5 61 wix081 1169 1545 377 15 0 .838 .51 1.39 .269 .748 .373 2.54 .355 -.029 6 62 wix082 1170 1410 241 10 0 .820 .55 1.18 .223 .657 .313 2.47 .389 .016 6 63 wix091 1251 1580 330 13 0 .864 .53 1.50 .266 .616 .381 2.49 .346 .020 1 64 wix181 1150 1338 189 7 0 .894 .65 1.46 .282 .577 .361 2.58 .458 -.013 1 65 wix192 1220 1422 203 8 0 .872 .40 1.51 .237 .702 .442 2.40 .348 -.021 1 66 wix191 1212 1380 169 7 0 .877 .47 1.09 .205 .500 .387 2.44 .434 -.006 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 27895 1138 0 .858 .37 2.42 .202 .556 .514 2.91 .382 -.011