Sargents, Colorado, USA - CO624 Additional information Connie A. Woodhouse Jeff Lukas Gary Bolton Purpose of Collection: Climatology Detrend method: Negative exponential or linear regression of any slope, or 2/3-length spline. Detrending was done interactively, and if a negative exponential or lenear regression fit poorly, a 2/3-length spline was used. Cores are stored at: Institute of Arctic and Alpine Research, University of Colorado Reference: Woodhouse, Connie A.; Gray, Stephen T.; Meko, David M. 2006. Updated streamflow reconstructions for the Upper Colorado River Basin. Water Resources Research 42(5), W05415. COFECHA output: Chronology file name : CO624.CRN Measurement file name : CO624.RWL Date checked : 21JUN06 Checked by : B. Bauer Beginning year : 1275 Ending year : 2002 Principal investigators: Connie A. Woodhouse Jeff Lukas Gary Bolton Site name : Sargents Site location : Colorado Species information : PSME DOUGLAS-FIR Latitude : 3824 Longitude : -10626 Elevation : 2621m Series intercorrelation: 0.862 Avg mean sensitivity : 0.486 Avg standard deviation : 0.406 Avg autocorrelation : 0.593 Number dated series : 40 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Sargents 14:49 Wed 21 Jun 2006 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 1275 1300 1325 1350 1375 1400 1425 1450 1475 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1324 1349 1374 1399 1424 1449 1474 1499 1524 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 sar032 1728 2000 .83 .88 2 sar031 1747 2000 .87 .87 3 sar051 1721 2000 .86 .86 .87 4 sar052 1736 2000 .86 .88 7 sar161 1734 2000 .87 .85 8 sar162 1706 2000 .90 .91 .83 9 sar182 1337 1771 .90 .92 .95 .95 .79 .78 .93 .94 .92 .91 .89 .89 .90 .87 .71 .78 .73 10 sar181 1289 1762 .83 .84 .92 .94 .95 .96 .83 .85 .93 .94 .95 .94 .92 .89 .89 .79 .73 .76 .75 11 sar191 1617 2000 .89 .88 .89 .89 .93 .94 .93 12 sar192 1660 2000 .86 .90 .94 .94 .92 13 sar201 1556 1970 .83 .89 .93 .91 .89 .88 .90 .87 .81 14 sar202 1636 1874 .87 .89 .83 .86 .88 .80 15 sar251 1275 2000 .86 .88 .83 .86 .95 .94 .91 .94 .96 .95 .93 .92 .95 .96 .95 .95 .96 .96 .95 .94 16 sar252 1374 2000 .93 .93 .95 .92 .94 .96 .94 .92 .91 .92 .96 .96 .95 .92 .90 .93 .93 17 sar261 1416 2000 .88 .91 .88 .93 .93 .89 .92 .95 .95 .96 .94 .92 .93 .89 .85 18 sar262 1357 1445 .91 .91 .90 19 sar262 1454 1886 .80 .95 .95 .92 .92 .95 .96 .96 .95 .91 .92 .92 .90 20 sar271 1640 2000 .88 .86 .84 .92 .91 .82 21 sar272 1621 2000 .90 .90 .91 .90 .93 .94 .91 22 sar291 1602 2000 .73 .86 .85 .84 .86 .86 .89 23 sar292 1617 2000 .83 .85 .88 .86 .85 .86 .85 24 sar301 1640 2000 .87 .90 .91 .95 .93 .82 25 sar302 1663 2000 .91 .86 .90 .90 .82 26 sar311 1400 1796 .80 .68 .73 .93 .92 .88 .88 .87 .90 .91 .89 .82 .89 .91 .84 30 sar811 1655 2001 .87 .86 .93 .94 .93 32 sar711 1769 2002 .71 34 sar801 1662 2002 .82 .84 .91 .92 .90 35 sar621 1741 2002 .72 .81 36 sar831 1302 2002 .83 .84 .91 .95 .92 .83 .82 .90 .91 .87 .87 .90 .94 .96 .93 .90 .92 .89 .86 37 sar741 1691 2002 .77 .82 .86 .85 38 sar731 1619 2002 .83 .86 .89 .86 .80 .81 .88 39 sar851 1311 2002 .89 .89 .93 .94 .94 .93 .93 .93 .92 .94 .94 .93 .95 .96 .95 .93 .96 .92 .87 40 sar611 1745 2002 .85 .88 Av segment correlation .84 .86 .87 .91 .94 .92 .85 .85 .93 .93 .91 .90 .92 .90 .91 .89 .86 .89 .88 .86 PART 5: CORRELATION OF SERIES BY SEGMENTS: Sargents 14:49 Wed 21 Jun 2006 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 1775 1800 1825 1850 1875 1900 1925 1950 1975 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 sar032 1728 2000 .81 .77 .79 .81 .82 .77 .88 .92 .92 2 sar031 1747 2000 .76 .75 .83 .83 .81 .79 .82 .87 .87 3 sar051 1721 2000 .85 .86 .84 .83 .87 .93 .93 .89 .89 4 sar052 1736 2000 .85 .85 .88 .87 .81 .87 .87 .84 .84 5 sar061 1797 2000 .78 .79 .88 .88 .77 .72 .76 .76 .75 6 sar062 1800 2000 .80 .84 .88 .84 .79 .79 .79 .78 7 sar161 1734 2000 .66 .56 .83 .82 .85 .87 .85 .86 .85 8 sar162 1706 2000 .75 .77 .86 .78 .76 .89 .93 .92 .91 11 sar191 1617 2000 .91 .87 .89 .94 .92 .82 .84 .89 .89 12 sar192 1660 2000 .93 .82 .79 .89 .90 .83 .84 .88 .87 13 sar201 1556 1970 .76 .62 .74 .80 .83 .80 .77 14 sar202 1636 1874 .70 .64 .71 15 sar251 1275 2000 .90 .87 .93 .93 .88 .82 .88 .94 .94 16 sar252 1374 2000 .88 .79 .88 .91 .84 .84 .88 .87 .87 17 sar261 1416 2000 .75 .70 .84 .85 .84 .82 .86 .88 .88 19 sar262 1454 1886 .80 .74 .80 .85 20 sar271 1640 2000 .75 .80 .94 .92 .87 .90 .94 .91 .91 21 sar272 1621 2000 .85 .82 .89 .91 .90 .92 .95 .93 .85 22 sar291 1602 2000 .84 .79 .86 .88 .86 .82 .85 .86 .86 23 sar292 1617 2000 .76 .74 .87 .89 .88 .83 .82 .87 .85 24 sar301 1640 2000 .76 .79 .89 .89 .87 .92 .93 .91 .91 25 sar302 1663 2000 .77 .79 .90 .88 .86 .92 .93 .90 .90 27 sar632 1814 2002 .44 .72 .79 .81 .89 .92 .82 .83 28 sar631 1845 2002 .64 .66 .79 .83 .86 .88 .89 29 sar712 1775 2002 .76 .74 .71 .84 .78 .84 .91 .91 .92 30 sar811 1655 2001 .90 .87 .90 .92 .89 .82 .86 .92 .89 31 sar721 1850 2002 .92 .92 .95 .94 .92 .91 32 sar711 1769 2002 .71 .67 .71 .75 .82 .88 .88 .89 .89 33 sar601 1784 2002 .76 .81 .88 .83 .74 .69 .73 .76 .76 34 sar801 1662 2002 .89 .85 .81 .79 .75 .84 .88 .86 .86 35 sar621 1741 2002 .83 .80 .69 .70 .81 .88 .91 .90 .92 36 sar831 1302 2002 .76 .68 .81 .88 .88 .90 .92 .89 .91 37 sar741 1691 2002 .75 .74 .86 .80 .75 .89 .92 .90 .91 38 sar731 1619 2002 .76 .70 .87 .86 .85 .78 .77 .85 .78 39 sar851 1311 2002 .88 .84 .90 .92 .92 .90 .84 .89 .88 40 sar611 1745 2002 .84 .79 .87 .84 .79 .88 .92 .92 .92 Av segment correlation .80 .76 .83 .85 .84 .85 .87 .88 .87 PART 7: DESCRIPTIVE STATISTICS: Sargents 14:49 Wed 21 Jun 2006 Page 11 ----------------------------------------------------------------------------------------------------------------------------------- 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 sar032 1728 2000 273 11 0 .845 1.07 4.10 .790 .696 .481 2.52 .346 -.025 1 2 sar031 1747 2000 254 11 0 .826 1.07 3.75 .706 .654 .458 2.48 .333 -.046 1 3 sar051 1721 2000 280 12 0 .868 1.22 3.48 .748 .747 .414 2.46 .343 -.054 2 4 sar052 1736 2000 265 11 0 .853 1.07 2.94 .582 .609 .451 2.58 .393 -.033 2 5 sar061 1797 2000 204 9 0 .779 1.06 2.65 .514 .362 .508 2.50 .389 -.002 1 6 sar062 1800 2000 201 8 0 .808 1.30 2.98 .736 .603 .489 2.55 .446 -.012 1 7 sar161 1734 2000 267 11 0 .794 .91 2.15 .380 .584 .318 2.66 .319 -.029 1 8 sar162 1706 2000 295 12 0 .846 .81 2.96 .460 .725 .378 2.63 .403 -.034 1 9 sar182 1337 1771 435 17 0 .861 .32 .96 .163 .381 .489 2.64 .395 -.020 1 10 sar181 1289 1762 474 19 0 .869 .43 1.74 .277 .642 .475 2.63 .365 -.013 1 11 sar191 1617 2000 384 16 0 .887 .59 1.81 .353 .612 .464 2.51 .378 -.025 1 12 sar192 1660 2000 341 14 0 .878 .49 2.63 .338 .686 .472 2.55 .324 -.010 2 13 sar201 1556 1970 415 16 0 .828 .25 1.06 .164 .427 .615 2.83 .507 -.018 1 14 sar202 1636 1874 239 9 0 .809 .19 .63 .121 .318 .648 2.72 .490 -.012 2 15 sar251 1275 2000 726 29 0 .921 .36 1.95 .305 .594 .580 2.58 .318 -.030 1 16 sar252 1374 2000 627 26 0 .917 .37 2.51 .328 .657 .552 2.63 .373 -.033 1 17 sar261 1416 2000 585 24 0 .873 .44 1.29 .239 .593 .463 2.62 .330 -.030 1 18 sar262 1357 1445 89 3 0 .902 .88 1.99 .423 .458 .458 2.75 .564 .036 1 19 sar262 1454 1886 433 17 0 .896 .43 1.98 .258 .626 .464 2.59 .349 -.067 1 20 sar271 1640 2000 361 15 0 .882 .58 2.61 .451 .780 .512 2.53 .374 -.036 8 21 sar272 1621 2000 380 16 0 .890 .63 2.87 .507 .760 .516 2.72 .430 -.052 2 22 sar291 1602 2000 399 16 0 .842 .59 2.07 .399 .479 .600 2.58 .295 -.021 1 23 sar292 1617 2000 384 16 0 .852 .67 2.47 .463 .550 .554 2.57 .309 -.029 3 24 sar301 1640 2000 361 15 0 .885 .66 1.97 .353 .505 .466 2.55 .339 -.032 1 25 sar302 1663 2000 338 14 0 .878 .74 2.59 .478 .708 .441 2.57 .378 -.047 1 26 sar311 1400 1796 397 15 0 .851 .44 1.43 .241 .359 .547 2.67 .385 -.039 1 27 sar632 1814 2002 189 8 0 .743 1.39 2.73 .546 .577 .311 2.57 .438 -.039 1 28 sar631 1845 2002 158 7 0 .788 1.03 2.77 .645 .816 .355 2.54 .411 -.027 2 29 sar712 1775 2002 228 9 0 .824 1.03 3.05 .479 .560 .371 2.55 .359 -.044 1 30 sar811 1655 2001 347 14 0 .892 .42 1.47 .230 .421 .474 2.71 .340 -.031 1 31 sar721 1850 2002 153 6 0 .924 .63 2.43 .432 .731 .451 2.63 .404 -.027 1 32 sar711 1769 2002 234 10 0 .804 .97 2.38 .434 .565 .350 2.52 .395 -.045 1 33 sar601 1784 2002 219 9 0 .768 1.32 4.03 .687 .498 .497 2.69 .412 -.008 1 34 sar801 1662 2002 341 14 0 .860 .53 2.70 .386 .580 .556 2.71 .444 -.034 1 35 sar621 1741 2002 262 11 0 .816 1.02 2.93 .512 .681 .369 2.57 .368 -.033 1 36 sar831 1302 2002 701 28 0 .873 .51 2.10 .366 .699 .446 2.50 .316 -.053 1 37 sar741 1691 2002 312 13 0 .826 .82 2.62 .455 .658 .396 2.69 .425 -.016 1 38 sar731 1619 2002 384 16 0 .829 .72 8.78 .646 .516 .538 2.55 .304 -.025 1 39 sar851 1311 2002 692 28 0 .918 .47 2.24 .339 .563 .547 2.58 .345 -.018 1 40 sar611 1745 2002 258 11 0 .861 1.06 3.66 .702 .727 .411 2.43 .348 -.038 2 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 13885 566 0 .862 .65 8.78 .406 .593 .486 2.83 .368 -.031