South Fork, Colorado, USA - CO625 Additional information Connie A. Woodhouse Mark Losleben Kurt Chowanski 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 : CO625.CRN Measurement file name : CO625.RWL Date checked : 21JUN06 Checked by : B. Bauer Beginning year : 1566 Ending year : 2002 Principal investigators: Connie A. Woodhouse Mark Losleben Kurt Chowanski Site name : South Fork Site location : Colorado Species information : PIPO PONDEROSA PINE Latitude : 3740 Longitude : -10639 Elevation : 2591m Series intercorrelation: 0.792 Avg mean sensitivity : 0.475 Avg standard deviation : 0.353 Avg autocorrelation : 0.574 Number dated series : 39 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: South Fork 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 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1875 1900 1925 1950 1975 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 sfk011 1635 2002 .67 .75 .69 .59 .49 .56 .65 .60 .70 .73 .76 .70 .59 .66 .66 2 sfk021 1580 2002 .73 .73 .70 .71 .75 .81 .87 .86 .76 .72 .74 .82 .83 .64 .60 .78 .80 3 sfk022 1606 2002 .64 .55 .65 .70 .82 .85 .83 .76 .72 .80 .82 .80 .76 .75 .78 .79 4 sfk031 1803 2002 .87 .83 .81 .81 .70 .73 .89 .88 5 sfk032 1788 2002 .72 .87 .87 .78 .75 .79 .81 .85 .85 6 sfk041 1706 2002 .82 .87 .84 .86 .83 .83 .84 .85 .85 .78 .84 .86 7 sfk042 1710 2002 .80 .87 .87 .86 .88 .89 .92 .90 .88 .88 .91 .91 8 sfk052 1729 2002 .82 .83 .86 .87 .87 .84 .79 .78 .78 .88 .88 9 sfk081 1606 2002 .84 .81 .77 .74 .75 .78 .72 .75 .70 .69 .82 .83 .71 .70 .69 .67 10 sfk082 1600 1979 .85 .82 .84 .79 .76 .80 .77 .79 .65 .66 .75 .75 .78 .74 .74 11 sfk111 1621 2002 .78 .81 .79 .80 .82 .71 .54 .74 .72 .72 .77 .78 .67 .59 .65 .68 12 sfk141 1614 2002 .68 .56 .60 .76 .83 .85 .84 .79 .71 .75 .83 .84 .84 .78 .83 .86 13 sfk151 1644 2002 .67 .66 .72 .72 .80 .84 .71 .69 .80 .70 .60 .66 .65 .72 .72 14 sfk171 1660 1754 .83 .89 .80 .83 15 sfk171 1800 2002 .83 .87 .88 .87 .83 .77 .82 .83 16 sfk172 1612 1774 .83 .80 .80 .89 .83 .75 17 sfk172 1825 2002 .73 .83 .83 .83 .77 .81 .80 18 sfk211 1630 2002 .65 .72 .81 .83 .77 .72 .80 .79 .81 .86 .90 .81 .81 .89 .89 19 sfk212 1652 2002 .74 .76 .80 .82 .80 .87 .83 .82 .87 .84 .84 .90 .90 .89 20 sfk231 1728 2002 .90 .90 .88 .88 .83 .84 .90 .87 .81 .88 .91 21 sfk232 1740 1987 .93 .91 .89 .86 .85 .85 .84 .87 .86 .86 22 sfk242 1641 1972 .74 .74 .84 .85 .92 .87 .85 .80 .82 .88 .83 .78 .77 23 sfk241 1566 2002 .77 .78 .64 .74 .86 .87 .88 .83 .81 .78 .81 .87 .88 .86 .80 .74 .73 24 sfk121 1595 2002 .80 .85 .84 .84 .79 .81 .78 .65 .66 .68 .74 .74 .78 .74 .66 .68 .68 25 sfk251 1770 2002 .84 .84 .85 .86 .86 .79 .70 .75 .89 .89 26 sfk252 1660 1755 .76 .87 .82 .86 27 sfk252 1781 2002 .86 .88 .84 .82 .83 .81 .78 .83 .84 28 sfk161 1715 2002 .70 .69 .77 .79 .77 .70 .77 .88 .78 .64 .62 .64 29 sfk162 1766 1982 .73 .66 .66 .79 .83 .87 .86 .80 .82 30 sfk222 1792 2002 .74 .78 .84 .85 .87 .89 .83 .82 .82 31 sfk221 1660 2002 .68 .69 .67 .71 .68 .78 .74 .78 .83 .81 .82 .76 .76 .75 32 sfk122 1598 2002 .73 .71 .71 .76 .73 .69 .55 .66 .70 .70 .76 .73 .75 .73 .67 .65 .65 33 sfk142 1747 2002 .76 .77 .74 .68 .66 .75 .85 .86 .75 .81 .85 34 sfk152 1644 2002 .57 .61 .67 .71 .81 .81 .73 .64 .73 .81 .72 .66 .68 .69 .68 35 sfk262 1680 2002 .64 .69 .79 .84 .90 .84 .82 .85 .84 .83 .79 .78 .78 36 sfk261 1706 2002 .76 .82 .85 .88 .83 .86 .90 .85 .81 .87 .91 .92 37 sfk271 1616 1721 .83 .82 .80 .80 38 sfk271 1760 2002 .66 .76 .74 .75 .85 .89 .84 .78 .85 .88 39 sfk272 1826 2002 .70 .82 .78 .80 .82 .79 .78 Av segment correlation .76 .77 .71 .74 .77 .77 .80 .78 .79 .77 .79 .82 .82 .79 .76 .79 .80 PART 7: DESCRIPTIVE STATISTICS: South Fork 14:49 Wed 21 Jun 2006 Page 10 ----------------------------------------------------------------------------------------------------------------------------------- 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 sfk011 1635 2002 368 15 0 .697 .65 1.66 .400 .698 .487 2.60 .415 -.018 1 2 sfk021 1580 2002 423 17 0 .767 .69 2.09 .317 .595 .348 2.63 .324 -.019 1 3 sfk022 1606 2002 397 16 0 .769 .70 3.04 .406 .729 .386 2.62 .349 -.016 1 4 sfk031 1803 2002 200 8 0 .807 .71 1.37 .240 .057 .386 2.58 .331 -.016 1 5 sfk032 1788 2002 215 9 0 .794 .80 1.95 .432 .609 .413 2.66 .374 -.009 1 6 sfk041 1706 2002 297 12 0 .833 .53 2.88 .373 .698 .423 2.70 .375 -.016 2 7 sfk042 1710 2002 293 12 0 .875 .60 3.92 .566 .831 .455 2.70 .411 .011 1 8 sfk052 1729 2002 274 11 0 .846 .34 1.03 .180 .189 .567 2.75 .466 -.018 1 9 sfk081 1606 2002 397 16 0 .724 .64 2.67 .529 .840 .421 2.45 .295 -.030 1 10 sfk082 1600 1979 380 15 0 .759 .58 2.70 .488 .841 .436 2.76 .468 -.016 1 11 sfk111 1621 2002 382 16 0 .754 .63 1.87 .374 .692 .455 2.62 .423 -.019 1 12 sfk141 1614 2002 389 16 0 .796 .65 2.33 .396 .726 .387 2.61 .414 -.028 1 13 sfk151 1644 2002 359 15 0 .719 .65 2.83 .462 .787 .354 2.55 .299 -.010 1 14 sfk171 1660 1754 95 4 0 .807 .68 1.38 .257 .327 .403 2.63 .475 -.035 1 15 sfk171 1800 2002 203 8 0 .842 .43 1.14 .212 .445 .497 2.64 .430 .020 1 16 sfk172 1612 1774 163 6 0 .798 .90 2.08 .425 .604 .385 2.60 .411 -.007 1 17 sfk172 1825 2002 178 7 0 .792 .48 1.46 .260 .516 .428 2.64 .458 .001 1 18 sfk211 1630 2002 373 15 0 .809 .64 2.37 .376 .579 .496 2.60 .375 -.042 1 19 sfk212 1652 2002 351 14 0 .838 .53 1.28 .255 .353 .524 2.66 .437 -.036 1 20 sfk231 1728 2002 275 11 0 .871 .63 1.58 .301 .371 .477 2.78 .454 -.011 1 21 sfk232 1740 1987 248 10 0 .872 .48 1.48 .260 .382 .525 2.73 .527 -.003 1 22 sfk242 1641 1972 332 13 0 .822 .54 2.24 .394 .682 .480 2.64 .477 .024 1 23 sfk241 1566 2002 437 17 0 .806 .50 1.76 .326 .597 .510 2.65 .406 -.003 1 24 sfk121 1595 2002 408 17 0 .772 .64 2.36 .436 .724 .543 2.53 .374 -.010 2 25 sfk251 1770 2002 233 10 0 .840 .31 .81 .159 .362 .540 2.63 .449 -.019 1 26 sfk252 1660 1755 96 4 0 .800 .47 1.04 .203 .171 .481 2.76 .554 -.010 1 27 sfk252 1781 2002 222 9 0 .842 .32 .84 .138 .200 .444 2.75 .481 .017 1 28 sfk161 1715 2002 288 12 0 .756 .33 .91 .142 .432 .393 2.57 .322 -.017 1 29 sfk162 1766 1982 217 9 0 .794 .44 1.09 .198 .583 .355 2.56 .325 -.007 2 30 sfk222 1792 2002 211 9 0 .828 .38 .95 .206 .202 .604 2.63 .401 -.019 1 31 sfk221 1660 2002 343 14 0 .751 .42 1.98 .328 .516 .707 2.76 .492 -.038 1 32 sfk122 1598 2002 405 17 0 .771 .54 2.37 .445 .805 .575 2.56 .395 -.020 2 33 sfk142 1747 2002 256 11 0 .772 .73 1.47 .282 .457 .352 2.48 .313 -.013 1 34 sfk152 1644 2002 359 15 0 .713 .59 3.16 .385 .680 .403 2.94 .438 -.008 1 35 sfk262 1680 2002 323 13 0 .797 .58 2.03 .358 .572 .480 2.62 .388 .004 1 36 sfk261 1706 2002 297 12 0 .842 .51 1.89 .374 .481 .633 2.62 .384 .010 1 37 sfk271 1616 1721 106 4 0 .835 .98 2.74 .555 .329 .639 2.62 .405 -.016 1 38 sfk271 1760 2002 243 10 0 .796 .75 2.71 .496 .620 .610 2.70 .464 -.021 1 39 sfk272 1826 2002 177 7 0 .805 .51 1.41 .318 .384 .659 2.56 .445 -.026 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 11213 456 0 .792 .57 3.92 .353 .574 .475 2.94 .404 -.013