Bennett Creek, Colorado, USA - CO590 Additional information Connie A. Woodhouse Jeff Lukas Laurie Huckaby Nichole Barger 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 : CO590.CRN Measurement file name : CO590.RWL Date checked : 21JUN06 Checked by : B. Bauer Beginning year : 1392 Ending year : 2002 Principal investigators: Connie A. Woodhouse Jeff Lukas Laurie Huckaby Nichole Barger Site name : Bennett Creek Site location : Colorado Species information : PIPO PONDEROSA PINE Latitude : 4040 Longitude : -10531 Elevation : 2301m Series intercorrelation: 0.809 Avg mean sensitivity : 0.449 Avg standard deviation : 0.640 Avg autocorrelation : 0.698 Number dated series : 38 Segment length tested : 50 Number problem segments: 0 Pct problem segments : 0.00 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bennett Creek 13:46 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 1375 1400 1425 1450 1475 1500 1525 1550 1575 1600 1625 1650 1675 1700 1725 1750 1775 1800 1825 1850 1424 1449 1474 1499 1524 1549 1574 1599 1624 1649 1674 1699 1724 1749 1774 1799 1824 1849 1874 1899 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ben012 1725 2002 .60 .86 .88 .86 .82 .82 2 ben122 1816 2002 .70 .77 .86 3 ben032 1826 2002 .81 .76 4 ben062 1775 2002 .54 .86 .85 .84 5 ben011 1522 2002 .79 .77 .75 .66 .74 .76 .81 .84 .79 .77 .88 .90 .91 .91 .88 6 ben021 1820 2002 .82 .79 .82 7 ben022 1845 2002 .79 .77 8 ben031 1818 2002 .81 .88 .85 9 ben051 1812 2002 .75 .76 .83 10 ben052 1823 2002 .88 .87 .79 11 ben081 1769 2002 .42 .50 .83 .86 .77 12 ben082 1820 2002 .80 .87 .85 13 ben121 1832 2002 .81 .83 14 ben131 1825 1940 .59 .77 15 ben132 1801 1936 .61 .84 .81 16 ben141 1855 2002 .82 17 ben142 1844 2002 .84 .84 18 ben161 1826 2002 .83 .86 19 ben162 1829 2002 .76 .82 20 ben191 1826 2002 .78 .80 22 ben622 1868 2002 .50 23 ben192 1816 2002 .73 .78 .81 24 ben061 1775 2002 .63 .88 .83 .85 25 ben151 1699 2002 .54 .48 .46 .74 .85 .72 .66 .76 26 ben152 1781 2002 .80 .75 .74 .81 27 ben171 1768 2002 .77 .77 .79 .78 .82 28 ben172 1725 1930 .66 .87 .85 .83 .87 .87 29 ben181 1740 1920 .77 .79 .81 .82 .79 .77 30 ben182 1740 2002 .87 .87 .88 .82 .81 .89 31 ben042 1616 2002 .85 .84 .87 .89 .88 .85 .88 .90 .91 .94 .93 32 ben043 1663 2002 .92 .92 .88 .85 .86 .90 .90 .81 .79 33 ben111 1690 1840 .89 .89 .81 .72 .82 .81 34 ben112 1635 1930 .80 .76 .83 .88 .83 .79 .86 .85 .73 .60 35 ben631 1392 1660 .79 .80 .76 .77 .81 .84 .91 .84 .68 .66 .63 36 ben632 1394 1600 .79 .80 .76 .77 .81 .78 .85 .73 .73 37 ben611 1620 2002 .89 .89 .93 .86 .81 .82 .87 .91 .91 .80 .75 38 ben612 1607 2002 .85 .90 .93 .86 .81 .80 .86 .87 .86 .81 .75 Av segment correlation .79 .80 .76 .77 .81 .80 .85 .77 .69 .80 .80 .87 .83 .80 .76 .80 .80 .82 .81 .80 PART 5: CORRELATION OF SERIES BY SEGMENTS: Bennett Creek 13:46 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 1875 1900 1925 1950 1975 1924 1949 1974 1999 2024 --- -------- --------- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 1 ben012 1725 2002 .88 .88 .73 .72 .77 2 ben122 1816 2002 .88 .80 .77 .87 .87 3 ben032 1826 2002 .78 .81 .68 .76 .78 4 ben062 1775 2002 .81 .79 .79 .78 .80 5 ben011 1522 2002 .85 .78 .63 .69 .74 6 ben021 1820 2002 .86 .79 .74 .66 .70 7 ben022 1845 2002 .79 .80 .90 .87 .87 8 ben031 1818 2002 .77 .75 .87 .88 .88 9 ben051 1812 2002 .87 .85 .84 .86 .87 10 ben052 1823 2002 .83 .89 .88 .89 .89 11 ben081 1769 2002 .74 .83 .89 .84 .86 12 ben082 1820 2002 .78 .80 .87 .83 .84 13 ben121 1832 2002 .86 .85 .78 .78 .82 14 ben131 1825 1940 .85 .81 15 ben132 1801 1936 .70 .68 16 ben141 1855 2002 .86 .89 .91 .92 .92 17 ben142 1844 2002 .84 .90 .94 .94 .94 18 ben161 1826 2002 .90 .93 .94 .92 .92 19 ben162 1829 2002 .86 .83 .79 .89 .89 20 ben191 1826 2002 .83 .82 .76 .80 .82 21 ben621 1889 2000 .56 .54 .71 .78 .79 22 ben622 1868 2002 .56 .65 .79 .82 .82 23 ben192 1816 2002 .84 .84 .77 .76 .79 24 ben061 1775 2002 .79 .72 .79 .74 .76 25 ben151 1699 2002 .82 .87 .85 .76 .77 26 ben152 1781 2002 .86 .87 .93 .89 .90 27 ben171 1768 2002 .89 .89 .92 .92 .93 28 ben172 1725 1930 .81 .80 29 ben181 1740 1920 .88 30 ben182 1740 2002 .87 .70 .55 .75 .79 31 ben042 1616 2002 .90 .88 .79 .76 .79 32 ben043 1663 2002 .87 .89 .91 .87 .87 34 ben112 1635 1930 .72 .59 37 ben611 1620 2002 .79 .83 .79 .71 .73 38 ben612 1607 2002 .79 .82 .80 .72 .73 Av segment correlation .81 .81 .81 .81 .83 PART 7: DESCRIPTIVE STATISTICS: Bennett Creek 13:46 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 ben012 1725 2002 278 11 0 .788 .49 1.37 .238 .444 .449 2.56 .399 -.047 1 2 ben122 1816 2002 187 8 0 .792 1.35 5.60 1.265 .844 .495 2.50 .396 -.014 2 3 ben032 1826 2002 177 7 0 .814 1.31 3.33 .748 .663 .396 2.49 .317 -.016 1 4 ben062 1775 2002 228 9 0 .784 .30 1.23 .193 .540 .559 2.62 .444 -.048 1 5 ben011 1522 2002 481 20 0 .793 .56 2.75 .455 .711 .552 2.57 .376 -.030 1 6 ben021 1820 2002 183 8 0 .793 1.17 3.94 .795 .742 .398 2.76 .488 -.074 1 7 ben022 1845 2002 158 7 0 .824 1.20 4.43 .953 .856 .364 2.64 .380 -.025 1 8 ben031 1818 2002 185 8 0 .820 1.49 3.46 .766 .579 .373 2.48 .360 -.008 1 9 ben051 1812 2002 191 8 0 .830 1.58 7.28 1.682 .872 .484 2.80 .479 -.006 1 10 ben052 1823 2002 180 8 0 .856 1.36 4.92 1.028 .787 .426 2.61 .432 -.016 1 11 ben081 1769 2002 234 10 0 .711 .96 2.81 .528 .642 .421 2.51 .389 -.041 2 12 ben082 1820 2002 183 8 0 .821 1.09 2.75 .614 .610 .424 2.59 .361 .001 1 13 ben121 1832 2002 171 7 0 .835 .98 4.28 .738 .710 .505 2.61 .453 .005 1 14 ben131 1825 1940 116 4 0 .722 1.48 5.31 1.141 .793 .371 2.69 .470 -.046 2 15 ben132 1801 1936 136 5 0 .700 1.18 4.30 .817 .839 .354 2.53 .415 -.018 1 16 ben141 1855 2002 148 6 0 .884 1.29 3.67 .716 .662 .363 2.51 .373 -.019 1 17 ben142 1844 2002 159 7 0 .888 1.39 3.90 .852 .722 .362 2.56 .365 .000 1 18 ben161 1826 2002 177 7 0 .890 1.33 6.10 .984 .739 .435 2.69 .412 -.030 1 19 ben162 1829 2002 174 7 0 .842 1.16 3.88 .751 .685 .424 2.63 .408 -.027 1 20 ben191 1826 2002 177 7 0 .825 1.19 4.43 1.089 .838 .419 2.52 .401 -.031 1 21 ben621 1889 2000 112 5 0 .693 .96 2.30 .551 .767 .320 2.61 .533 -.001 1 22 ben622 1868 2002 135 6 0 .677 1.08 3.13 .584 .742 .316 2.46 .448 -.041 1 23 ben192 1816 2002 187 8 0 .793 1.21 4.81 1.227 .829 .467 2.64 .470 .005 1 24 ben061 1775 2002 228 9 0 .761 .36 .98 .188 .513 .474 2.48 .364 -.019 1 25 ben151 1699 2002 304 13 0 .738 .63 2.28 .395 .653 .383 2.60 .289 .005 3 26 ben152 1781 2002 222 9 0 .837 .72 1.85 .327 .529 .348 2.55 .336 .045 2 27 ben171 1768 2002 235 10 0 .842 1.45 4.51 1.059 .826 .353 2.54 .424 -.027 1 28 ben172 1725 1930 206 8 0 .817 .87 2.95 .606 .797 .410 2.57 .330 .003 1 29 ben181 1740 1920 181 7 0 .806 .69 2.53 .437 .625 .487 2.54 .381 -.009 2 30 ben182 1740 2002 263 11 0 .812 .78 2.94 .619 .779 .466 2.55 .349 .012 1 31 ben042 1616 2002 387 16 0 .884 .89 3.24 .599 .715 .402 2.58 .339 -.006 1 32 ben043 1663 2002 340 14 0 .864 .47 1.25 .222 .502 .391 2.57 .357 -.022 1 33 ben111 1690 1840 151 6 0 .824 .63 2.54 .419 .372 .633 2.74 .492 -.044 1 34 ben112 1635 1930 296 12 0 .775 .45 2.63 .404 .588 .740 2.73 .472 -.036 2 35 ben631 1392 1660 269 11 0 .793 .60 2.36 .452 .794 .435 2.66 .374 .003 1 36 ben632 1394 1600 207 9 0 .770 .57 2.51 .466 .841 .397 2.75 .378 -.055 1 37 ben611 1620 2002 383 16 0 .841 .77 3.04 .715 .808 .497 2.47 .311 -.020 1 38 ben612 1607 2002 396 16 0 .833 .60 2.39 .505 .766 .510 2.61 .385 -.029 1 --- -------- --------- ----- ----- ----- ------ ----- ----- ----- ----- ----- ----- ----- ----- -- Total or mean: 8425 348 0 .809 .89 7.28 .640 .698 .449 2.80 .389 -.019