TreeFlow Colorado Streamflow Reconstructions ----------------------------------------------------------------------- World Data Center for Paleoclimatology, Boulder and NOAA Paleoclimatology Program ----------------------------------------------------------------------- NOTE: PLEASE CITE CONTRIBUTORS WHEN USING THIS DATA!!!!! NAME OF DATA SET: TreeFlow Colorado Streamflow Reconstructions LAST UPDATE: 5/2004 (Seven gage station reconstructions updated to 2002) CONTRIBUTORS: Connie Woodhouse and Robin Webb, NOAA, Jeff Lukas, University of Colorado IGBP PAGES/WDCA CONTRIBUTION SERIES NUMBER: 2004-029 SUGGESTED DATA CITATION: Woodhouse, C.A., et al. 2004. TreeFlow Colorado Streamflow Reconstructions. IGBP PAGES/World Data Center for Paleoclimatology Data Contribution Series # 2004-029. NOAA/NGDC Paleoclimatology Program, Boulder CO, USA. ORIGINAL REFERENCE: Woodhouse, C.A. and J.J. Lukas. 2006. Multi-Century Tree-Ring Reconstructions of Colorado Streamflow for Water Resource Planning. Climatic Change, Vol. 78, No 2-4, pp. 293-315, October 2006. DOI: 10.1007/s10584-006-9055-0 GEOGRAPHIC REGION: North-central Colorado, USA, South Platte and Colorado River Basins PERIOD OF RECORD: 1383-2002 AD DESCRIPTION: Tree-ring-based reconstructions of streamflow at 15 gaging stations in the South Platte and Colorado River Basins of north-central Colorado, USA. For details see the TreeFlow website at: http://treeflow.info/ DATA: Cache la Poudre River at Canyon Mouth Annual (Water Year, Oct-Sep) streamflow reconstruction Values in 1000 acre-feet Rec'n = reconstruction 95%CI- = lower 95% confidence interval* 95%CI+ = upper 95% confidence interval* Gage = undepleted flow gage record from Northern Colorado Water Conservancy District *see TreeFlow Case Study web page for description Year Rec'n 95%CI- 95%CI+ Gage 1615 347.239 291.661 402.817 1616 286.607 231.029 342.185 1617 395.496 339.918 451.074 1618 314.670 259.092 370.248 1619 340.854 285.276 396.432 1620 221.876 166.298 277.454 1621 478.356 422.778 533.934 1622 106.509 50.931 162.087 1623 266.722 211.144 322.300 1624 298.640 243.062 354.218 1625 147.879 92.301 203.457 1626 203.008 147.430 258.586 1627 201.956 146.378 257.534 1628 287.492 231.914 343.070 1629 271.236 215.658 326.814 1630 199.752 144.174 255.330 1631 237.736 182.158 293.314 1632 292.924 237.346 348.502 1633 364.970 309.392 420.548 1634 228.794 173.216 284.372 1635 298.823 243.245 354.401 1636 216.159 160.581 271.737 1637 223.544 167.966 279.122 1638 214.214 158.636 269.792 1639 359.460 303.882 415.038 1640 279.797 224.219 335.375 1641 300.736 245.158 356.314 1642 360.559 304.981 416.137 1643 342.890 287.312 398.468 1644 254.598 199.020 310.176 1645 107.287 51.709 162.865 1646 173.399 117.821 228.977 1647 373.172 317.594 428.750 1648 192.797 137.219 248.375 1649 351.158 295.580 406.736 1650 333.263 277.685 388.841 1651 336.355 280.777 391.933 1652 197.912 142.334 253.490 1653 160.038 104.460 215.616 1654 92.728 37.150 148.306 1655 538.306 482.728 593.884 1656 281.985 226.407 337.563 1657 348.330 292.752 403.908 1658 249.688 194.110 305.266 1659 356.441 300.863 412.019 1660 314.670 259.092 370.248 1661 332.151 276.573 387.729 1662 224.838 169.260 280.416 1663 276.832 221.254 332.410 1664 119.486 63.908 175.064 1665 256.099 200.521 311.677 1666 260.499 204.921 316.077 1667 106.792 51.214 162.370 1668 142.320 86.742 197.898 1669 286.712 231.134 342.290 1670 165.816 110.238 221.394 1671 182.878 127.300 238.456 1672 311.261 255.683 366.839 1673 353.288 297.710 408.866 1674 310.672 255.094 366.250 1675 234.502 178.924 290.080 1676 442.223 386.645 497.801 1677 348.624 293.046 404.202 1678 482.972 427.394 538.550 1679 200.503 144.925 256.081 1680 482.998 427.420 538.576 1681 333.582 278.004 389.160 1682 109.538 53.960 165.116 1683 354.024 298.446 409.602 1684 196.049 140.471 251.627 1685 62.679 7.101 118.257 1686 179.696 124.118 235.274 1687 375.430 319.852 431.008 1688 374.456 318.878 430.034 1689 298.877 243.299 354.455 1690 330.894 275.316 386.472 1691 366.587 311.009 422.165 1692 283.644 228.066 339.222 1693 311.862 256.284 367.440 1694 370.170 314.592 425.748 1695 268.496 212.918 324.074 1696 331.380 275.802 386.958 1697 295.163 239.585 350.741 1698 267.782 212.204 323.360 1699 292.098 236.520 347.676 1700 306.480 250.902 362.058 1701 406.516 350.938 462.094 1702 410.063 354.485 465.641 1703 251.450 195.872 307.028 1704 183.570 127.992 239.148 1705 364.881 309.303 420.459 1706 274.864 219.286 330.442 1707 250.621 195.043 306.199 1708 169.613 114.035 225.191 1709 206.759 151.181 262.337 1710 336.534 280.956 392.112 1711 300.602 245.024 356.180 1712 304.112 248.534 359.690 1713 255.775 200.197 311.353 1714 230.665 175.087 286.243 1715 340.891 285.313 396.469 1716 305.132 249.554 360.710 1717 228.463 172.885 284.041 1718 290.726 235.148 346.304 1719 397.980 342.402 453.558 1720 444.044 388.466 499.622 1721 287.621 232.043 343.199 1722 215.093 159.515 270.671 1723 217.208 161.630 272.786 1724 239.592 184.014 295.170 1725 341.434 285.856 397.012 1726 481.045 425.467 536.623 1727 269.355 213.777 324.933 1728 264.860 209.282 320.438 1729 184.965 129.387 240.543 1730 173.015 117.437 228.593 1731 325.363 269.785 380.941 1732 293.747 238.169 349.325 1733 312.958 257.380 368.536 1734 422.092 366.514 477.670 1735 201.523 145.945 257.101 1736 178.946 123.368 234.524 1737 256.564 200.986 312.142 1738 333.343 277.765 388.921 1739 358.035 302.457 413.613 1740 164.239 108.661 219.817 1741 351.867 296.289 407.445 1742 255.461 199.883 311.039 1743 391.684 336.106 447.262 1744 220.873 165.295 276.451 1745 306.662 251.084 362.240 1746 378.468 322.890 434.046 1747 360.461 304.883 416.039 1748 139.950 84.372 195.528 1749 394.435 338.857 450.013 1750 165.357 109.779 220.935 1751 358.080 302.502 413.658 1752 315.000 259.422 370.578 1753 350.145 294.567 405.723 1754 312.433 256.855 368.011 1755 245.137 189.559 300.715 1756 178.174 122.596 233.752 1757 192.192 136.614 247.770 1758 330.373 274.795 385.951 1759 169.093 113.515 224.671 1760 364.410 308.832 419.988 1761 380.590 325.012 436.168 1762 398.821 343.243 454.399 1763 164.316 108.738 219.894 1764 408.004 352.426 463.582 1765 207.596 152.018 263.174 1766 364.806 309.228 420.384 1767 221.945 166.367 277.523 1768 453.129 397.551 508.707 1769 307.650 252.072 363.228 1770 168.415 112.837 223.993 1771 342.226 286.648 397.804 1772 281.732 226.154 337.310 1773 203.241 147.663 258.819 1774 327.313 271.735 382.891 1775 295.229 239.651 350.807 1776 249.652 194.074 305.230 1777 183.208 127.630 238.786 1778 323.246 267.668 378.824 1779 302.320 246.742 357.898 1780 175.629 120.051 231.207 1781 242.651 187.073 298.229 1782 271.078 215.500 326.656 1783 290.540 234.962 346.118 1784 379.660 324.082 435.238 1785 368.213 312.635 423.791 1786 247.656 192.078 303.234 1787 429.996 374.418 485.574 1788 230.179 174.601 285.757 1789 78.556 22.978 134.134 1790 402.139 346.561 457.717 1791 317.278 261.700 372.856 1792 427.792 372.214 483.370 1793 275.082 219.504 330.660 1794 290.790 235.212 346.368 1795 301.769 246.191 357.347 1796 245.255 189.677 300.833 1797 443.091 387.513 498.669 1798 55.283 -0.295 110.861 1799 426.843 371.265 482.421 1800 246.724 191.146 302.302 1801 172.283 116.705 227.861 1802 268.153 212.575 323.731 1803 321.390 265.812 376.968 1804 158.077 102.499 213.655 1805 185.042 129.464 240.620 1806 272.552 216.974 328.130 1807 262.621 207.043 318.199 1808 291.042 235.464 346.620 1809 195.858 140.280 251.436 1810 284.091 228.513 339.669 1811 335.865 280.287 391.443 1812 323.147 267.569 378.725 1813 235.192 179.614 290.770 1814 235.318 179.740 290.896 1815 308.213 252.635 363.791 1816 285.024 229.446 340.602 1817 267.469 211.891 323.047 1818 233.083 177.505 288.661 1819 278.901 223.323 334.479 1820 184.220 128.642 239.798 1821 400.106 344.528 455.684 1822 267.609 212.031 323.187 1823 286.768 231.190 342.346 1824 142.909 87.331 198.487 1825 252.485 196.907 308.063 1826 291.424 235.846 347.002 1827 278.904 223.326 334.482 1828 365.335 309.757 420.913 1829 235.285 179.707 290.863 1830 231.380 175.802 286.958 1831 313.226 257.648 368.804 1832 351.910 296.332 407.488 1833 346.984 291.406 402.562 1834 183.201 127.623 238.779 1835 313.891 258.313 369.469 1836 440.097 384.519 495.675 1837 468.655 413.077 524.233 1838 360.966 305.388 416.544 1839 437.033 381.455 492.611 1840 313.480 257.902 369.058 1841 360.977 305.399 416.555 1842 150.080 94.502 205.658 1843 446.626 391.048 502.204 1844 282.101 226.523 337.679 1845 74.581 19.003 130.159 1846 156.923 101.345 212.501 1847 115.391 59.813 170.969 1848 253.194 197.616 308.772 1849 385.421 329.843 440.999 1850 376.569 320.991 432.147 1851 81.258 25.680 136.836 1852 309.210 253.632 364.788 1853 386.190 330.612 441.768 1854 242.191 186.613 297.769 1855 89.113 33.535 144.691 1856 332.017 276.439 387.595 1857 282.181 226.603 337.759 1858 347.474 291.896 403.052 1859 305.028 249.450 360.606 1860 349.126 293.548 404.704 1861 125.753 70.175 181.331 1862 427.080 371.502 482.658 1863 203.035 147.457 258.613 1864 290.954 235.376 346.532 1865 308.208 252.630 363.786 1866 432.840 377.262 488.418 1867 475.801 420.223 531.379 1868 298.931 243.353 354.509 1869 285.190 229.612 340.768 1870 239.558 183.980 295.136 1871 115.483 59.905 171.061 1872 397.269 341.691 452.847 1873 283.501 227.923 339.079 1874 204.995 149.417 260.573 1875 244.213 188.635 299.791 1876 362.864 307.286 418.442 1877 277.165 221.587 332.743 1878 351.158 295.580 406.736 1879 97.391 41.813 152.969 1880 214.765 159.187 270.343 1881 278.703 223.125 334.281 1882 257.233 201.655 312.811 1883 285.822 230.244 341.400 1884 338.318 282.740 393.896 1885 356.424 300.846 412.002 1886 215.256 159.678 270.834 1887 147.167 91.589 202.745 1888 255.975 200.397 311.553 1889 285.591 230.013 341.169 1890 323.009 267.431 378.587 1891 318.987 263.409 374.565 1892 312.881 257.303 368.459 1893 180.466 124.888 236.044 1894 249.526 193.948 305.104 1895 396.125 340.547 451.703 1896 121.482 65.904 177.060 1897 374.282 318.704 429.860 1898 222.412 166.834 277.990 1899 247.427 191.849 303.005 1900 346.268 290.690 401.846 1901 235.040 179.462 290.618 1902 136.000 80.422 191.578 1903 405.508 349.930 461.086 1904 234.331 178.753 289.909 1905 359.226 303.648 414.804 1906 326.227 270.649 381.805 300.000 1907 362.508 306.930 418.086 410.000 1908 224.409 168.831 279.987 290.000 1909 400.701 345.123 456.279 500.000 1910 201.213 145.635 256.791 290.000 1911 254.008 198.430 309.586 230.000 1912 377.992 322.414 433.570 350.000 1913 270.344 214.766 325.922 230.000 1914 378.288 322.710 433.866 410.000 1915 262.686 207.108 318.264 230.000 1916 208.746 153.168 264.324 270.000 1917 427.244 371.666 482.822 520.000 1918 282.918 227.340 338.496 320.000 1919 150.093 94.515 205.671 150.000 1920 418.698 363.120 474.276 410.000 1921 404.154 348.576 459.732 437.000 1922 221.619 166.041 277.197 199.000 1923 365.980 310.402 421.558 453.000 1924 396.373 340.795 451.951 481.000 1925 132.911 77.333 188.489 211.000 1926 397.246 341.668 452.824 428.000 1927 297.889 242.311 353.467 264.000 1928 356.917 301.339 412.495 325.000 1929 259.818 204.240 315.396 330.000 1930 339.306 283.728 394.884 227.000 1931 261.765 206.187 317.343 172.000 1932 237.237 181.659 292.815 232.000 1933 284.688 229.110 340.266 272.000 1934 219.881 164.303 275.459 127.000 1935 243.815 188.237 299.393 277.000 1936 182.540 126.962 238.118 263.000 1937 259.381 203.803 314.959 198.000 1938 287.843 232.265 343.421 358.000 1939 243.807 188.229 299.385 212.000 1940 149.721 94.143 205.299 149.000 1941 348.197 292.619 403.775 212.000 1942 336.110 280.532 391.688 360.000 1943 345.948 290.370 401.526 369.000 1944 244.410 188.832 299.988 236.000 1945 254.960 199.382 310.538 249.000 1946 229.684 174.106 285.262 203.000 1947 356.649 301.071 412.227 336.000 1948 245.812 190.234 301.390 226.000 1949 326.342 270.764 381.920 379.000 1950 227.824 172.246 283.402 205.000 1951 308.532 252.954 364.110 313.729 1952 356.773 301.195 412.351 317.603 1953 224.845 169.267 280.423 194.490 1954 89.289 33.711 144.867 119.614 1955 262.981 207.403 318.559 163.387 1956 314.308 258.730 369.886 233.804 1957 369.469 313.891 425.047 425.478 1958 336.784 281.206 392.362 287.176 1959 240.171 184.593 295.749 252.035 1960 317.347 261.769 372.925 239.660 1961 218.473 162.895 274.051 350.046 1962 383.773 328.195 439.351 319.620 1963 221.747 166.169 277.325 156.393 1964 186.562 130.984 242.140 201.073 1965 374.988 319.410 430.566 334.070 1966 149.896 94.318 205.474 140.862 1967 269.777 214.199 325.355 243.600 1968 236.631 181.053 292.209 266.273 1969 300.581 245.003 356.159 252.815 1970 359.207 303.629 414.785 330.053 1971 289.746 234.168 345.324 370.541 1972 202.099 146.521 257.677 237.394 1973 415.375 359.797 470.953 378.998 1974 274.568 218.990 330.146 325.380 1975 374.067 318.489 429.645 272.999 1976 174.900 119.322 230.478 206.415 1977 173.727 118.149 229.305 131.282 1978 362.333 306.755 417.911 334.345 1979 385.567 329.989 441.145 372.552 1980 338.008 282.430 393.586 472.575 1981 217.568 161.990 273.146 200.870 1982 322.362 266.784 377.940 301.381 1983 482.693 427.115 538.271 703.236 1984 394.807 339.229 450.385 438.931 1985 332.125 276.547 387.703 254.724 1986 389.213 333.635 444.791 378.148 1987 234.255 178.677 289.833 167.226 1988 188.772 133.194 244.350 257.518 1989 231.903 176.325 287.481 168.851 1990 263.615 208.037 319.193 267.876 1991 346.583 291.005 402.161 253.537 1992 266.415 210.837 321.993 238.078 1993 324.643 269.065 380.221 289.864 1994 163.593 108.015 219.171 192.271 1995 370.124 314.546 425.702 353.485 1996 299.107 243.529 354.685 323.453 1997 370.682 315.104 426.260 358.331 1998 322.806 267.228 378.384 286.351 1999 305.982 250.404 361.560 387.433