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. 2004. A network of tree-ring reconstructions of streamflow for the South Platte and Upper Colorado River basins. Submitted to Climatic Change. 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://www.ncdc.noaa.gov/paleo/streamflow/index.html DATA: Colorado River above Granby Annual (Water Year, Oct-Sep) streamflow reconstruction Values in 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 1383 267616 234466 300766 1384 231063 197913 264212 1385 305116 271966 338265 1386 231174 198024 264324 1387 267034 233885 300184 1388 262523 229374 295673 1389 233439 200290 266589 1390 221143 187994 254293 1391 277598 244448 310748 1392 239033 205884 272183 1393 299051 265902 332201 1394 309003 275853 342152 1395 283108 249958 316258 1396 301224 268075 334374 1397 183172 150023 216322 1398 231411 198262 264561 1399 199128 165979 232278 1400 200763 167614 233913 1401 287417 254267 320567 1402 270395 237245 303544 1403 271858 238708 305007 1404 355580 322430 388730 1405 215028 181879 248178 1406 282321 249172 315471 1407 252282 219133 285432 1408 243396 210247 276546 1409 333174 300025 366324 1410 273961 240811 307110 1411 285186 252037 318336 1412 266619 233470 299769 1413 155415 122265 188564 1414 340957 307807 374107 1415 230191 197042 263341 1416 228926 195776 262075 1417 249343 216194 282493 1418 241702 208553 274852 1419 263937 230787 297087 1420 325747 292597 358896 1421 240554 207404 273704 1422 225689 192540 258839 1423 202868 169718 236017 1424 253061 219912 286211 1425 230685 197536 263835 1426 334775 301625 367924 1427 259945 226795 293094 1428 254566 221416 287715 1429 292102 258952 325251 1430 277238 244088 310388 1431 284955 251805 318104 1432 271754 238604 304904 1433 285990 252840 319139 1434 357210 324061 390360 1435 326050 292900 359199 1436 243428 210279 276578 1437 219423 186273 252572 1438 214562 181412 247712 1439 256470 223320 289620 1440 324338 291189 357488 1441 324736 291587 357886 1442 187253 154103 220402 1443 305443 272293 338592 1444 237050 203900 270200 1445 197762 164612 230911 1446 316203 283054 349353 1447 299936 266787 333086 1448 241387 208238 274537 1449 291396 258246 324545 1450 203592 170442 236741 1451 279467 246317 312616 1452 305794 272645 338944 1453 240007 206857 273156 1454 202580 169430 235730 1455 227393 194244 260543 1456 253253 220103 286402 1457 283402 250252 316552 1458 285670 252521 318820 1459 262743 229593 295892 1460 228032 194883 261182 1461 276520 243370 309669 1462 348177 315027 381326 1463 287147 253997 320296 1464 272396 239246 305545 1465 235681 202532 268831 1466 273832 240682 306982 1467 313381 280231 346530 1468 291562 258412 324711 1469 213746 180596 246895 1470 271100 237950 304249 1471 251478 218329 284628 1472 226799 193649 259948 1473 261943 228793 295093 1474 232500 199351 265650 1475 190997 157847 224146 1476 291632 258482 324782 1477 306718 273568 339867 1478 260222 227073 293372 1479 256008 222859 289158 1480 216595 183445 249744 1481 257221 224071 290370 1482 286221 253072 319371 1483 266843 233694 299993 1484 397704 364555 430854 1485 354230 321080 387380 1486 322204 289054 355354 1487 317104 283955 350254 1488 240484 207335 273634 1489 271552 238402 304701 1490 308282 275132 341431 1491 314427 281277 347577 1492 238946 205797 272096 1493 236781 203631 269931 1494 320305 287156 353455 1495 175602 142452 208751 1496 179311 146161 212460 1497 299981 266831 333130 1498 385815 352666 418965 1499 185138 151988 218287 1500 192924 159774 226073 1501 245046 211896 278195 1502 285710 252560 318859 1503 263900 230750 297049 1504 333235 300085 366385 1505 212933 179784 246083 1506 182342 149193 215492 1507 266740 233591 299890 1508 260850 227700 294000 1509 298053 264903 331203 1510 238117 204967 271266 1511 274719 241569 307868 1512 271305 238156 304455 1513 315234 282084 348383 1514 310580 277430 343729 1515 202929 169780 236079 1516 272658 239508 305808 1517 259564 226414 292713 1518 278268 245118 311417 1519 323849 290699 356999 1520 244975 211825 278124 1521 409315 376165 442464 1522 242312 209163 275462 1523 321274 288124 354424 1524 284184 251035 317334 1525 323275 290125 356424 1526 330980 297831 364130 1527 254122 220972 287271 1528 218103 184953 251252 1529 309667 276517 342816 1530 299104 265955 332254 1531 169571 136421 202720 1532 212633 179484 245783 1533 288193 255043 321342 1534 320261 287112 353411 1535 300049 266900 333199 1536 344733 311584 377883 1537 304419 271270 337569 1538 178793 145644 211943 1539 341078 307929 374228 1540 366605 333456 399755 1541 316310 283160 349460 1542 182638 149489 215788 1543 257628 224478 290777 1544 224017 190868 257167 1545 216081 182931 249230 1546 343473 310324 376623 1547 274771 241622 307921 1548 282327 249177 315477 1549 352869 319720 386019 1550 264350 231200 297499 1551 221604 188455 254754 1552 268639 235490 301789 1553 322235 289086 355385 1554 300523 267373 333672 1555 382800 349650 415949 1556 321006 287856 354155 1557 308098 274949 341248 1558 180983 147833 214133 1559 209352 176203 242502 1560 326262 293112 359412 1561 263246 230097 296396 1562 225798 192648 258947 1563 234358 201208 267507 1564 287701 254551 320851 1565 334625 301476 367775 1566 247891 214741 281040 1567 209671 176521 242820 1568 302887 269738 336037 1569 271061 237912 304211 1570 302986 269836 336136 1571 296389 263239 329539 1572 301257 268107 334407 1573 248244 215094 281393 1574 220000 186850 253149 1575 238424 205274 271573 1576 217984 184834 251133 1577 301054 267904 334204 1578 287598 254448 320747 1579 249062 215912 282211 1580 121600 88450 154749 1581 212541 179392 245691 1582 305667 272518 338817 1583 256267 223117 289416 1584 118508 85358 151658 1585 185297 152148 218447 1586 283350 250201 316500 1587 230653 197503 263802 1588 277790 244640 310939 1589 275896 242747 309046 1590 165251 132101 198400 1591 241632 208483 274782 1592 200638 167489 233788 1593 226012 192862 259161 1594 303062 269913 336212 1595 302263 269114 335413 1596 291054 257905 324204 1597 239206 206056 272356 1598 145958 112808 179107 1599 293209 260060 326359 1600 165404 132254 198554 1601 299563 266413 332712 1602 306633 273483 339783 1603 266275 233125 299424 1604 323465 290315 356615 1605 324064 290914 357214 1606 268288 235139 301438 1607 198960 165810 232109 1608 311549 278399 344698 1609 199972 166822 233122 1610 342188 309038 375338 1611 287485 254335 320634 1612 208105 174956 241255 1613 303303 270154 336453 1614 283104 249954 316253 1615 326839 293689 359989 1616 254517 221367 287667 1617 330733 297583 363883 1618 299678 266528 332827 1619 220385 187235 253534 1620 230941 197792 264091 1621 366374 333224 399523 1622 205200 172051 238350 1623 223380 190230 256530 1624 189883 156733 223032 1625 183488 150338 216637 1626 225443 192293 258592 1627 262082 228932 295231 1628 255437 222287 288586 1629 287742 254592 320892 1630 223537 190387 256686 1631 182843 149693 215992 1632 206980 173830 240129 1633 331709 298560 364859 1634 210882 177732 244031 1635 259528 226378 292678 1636 232131 198981 265281 1637 252468 219318 285617 1638 222872 189723 256022 1639 316032 282882 349181 1640 266719 233569 299868 1641 235455 202305 268604 1642 265428 232278 298577 1643 232049 198899 265198 1644 263755 230605 296904 1645 215260 182111 248410 1646 199318 166169 232468 1647 327279 294130 360429 1648 255237 222087 288386 1649 315095 281945 348245 1650 285080 251930 318229 1651 303970 270821 337120 1652 173207 140057 206356 1653 228781 195632 261931 1654 109511 76361 142661 1655 356627 323477 389776 1656 264221 231071 297370 1657 361527 328377 394676 1658 258642 225493 291792 1659 319698 286549 352848 1660 311879 278729 345028 1661 339069 305919 372218 1662 257457 224308 290607 1663 230111 196961 263261 1664 121075 87926 154225 1665 284554 251404 317703 1666 169308 136159 202458 1667 238324 205175 271474 1668 199637 166487 232786 1669 331195 298046 364345 1670 229163 196013 262313 1671 213707 180557 246857 1672 322613 289464 355763 1673 280064 246914 313214 1674 290431 257282 323581 1675 198170 165021 231320 1676 302128 268979 335278 1677 242610 209460 275759 1678 387183 354033 420332 1679 312658 279509 345808 1680 351960 318810 385110 1681 295677 262527 328826 1682 262990 229841 296140 1683 325275 292125 358424 1684 205468 172319 238618 1685 87668 54519 120818 1686 236510 203361 269660 1687 253915 220765 287064 1688 306126 272976 339275 1689 307181 274032 340331 1690 298609 265459 331758 1691 301297 268147 334446 1692 277115 243966 310265 1693 284582 251433 317732 1694 257586 224436 290735 1695 235885 202735 269035 1696 253201 220052 286351 1697 273149 239999 306298 1698 365069 331919 398219 1699 278522 245373 311672 1700 196336 163186 229486 1701 325811 292661 358960 1702 258225 225075 291375 1703 253114 219964 286263 1704 228588 195438 261737 1705 331259 298109 364408 1706 249067 215918 282217 1707 223301 190152 256451 1708 232011 198862 265161 1709 292822 259672 325972 1710 275530 242381 308680 1711 304156 271007 337306 1712 294655 261506 327805 1713 277821 244671 310970 1714 147073 113923 180222 1715 304757 271607 337907 1716 270155 237005 303305 1717 241722 208572 274871 1718 327213 294063 360362 1719 300924 267774 334074 1720 426210 393060 459360 1721 276636 243487 309786 1722 181578 148428 214728 1723 222314 189165 255464 1724 298645 265495 331795 1725 318536 285386 351686 1726 369970 336820 403119 1727 254129 220979 287278 1728 278593 245443 311742 1729 149449 116299 182598 1730 260044 226895 293194 1731 276175 243026 309325 1732 273681 240531 306830 1733 264915 231766 298065 1734 347433 314283 380583 1735 196103 162954 229253 1736 225279 192129 258428 1737 239231 206082 272381 1738 277672 244522 310821 1739 327818 294669 360968 1740 203934 170784 237084 1741 331034 297885 364184 1742 285911 252761 319060 1743 305949 272800 339099 1744 241724 208574 274873 1745 267804 234654 300953 1746 348664 315514 381813 1747 356200 323050 389349 1748 137716 104566 170865 1749 337622 304472 370771 1750 214111 180961 247260 1751 300734 267584 333884 1752 246498 213348 279647 1753 299127 265977 332277 1754 223031 189881 256181 1755 222494 189344 255643 1756 180866 147717 214016 1757 276826 243676 309975 1758 289309 256159 322458 1759 225786 192637 258936 1760 296750 263600 329899 1761 322813 289663 355962 1762 323563 290413 356713 1763 188514 155364 221663 1764 297601 264451 330750 1765 156982 123833 190132 1766 305571 272421 338720 1767 224998 191849 258148 1768 360465 327315 393615 1769 284298 251148 317447 1770 208250 175101 241400 1771 339962 306812 373112 1772 242471 209321 275620 1773 245548 212398 278698 1774 262256 229107 295406 1775 230871 197721 264020 1776 236865 203715 270014 1777 183466 150317 216616 1778 249023 215873 282172 1779 269394 236245 302544 1780 277022 243872 310171 1781 263277 230128 296427 1782 218329 185179 251479 1783 298912 265762 332061 1784 314472 281322 347621 1785 316701 283551 349850 1786 222976 189827 256126 1787 290267 257117 323416 1788 200528 167379 233678 1789 153189 120039 186339 1790 362509 329359 395658 1791 276796 243646 309945 1792 337992 304842 371141 1793 259803 226653 292953 1794 294465 261315 327614 1795 163387 130237 196536 1796 359092 325943 392242 1797 383113 349963 416263 1798 164059 130910 197209 1799 373057 339907 406206 1800 278897 245748 312047 1801 270009 236859 303158 1802 302002 268852 335151 1803 210750 177601 243900 1804 263154 230005 296304 1805 228546 195397 261696 1806 196618 163469 229768 1807 279224 246075 312374 1808 244731 211582 277881 1809 222009 188860 255159 1810 213947 180798 247097 1811 339075 305926 372225 1812 306557 273408 339707 1813 214424 181274 247573 1814 230471 197322 263621 1815 288770 255621 321920 1816 327441 294291 360590 1817 318194 285045 351344 1818 280334 247184 313484 1819 232806 199657 265956 1820 221661 188512 254811 1821 346264 313114 379413 1822 237615 204465 270764 1823 331916 298766 365066 1824 172247 139098 205397 1825 268665 235516 301815 1826 335295 302145 368445 1827 257267 224117 290416 1828 305917 272767 339067 1829 197925 164776 231075 1830 215040 181891 248190 1831 338427 305278 371577 1832 327633 294483 360782 1833 246508 213358 279657 1834 223943 190793 257092 1835 262612 229463 295762 1836 264581 231431 297731 1837 338723 305573 371872 1838 288200 255050 321349 1839 232461 199312 265611 1840 298876 265726 332025 1841 269866 236716 303015 1842 182315 149166 215465 1843 407056 373906 440205 1844 249694 216544 282844 1845 148998 115848 182147 1846 185184 152034 218334 1847 175901 142751 209051 1848 298797 265648 331947 1849 388617 355467 421766 1850 327449 294300 360599 1851 96184 63034 129333 1852 279261 246111 312411 1853 354475 321325 387624 1854 276292 243143 309442 1855 196647 163497 229797 1856 280174 247024 313324 1857 245247 212097 278396 1858 313589 280439 346738 1859 263274 230124 296424 1860 290237 257087 323386 1861 165973 132824 199123 1862 357248 324099 390398 1863 192605 159455 225754 1864 326957 293807 360106 1865 295315 262165 328465 1866 382786 349636 415936 1867 400938 367788 434087 1868 268874 235724 302024 1869 301463 268314 334613 1870 258525 225375 291675 1871 202582 169433 235732 1872 298210 265060 331360 1873 262781 229631 295930 1874 220913 187763 254062 1875 242431 209281 275581 1876 285845 252696 318995 1877 245325 212175 278475 1878 209016 175866 242165 1879 150142 116992 183292 1880 225019 191869 258169 1881 242078 208928 275228 1882 257121 223972 290271 1883 237362 204212 270512 1884 286992 253842 320141 1885 274966 241817 308116 1886 245763 212614 278913 1887 140255 107105 173404 1888 243802 210653 276952 1889 229002 195853 262152 1890 243014 209864 276163 1891 259925 226776 293075 1892 273158 240009 306308 1893 218510 185361 251660 1894 242076 208926 275226 1895 310243 277093 343392 1896 167041 133892 200191 1897 296093 262943 329242 1898 186513 153363 219663 1899 255739 222590 288889 1900 235506 202357 268656 1901 233857 200707 267006 1902 134746 101597 167896 1903 292402 259252 325551 1904 231630 198481 264780 1905 264753 231603 297902 1906 278352 245203 311502 1907 278006 244857 311156 1908 217164 184014 250314 1909 264984 231834 298133 1910 228448 195298 261597 1911 288794 255644 321944 1912 331295 298145 364444 1913 265279 232130 298429 1914 322499 289350 355649 1915 263463 230314 296613 1916 297470 264321 330620 1917 325933 292783 359082 1918 274958 241808 308107 1919 251870 218720 285020 1920 264275 231126 297425 1921 352984 319834 386133 1922 237800 204651 270950 1923 287219 254070 320369 1924 254278 221129 287428 1925 270490 237341 303640 1926 332704 299555 365854 1927 283586 250437 316736 1928 316572 283423 349722 1929 283881 250731 317031 1930 333473 300323 366622 1931 263048 229899 296198 1932 270895 237745 304045 1933 317177 284027 350326 1934 244813 211663 277963 1935 243390 210240 276539 1936 291956 258806 325105 1937 274802 241653 307952 1938 345176 312026 378325 1939 300007 266858 333157 1940 269260 236110 302409 1941 312179 279029 345329 1942 359204 326055 392354 1943 310623 277473 343772 1944 246146 212996 279295 1945 280899 247749 314048 1946 276806 243657 309956 1947 353861 320711 387010 1948 261251 228101 294400 1949 316266 283117 349416 1950 264104 230955 297254 1951 269526 236376 302676 264974 1952 299500 266350 332649 342501 1953 228622 195472 261771 220071 1954 116398 83248 149547 154677 1955 250612 217463 283762 204579 1956 277657 244507 310806 253845 1957 309501 276351 342651 394227 1958 316691 283541 349840 266281 1959 184044 150894 217194 232853 1960 294131 260982 327281 284338 1961 203409 170259 236559 243808 1962 349225 316076 382375 368879 1963 198625 165475 231775 200162 1964 232544 199394 265693 218672 1965 341538 308388 374687 331153 1966 214209 181059 247358 166872 1967 245496 212347 278646 252054 1968 209528 176378 242677 238249 1969 281903 248754 315053 288018 1970 290876 257726 324025 297711 1971 288394 255244 321543 308955 1972 231937 198788 265087 240611 1973 326698 293549 359848 312200 1974 331820 298671 364970 284876 1975 274745 241595 307894 259358 1976 209886 176736 243035 193217 1977 166979 133829 200129 156366 1978 296623 263473 329772 343181 1979 319657 286508 352807 301828 1980 297503 264354 330653 259116 1981 219347 186197 252496 152626 1982 290878 257728 324027 262781 1983 348068 314918 381217 405816 1984 364298 331149 397448 426514 1985 340976 307827 374126 272593 1986 324759 291609 357908 378907 1987 278623 245474 311773 176352 1988 235698 202548 268847 255922 1989 216276 183126 249425 191154 1990 211143 177993 244293 239037 1991 282192 249042 315341 246508 1992 263460 230311 296610 222404 1993 305338 272189 338488 320536 1994 193376 160226 226525 231064 1995 363694 330545 396844 374136 1996 312986 279836 346135 327906 1997 324472 291322 357622 392858 1998 212756 179606 245905 252631 1999 292242 259092 325391 274101