# //UNITED STATES GEOLOGICAL SURVEY http://water.usgs.gov/ # //NATIONAL WATER INFORMATION SYSTEM http://water.usgs.gov/data.html # //DATA ARE PROVISIONAL AND SUBJECT TO CHANGE UNTIL PUBLISHED BY USGS # //RETRIEVED: 2025-08-12 23:45:03 # //WARNING # //WARNING The stage-discharge rating provided in this file should be # //WARNING considered provisional and subject to change. Stage-discharge # //WARNING ratings change over time as the channel features that control # //WARNING the relation between stage and discharge vary. Users are # //WARNING cautioned to consider carefully the applicability of this # //WARNING rating before using it for decisions that concern personal or # //WARNING public safety or operational consequences. # //FILE TYPE="NWIS RATING" # //DATABASE NUMBER=01 DESCRIPTION=" Standard data base for this site." # //STATION AGENCY="USGS " NUMBER="12324400 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="Clark Fork ab Little Blackfoot R nr Garrison MT" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20250812234503 MST" # //RATING ID="2.3" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Lower extension to 2.05 ft" # //RATING EXPANSION="logarithmic" # //RATING OFFSET1=1.500000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20160709080001 BZONE=-07:00 END=20161011230000 EZONE=-07:00 AGING=1 # //RATING_DATETIME COMMENT="Lower extension to 2.05 ft" # //RATING_DATETIME BEGIN=20161011230000 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="Lower extension to 2.05 ft" # //SHIFT_PREV BEGIN="20250801123556" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="4.00" SHIFT1="-0.55" STAGE2="5.40" SHIFT2="0.00" STAGE3="6.80" SHIFT3="0.00" # //SHIFT_PREV COMMENT="QM 143 and check QM 144 large negative shift attributed to very heavy algae and macrophyte growth along both banks in gage pool constricting flow, as well as on control. Growth by time as AT and WT increased. " # //SHIFT_NEXT BEGIN="--------------" BZONE="---" END="--------------" EZONE="---" # //SHIFT_NEXT STAGE1="---" SHIFT1="---" STAGE2="---" SHIFT2="---" STAGE3="---" SHIFT3="---" # //SHIFT_NEXT COMMENT=" " INDEP SHIFT DEP STOR 16N 16N 16N 1S 2.55 -0.55 41.60 2.56 -0.55 42.62 2.57 -0.55 43.65 2.58 -0.55 44.68 2.59 -0.55 45.71 2.60 -0.55 46.75 * 2.61 -0.55 47.79 2.62 -0.55 48.84 2.63 -0.55 49.89 2.64 -0.55 50.94 2.65 -0.55 52.00 2.66 -0.55 53.06 2.67 -0.55 54.13 2.68 -0.55 55.21 2.69 -0.55 56.28 2.70 -0.55 57.36 2.71 -0.55 58.45 2.72 -0.55 59.54 2.73 -0.55 60.63 2.74 -0.55 61.72 2.75 -0.55 62.82 2.76 -0.55 63.92 2.77 -0.55 65.03 2.78 -0.55 66.14 2.79 -0.55 67.25 2.80 -0.55 68.37 2.81 -0.55 69.49 2.82 -0.55 70.61 2.83 -0.55 71.74 2.84 -0.55 72.87 2.85 -0.55 74.00 2.86 -0.55 75.41 2.87 -0.55 76.83 2.88 -0.55 78.25 2.89 -0.55 79.69 2.90 -0.55 81.13 * 2.91 -0.55 82.59 2.92 -0.55 84.05 2.93 -0.55 85.52 2.94 -0.55 87.00 2.95 -0.55 88.49 2.96 -0.55 89.98 2.97 -0.55 91.49 2.98 -0.55 93.00 2.99 -0.55 94.53 3.00 -0.55 96.06 * 3.01 -0.55 97.60 3.02 -0.55 99.14 3.03 -0.55 100.70 3.04 -0.55 102.26 3.05 -0.55 103.84 3.06 -0.55 105.42 3.07 -0.55 107.00 3.08 -0.55 108.60 3.09 -0.55 110.21 3.10 -0.55 111.82 3.11 -0.55 113.44 3.12 -0.55 115.07 3.13 -0.55 116.70 3.14 -0.55 118.35 3.15 -0.55 120.00 3.16 -0.55 121.84 3.17 -0.55 123.69 3.18 -0.55 125.55 3.19 -0.55 127.43 3.20 -0.55 129.31 3.21 -0.55 131.21 3.22 -0.55 133.12 3.23 -0.55 135.03 3.24 -0.55 136.96 3.25 -0.55 138.90 3.26 -0.55 140.86 3.27 -0.55 142.82 3.28 -0.55 144.79 3.29 -0.55 146.78 3.30 -0.55 148.77 3.31 -0.55 150.78 3.32 -0.55 152.80 3.33 -0.55 154.82 3.34 -0.55 156.86 3.35 -0.55 158.91 3.36 -0.55 160.97 3.37 -0.55 163.05 3.38 -0.55 165.13 3.39 -0.55 167.22 3.40 -0.55 169.32 * 3.41 -0.55 171.44 3.42 -0.55 173.56 3.43 -0.55 175.70 3.44 -0.55 177.84 3.45 -0.55 180.00 3.46 -0.55 182.25 3.47 -0.55 184.51 3.48 -0.55 186.78 3.49 -0.55 189.06 3.50 -0.55 191.35 3.51 -0.55 193.66 3.52 -0.55 195.98 3.53 -0.55 198.31 3.54 -0.55 200.65 3.55 -0.55 203.00 3.56 -0.55 205.47 3.57 -0.55 207.95 3.58 -0.55 210.44 3.59 -0.55 212.95 3.60 -0.55 215.47 3.61 -0.55 218.00 3.62 -0.55 220.55 3.63 -0.55 223.11 3.64 -0.55 225.69 3.65 -0.55 228.27 3.66 -0.55 230.88 3.67 -0.55 233.49 3.68 -0.55 236.12 3.69 -0.55 238.76 3.70 -0.55 241.41 * 3.71 -0.55 244.08 3.72 -0.55 246.76 3.73 -0.55 249.45 3.74 -0.55 252.16 3.75 -0.55 254.88 3.76 -0.55 257.61 3.77 -0.55 260.35 3.78 -0.55 263.11 3.79 -0.55 265.88 3.80 -0.55 268.67 3.81 -0.55 271.47 3.82 -0.55 274.28 3.83 -0.55 277.10 3.84 -0.55 279.94 3.85 -0.55 282.79 3.86 -0.55 285.65 3.87 -0.55 288.53 3.88 -0.55 291.42 3.89 -0.55 294.32 3.90 -0.55 297.23 3.91 -0.55 300.16 3.92 -0.55 303.10 3.93 -0.55 306.05 3.94 -0.55 309.02 3.95 -0.55 312.00 3.96 -0.55 315.28 3.97 -0.55 318.59 3.98 -0.55 321.91 3.99 -0.55 325.24 4.00 -0.55 328.59 * 4.01 -0.55 333.29 4.02 -0.54 338.03 4.03 -0.54 342.79 4.04 -0.53 347.59 4.05 -0.53 352.42 4.06 -0.53 357.29 4.07 -0.52 362.19 4.08 -0.52 367.12 4.09 -0.51 372.09 4.10 -0.51 377.08 4.11 -0.51 382.12 4.12 -0.50 387.18 4.13 -0.50 392.28 4.14 -0.50 397.41 4.15 -0.49 402.58 4.16 -0.49 407.77 4.17 -0.48 413.01 4.18 -0.48 418.27 4.19 -0.48 423.59 4.20 -0.47 428.95 4.21 -0.47 434.33 4.22 -0.46 439.75 4.23 -0.46 445.21 4.24 -0.46 450.70 4.25 -0.45 456.22 4.26 -0.45 461.78 4.27 -0.44 467.37 4.28 -0.44 472.99 4.29 -0.44 478.65 4.30 -0.43 484.34 4.31 -0.43 490.06 4.32 -0.42 495.82 4.33 -0.42 501.61 4.34 -0.42 507.44 4.35 -0.41 513.29 4.36 -0.41 519.19 4.37 -0.40 525.11 4.38 -0.40 531.07 4.39 -0.40 537.07 4.40 -0.39 542.88 4.41 -0.39 548.51 4.42 -0.38 554.17 4.43 -0.38 559.85 4.44 -0.38 565.56 4.45 -0.37 571.30 4.46 -0.37 577.07 4.47 -0.37 582.86 4.48 -0.36 588.68 4.49 -0.36 594.52 4.50 -0.35 600.39 4.51 -0.35 606.29 4.52 -0.35 612.22 4.53 -0.34 618.17 4.54 -0.34 624.15 4.55 -0.33 630.15 4.56 -0.33 636.19 4.57 -0.33 642.25 4.58 -0.32 648.33 4.59 -0.32 654.44 4.60 -0.31 660.58 4.61 -0.31 666.75 4.62 -0.31 672.94 4.63 -0.30 679.16 4.64 -0.30 685.40 4.65 -0.29 691.67 4.66 -0.29 697.97 4.67 -0.29 704.29 4.68 -0.28 710.64 4.69 -0.28 717.02 4.70 -0.28 723.42 4.71 -0.27 729.85 4.72 -0.27 736.31 4.73 -0.26 742.79 4.74 -0.26 749.30 4.75 -0.26 755.83 4.76 -0.25 762.39 4.77 -0.25 768.98 4.78 -0.24 775.59 4.79 -0.24 782.23 4.80 -0.24 788.90 4.81 -0.23 795.59 4.82 -0.23 802.31 4.83 -0.22 809.05 4.84 -0.22 815.82 4.85 -0.22 822.62 4.86 -0.21 829.44 4.87 -0.21 836.29 4.88 -0.20 843.17 4.89 -0.20 850.07 4.90 -0.20 857.00 4.91 -0.19 863.95 4.92 -0.19 870.93 4.93 -0.18 877.93 4.94 -0.18 884.96 4.95 -0.18 892.02 4.96 -0.17 899.10 4.97 -0.17 906.21 4.98 -0.16 913.35 4.99 -0.16 920.51 5.00 -0.16 927.69 5.01 -0.15 934.91 5.02 -0.15 942.14 5.03 -0.15 949.41 5.04 -0.14 956.70 5.05 -0.14 964.01 5.06 -0.13 971.36 5.07 -0.13 978.72 5.08 -0.13 986.12 5.09 -0.12 993.53 5.10 -0.12 1000.98 * 5.11 -0.11 1008.45 5.12 -0.11 1015.95 5.13 -0.11 1023.47 5.14 -0.10 1031.01 5.15 -0.10 1038.59 5.16 -0.09 1046.19 5.17 -0.09 1053.81 5.18 -0.09 1061.46 5.19 -0.08 1069.00 5.20 -0.08 1076.43 5.21 -0.07 1083.90 5.22 -0.07 1091.38 5.23 -0.07 1098.89 5.24 -0.06 1106.42 5.25 -0.06 1113.97 5.26 -0.05 1121.55 5.27 -0.05 1129.15 5.28 -0.05 1136.77 5.29 -0.04 1144.41 5.30 -0.04 1152.08 5.31 -0.04 1159.77 5.32 -0.03 1167.48 5.33 -0.03 1175.22 5.34 -0.02 1182.98 5.35 -0.02 1190.76 5.36 -0.02 1198.56 5.37 -0.01 1206.39 5.38 -0.01 1214.23 5.39 0.00 1222.11 5.40 0.00 1230.00 * 5.41 0.00 1235.59 5.42 0.00 1241.20 5.43 0.00 1246.82 5.44 0.00 1252.44 5.45 0.00 1258.08 5.46 0.00 1263.73 5.47 0.00 1269.39 5.48 0.00 1275.06 5.49 0.00 1280.74 5.50 0.00 1286.44 5.51 0.00 1292.14 5.52 0.00 1297.86 5.53 0.00 1303.58 5.54 0.00 1309.32 5.55 0.00 1315.07 5.56 0.00 1320.83 5.57 0.00 1326.60 5.58 0.00 1332.38 5.59 0.00 1338.17 5.60 0.00 1343.97 5.61 0.00 1349.79 5.62 0.00 1355.61 5.63 0.00 1361.45 5.64 0.00 1367.30 5.65 0.00 1373.15 5.66 0.00 1379.02 5.67 0.00 1384.90 5.68 0.00 1390.79 5.69 0.00 1396.69 5.70 0.00 1402.60 5.71 0.00 1408.53 5.72 0.00 1414.46 5.73 0.00 1420.41 5.74 0.00 1426.36 5.75 0.00 1432.33 5.76 0.00 1438.31 5.77 0.00 1444.29 5.78 0.00 1450.29 5.79 0.00 1456.30 5.80 0.00 1462.32 5.81 0.00 1468.35 5.82 0.00 1474.40 5.83 0.00 1480.45 5.84 0.00 1486.51 5.85 0.00 1492.59 5.86 0.00 1498.67 5.87 0.00 1504.77 5.88 0.00 1510.88 5.89 0.00 1517.00 5.90 0.00 1523.12 5.91 0.00 1529.26 5.92 0.00 1535.41 5.93 0.00 1541.57 5.94 0.00 1547.75 5.95 0.00 1553.93 5.96 0.00 1560.12 5.97 0.00 1566.32 5.98 0.00 1572.54 5.99 0.00 1578.76 6.00 0.00 1585.00 * 6.01 0.00 1591.27 6.02 0.00 1597.56 6.03 0.00 1603.85 6.04 0.00 1610.16 6.05 0.00 1616.47 6.06 0.00 1622.80 6.07 0.00 1629.14 6.08 0.00 1635.48 6.09 0.00 1641.84 6.10 0.00 1648.21 6.11 0.00 1654.59 6.12 0.00 1660.99 6.13 0.00 1667.39 6.14 0.00 1673.80 6.15 0.00 1680.23 6.16 0.00 1686.66 6.17 0.00 1693.11 6.18 0.00 1699.56 6.19 0.00 1706.03 6.20 0.00 1712.51 6.21 0.00 1719.00 6.22 0.00 1725.49 6.23 0.00 1732.00 6.24 0.00 1738.53 6.25 0.00 1745.06 6.26 0.00 1751.60 6.27 0.00 1758.15 6.28 0.00 1764.72 6.29 0.00 1771.29 6.30 0.00 1777.87 6.31 0.00 1784.47 6.32 0.00 1791.08 6.33 0.00 1797.69 6.34 0.00 1804.32 6.35 0.00 1810.96 6.36 0.00 1817.61 6.37 0.00 1824.27 6.38 0.00 1830.94 6.39 0.00 1837.62 6.40 0.00 1844.31 6.41 0.00 1851.02 6.42 0.00 1857.73 6.43 0.00 1864.45 6.44 0.00 1871.19 6.45 0.00 1877.93 6.46 0.00 1884.69 6.47 0.00 1891.45 6.48 0.00 1898.23 6.49 0.00 1905.02 6.50 0.00 1911.82 6.51 0.00 1918.63 6.52 0.00 1925.44 6.53 0.00 1932.27 6.54 0.00 1939.12 6.55 0.00 1945.97 6.56 0.00 1952.83 6.57 0.00 1959.70 6.58 0.00 1966.58 6.59 0.00 1973.48 6.60 0.00 1980.38 6.61 0.00 1987.29 6.62 0.00 1994.22 6.63 0.00 2001.16 6.64 0.00 2008.10 6.65 0.00 2015.06 6.66 0.00 2022.03 6.67 0.00 2029.00 6.68 0.00 2035.99 6.69 0.00 2042.99 6.70 0.00 2050.00 * 6.71 0.00 2057.44 6.72 0.00 2064.90 6.73 0.00 2072.37 6.74 0.00 2079.85 6.75 0.00 2087.34 6.76 0.00 2094.85 6.77 0.00 2102.37 6.78 0.00 2109.90 6.79 0.00 2117.44 6.80 0.00 2125.00 * 6.81 0.00 2133.42 6.82 0.00 2141.86 6.83 0.00 2150.32 6.84 0.00 2158.79 6.85 0.00 2167.28 6.86 0.00 2175.79 6.87 0.00 2184.32 6.88 0.00 2192.86 6.89 0.00 2201.42 6.90 0.00 2210.00 * 6.91 0.00 2219.62 6.92 0.00 2229.26 6.93 0.00 2238.92 6.94 0.00 2248.61 6.95 0.00 2258.33 6.96 0.00 2268.06 6.97 0.00 2277.83 6.98 0.00 2287.61 6.99 0.00 2297.42 7.00 0.00 2307.25 7.01 0.00 2317.11 7.02 0.00 2326.99 7.03 0.00 2336.90 7.04 0.00 2346.83 7.05 0.00 2356.79 7.06 0.00 2366.76 7.07 0.00 2376.77 7.08 0.00 2386.79 7.09 0.00 2396.85 7.10 0.00 2406.92 7.11 0.00 2417.02 7.12 0.00 2427.15 7.13 0.00 2437.29 7.14 0.00 2447.47 7.15 0.00 2457.66 7.16 0.00 2467.88 7.17 0.00 2478.13 7.18 0.00 2488.40 7.19 0.00 2498.70 7.20 0.00 2509.01 7.21 0.00 2519.36 7.22 0.00 2529.73 7.23 0.00 2540.12 7.24 0.00 2550.53 7.25 0.00 2560.98 7.26 0.00 2571.44 7.27 0.00 2581.93 7.28 0.00 2592.45 7.29 0.00 2602.98 7.30 0.00 2613.55 7.31 0.00 2624.14 7.32 0.00 2634.75 7.33 0.00 2645.39 7.34 0.00 2656.05 7.35 0.00 2666.74 7.36 0.00 2677.45 7.37 0.00 2688.18 7.38 0.00 2698.94 7.39 0.00 2709.73 7.40 0.00 2720.54 7.41 0.00 2731.37 7.42 0.00 2742.23 7.43 0.00 2753.12 7.44 0.00 2764.03 7.45 0.00 2774.96 7.46 0.00 2785.92 7.47 0.00 2796.90 7.48 0.00 2807.91 7.49 0.00 2818.94 7.50 0.00 2830.00 *