# //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: 2026-03-12 22:15:02 # //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="12301250 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="Tobacco River at Eureka, MT" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20260312221502 MST" # //RATING ID="2.0" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Devloped based on WY22 and historic high water measurements-approved by Baprice on 09/18/2023" # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=3.680000E+00 # //RATING OFFSET1=1.400000E+00 OFFSET2=2.100000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20240407000000 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="Begining of Rating 2.0 Based on WY22-24 open water and historic highwater measurements." # //SHIFT_PREV BEGIN="20260310104300" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="2.50" SHIFT1="0.03" STAGE2="3.10" SHIFT2="0.03" STAGE3="3.80" SHIFT3="0.00" # //SHIFT_PREV COMMENT="Been about a year since Q mmt taken at this GH. Seems to be some scour on left bank in DS CS. Large limb that had stuck into water just DS of gage removed by city at unknown date. This change is right above the noticed scour section on left bank in sample and q mmt CS on sv 03.10.26." # //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 1.85 0.03 14.34 1.86 0.02 15.03 1.87 0.02 15.74 * 1.88 0.02 16.47 1.89 0.02 17.22 1.90 0.02 17.98 1.91 0.02 18.77 1.92 0.02 19.57 1.93 0.02 20.39 1.94 0.02 21.23 1.95 0.02 22.09 1.96 0.02 22.97 1.97 0.02 23.87 1.98 0.02 24.79 1.99 0.03 25.73 2.00 0.02 26.68 2.01 0.03 27.66 2.02 0.02 28.65 2.03 0.03 29.67 2.04 0.02 30.70 2.05 0.03 31.76 2.06 0.02 32.83 2.07 0.03 33.93 2.08 0.02 35.04 2.09 0.03 36.18 2.10 0.02 37.33 2.11 0.02 38.51 2.12 0.02 39.70 2.13 0.02 40.92 2.14 0.02 42.16 2.15 0.02 43.41 2.16 0.02 44.69 2.17 0.02 45.99 2.18 0.02 47.31 2.19 0.02 48.65 2.20 0.02 50.01 2.21 0.02 51.39 2.22 0.02 52.80 2.23 0.02 54.22 2.24 0.03 55.67 2.25 0.03 57.14 2.26 0.02 58.62 2.27 0.02 60.13 2.28 0.02 61.66 2.29 0.03 63.22 2.30 0.02 64.79 2.31 0.03 66.39 2.32 0.02 68.00 2.33 0.02 69.64 2.34 0.03 71.31 2.35 0.02 72.99 2.36 0.02 74.69 2.37 0.03 76.42 2.38 0.03 78.17 2.39 0.03 79.94 2.40 0.02 81.73 2.41 0.02 83.55 2.42 0.03 85.39 2.43 0.03 87.25 2.44 0.02 89.13 2.45 0.02 91.03 2.46 0.02 92.96 2.47 0.02 94.91 2.48 0.03 96.89 2.49 0.02 98.88 2.50 0.02 100.90 2.51 0.02 102.94 2.52 0.02 105.00 2.53 0.03 107.09 2.54 0.03 109.20 2.55 0.02 111.33 2.56 0.03 113.49 2.57 0.03 115.67 2.58 0.03 117.87 2.59 0.02 120.09 2.60 0.02 122.34 2.61 0.02 124.61 2.62 0.02 126.91 2.63 0.02 129.23 2.64 0.02 131.57 2.65 0.02 133.93 2.66 0.02 136.32 2.67 0.03 138.74 2.68 0.02 141.17 2.69 0.02 143.63 2.70 0.03 146.12 2.71 0.02 148.62 2.72 0.02 151.15 2.73 0.03 153.71 2.74 0.02 156.29 2.75 0.02 158.89 2.76 0.03 161.52 2.77 0.02 164.17 2.78 0.02 166.84 2.79 0.02 169.54 2.80 0.03 172.27 2.81 0.02 175.01 2.82 0.02 177.79 2.83 0.02 180.58 2.84 0.02 183.40 2.85 0.03 186.25 2.86 0.03 189.12 2.87 0.02 192.01 2.88 0.02 194.93 2.89 0.02 197.87 2.90 0.03 200.84 2.91 0.02 203.83 2.92 0.02 206.85 2.93 0.02 209.89 2.94 0.03 212.96 2.95 0.02 216.05 2.96 0.02 219.17 2.97 0.02 222.31 2.98 0.03 225.48 2.99 0.02 228.67 3.00 0.02 231.88 3.01 0.03 235.13 3.02 0.02 238.39 3.03 0.02 241.68 3.04 0.02 245.00 3.05 0.02 248.34 3.06 0.02 251.71 3.07 0.03 255.11 3.08 0.02 258.52 3.09 0.03 261.97 3.10 0.03 265.44 3.11 0.02 268.81 3.12 0.02 272.20 3.13 0.02 275.62 3.14 0.02 279.06 3.15 0.02 282.52 3.16 0.02 286.01 3.17 0.02 289.52 3.18 0.02 293.06 3.19 0.02 296.62 3.20 0.02 300.20 3.21 0.02 303.81 3.22 0.02 307.45 3.23 0.02 311.10 3.24 0.02 314.78 3.25 0.02 318.49 3.26 0.02 322.22 3.27 0.02 325.97 3.28 0.02 329.75 3.29 0.02 333.55 3.30 0.02 337.38 3.31 0.02 341.23 3.32 0.02 345.10 3.33 0.02 349.00 3.34 0.02 352.93 3.35 0.02 356.88 3.36 0.02 360.85 3.37 0.02 364.85 3.38 0.02 368.87 3.39 0.01 372.92 3.40 0.01 376.99 3.41 0.01 381.08 3.42 0.01 385.20 3.43 0.01 389.35 3.44 0.01 393.52 3.45 0.01 397.72 3.46 0.01 401.94 3.47 0.01 406.18 3.48 0.01 410.45 3.49 0.01 414.75 3.50 0.01 419.07 3.51 0.01 423.41 3.52 0.01 427.78 3.53 0.01 432.17 3.54 0.01 436.59 3.55 0.01 441.04 3.56 0.01 445.51 3.57 0.01 450.01 3.58 0.01 454.53 3.59 0.01 459.07 3.60 0.01 463.64 3.61 0.01 468.24 3.62 0.01 472.86 3.63 0.01 477.51 3.64 0.01 482.18 3.65 0.01 486.88 3.66 0.00 491.60 3.67 0.00 496.35 3.68 0.00 501.33 * 3.69 0.00 506.60 3.70 0.00 511.89 3.71 0.00 517.21 3.72 0.00 522.54 3.73 0.00 527.90 3.74 0.00 533.29 3.75 0.00 538.69 3.76 0.00 544.12 3.77 0.00 549.57 3.78 0.00 555.05 3.79 0.00 560.54 3.80 0.00 566.06 3.81 0.00 571.81 3.82 0.00 577.58 3.83 0.00 583.38 3.84 0.00 589.20 3.85 0.00 595.05 3.86 0.00 600.92 3.87 0.00 606.81 3.88 0.00 612.73 3.89 0.00 618.67 3.90 0.00 624.64 3.91 0.00 630.62 3.92 0.00 636.64 3.93 0.00 642.68 3.94 0.00 648.74 3.95 0.00 654.82 3.96 0.00 660.93 3.97 0.00 667.07 3.98 0.00 673.22 3.99 0.00 679.40 4.00 0.00 685.61 4.01 0.00 691.83 4.02 0.00 698.09 4.03 0.00 704.36 4.04 0.00 710.66 4.05 0.00 716.98 4.06 0.00 723.33 4.07 0.00 729.70 4.08 0.00 736.09 4.09 0.00 742.50 4.10 0.00 748.94 4.11 0.00 755.40 4.12 0.00 761.89 4.13 0.00 768.40 4.14 0.00 774.93 4.15 0.00 781.49 4.16 0.00 788.06 4.17 0.00 794.67 4.18 0.00 801.29 4.19 0.00 807.94 4.20 0.00 814.61 4.21 0.00 821.30 4.22 0.00 828.02 4.23 0.00 834.76 4.24 0.00 841.52 4.25 0.00 848.31 4.26 0.00 855.11 4.27 0.00 861.95 4.28 0.00 868.80 4.29 0.00 875.68 4.30 0.00 882.57 4.31 0.00 889.50 4.32 0.00 896.44 4.33 0.00 903.41 4.34 0.00 910.40 4.35 0.00 917.41 4.36 0.00 924.45 4.37 0.00 931.50 4.38 0.00 938.58 4.39 0.00 945.69 4.40 0.00 952.81 4.41 0.00 959.96 4.42 0.00 967.13 4.43 0.00 974.32 4.44 0.00 981.53 4.45 0.00 988.77 4.46 0.00 996.03 4.47 0.00 1003.31 4.48 0.00 1010.61 4.49 0.00 1017.94 4.50 0.00 1025.29 4.51 0.00 1032.66 4.52 0.00 1040.05 4.53 0.00 1047.46 4.54 0.00 1054.90 4.55 0.00 1062.36 4.56 0.00 1069.84 4.57 0.00 1077.34 4.58 0.00 1084.87 4.59 0.00 1092.41 4.60 0.00 1099.98 4.61 0.00 1107.57 4.62 0.00 1115.18 4.63 0.00 1122.82 4.64 0.00 1130.47 4.65 0.00 1138.15 4.66 0.00 1145.85 4.67 0.00 1153.57 4.68 0.00 1161.32 4.69 0.00 1169.08 4.70 0.00 1176.87 4.71 0.00 1184.67 4.72 0.00 1192.50 4.73 0.00 1200.36 4.74 0.00 1208.23 4.75 0.00 1216.12 4.76 0.00 1224.04 4.77 0.00 1231.98 4.78 0.00 1239.94 4.79 0.00 1247.92 4.80 0.00 1255.92 4.81 0.00 1263.94 4.82 0.00 1271.99 4.83 0.00 1280.05 4.84 0.00 1288.14 4.85 0.00 1296.25 4.86 0.00 1304.38 4.87 0.00 1312.53 4.88 0.00 1320.70 4.89 0.00 1328.90 4.90 0.00 1337.11 4.91 0.00 1345.35 4.92 0.00 1353.61 4.93 0.00 1361.89 4.94 0.00 1370.19 4.95 0.00 1378.51 4.96 0.00 1386.85 4.97 0.00 1395.22 4.98 0.00 1403.60 4.99 0.00 1412.01 5.00 0.00 1420.43 5.01 0.00 1428.88 5.02 0.00 1437.35 5.03 0.00 1445.84 5.04 0.00 1454.35 5.05 0.00 1462.88 5.06 0.00 1471.44 5.07 0.00 1480.01 5.08 0.00 1488.60 5.09 0.00 1497.22 5.10 0.00 1505.86 5.11 0.00 1514.51 5.12 0.00 1523.19 5.13 0.00 1531.89 5.14 0.00 1540.61 5.15 0.00 1549.35 5.16 0.00 1558.11 5.17 0.00 1566.89 5.18 0.00 1575.69 5.19 0.00 1584.52 5.20 0.00 1593.36 5.21 0.00 1602.22 5.22 0.00 1611.11 5.23 0.00 1620.01 5.24 0.00 1628.94 5.25 0.00 1637.89 5.26 0.00 1646.85 5.27 0.00 1655.84 5.28 0.00 1664.85 5.29 0.00 1673.88 5.30 0.00 1682.93 5.31 0.00 1692.00 5.32 0.00 1701.09 5.33 0.00 1710.20 5.34 0.00 1719.33 5.35 0.00 1728.48 5.36 0.00 1737.65 5.37 0.00 1746.84 5.38 0.00 1756.06 5.39 0.00 1765.29 5.40 0.00 1774.54 5.41 0.00 1783.82 5.42 0.00 1793.11 5.43 0.00 1802.42 5.44 0.00 1811.76 5.45 0.00 1821.11 5.46 0.00 1830.49 5.47 0.00 1839.88 5.48 0.00 1849.30 5.49 0.00 1858.73 5.50 0.00 1868.19 5.51 0.00 1877.66 5.52 0.00 1887.16 5.53 0.00 1896.67 5.54 0.00 1906.21 5.55 0.00 1915.76 5.56 0.00 1925.34 5.57 0.00 1934.93 5.58 0.00 1944.55 5.59 0.00 1954.18 5.60 0.00 1963.84 5.61 0.00 1973.51 5.62 0.00 1983.21 5.63 0.00 1992.93 5.64 0.00 2002.66 5.65 0.00 2012.42 5.66 0.00 2022.19 5.67 0.00 2031.99 5.68 0.00 2041.80 5.69 0.00 2051.64 5.70 0.00 2061.49 5.71 0.00 2071.36 5.72 0.00 2081.26 5.73 0.00 2091.17 5.74 0.00 2101.10 5.75 0.00 2111.06 5.76 0.00 2121.03 5.77 0.00 2131.02 5.78 0.00 2141.04 5.79 0.00 2151.07 5.80 0.00 2161.12 5.81 0.00 2171.19 5.82 0.00 2181.28 5.83 0.00 2191.39 5.84 0.00 2201.52 5.85 0.00 2211.67 5.86 0.00 2221.84 5.87 0.00 2232.03 5.88 0.00 2242.24 5.89 0.00 2252.47 5.90 0.00 2262.71 5.91 0.00 2272.98 5.92 0.00 2283.27 5.93 0.00 2293.57 5.94 0.00 2303.90 5.95 0.00 2314.24 5.96 0.00 2324.61 5.97 0.00 2334.99 5.98 0.00 2345.39 5.99 0.00 2355.82 6.00 0.00 2366.26 6.01 0.00 2376.72 6.02 0.00 2387.20 6.03 0.00 2397.70 6.04 0.00 2408.22 6.05 0.00 2418.76 6.06 0.00 2429.32 6.07 0.00 2439.89 6.08 0.00 2450.49 6.09 0.00 2461.11 6.10 0.00 2471.74 6.11 0.00 2482.40 6.12 0.00 2493.07 6.13 0.00 2503.76 6.14 0.00 2514.47 6.15 0.00 2525.20 6.16 0.00 2535.95 6.17 0.00 2546.72 6.18 0.00 2557.51 6.19 0.00 2568.32 6.20 0.00 2579.15 6.21 0.00 2589.99 6.22 0.00 2600.86 6.23 0.00 2611.74 6.24 0.00 2622.64 6.25 0.00 2633.57 6.26 0.00 2644.51 6.27 0.00 2655.47 6.28 0.00 2666.45 6.29 0.00 2677.44 6.30 0.00 2688.46 6.31 0.00 2699.50 6.32 0.00 2710.55 6.33 0.00 2721.63 6.34 0.00 2732.72 6.35 0.00 2743.83 6.36 0.00 2754.96 6.37 0.00 2766.11 6.38 0.00 2777.28 6.39 0.00 2788.47 6.40 0.00 2799.67 6.41 0.00 2810.90 6.42 0.00 2822.14 6.43 0.00 2833.40 6.44 0.00 2844.69 6.45 0.00 2855.99 6.46 0.00 2867.31 6.47 0.00 2878.64 6.48 0.00 2890.00 *