# //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: 2025-08-29 15:50:03 # //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="12323250 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="Silver Bow Cr bl Blacktail Cr, at Butte, MT" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20250829155003 MST" # //RATING ID="12.3" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Had to extend for High water event 06/08/2023" # //RATING EXPANSION="logarithmic" # //RATING OFFSET1=1.000000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20230523084500 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="had to extend the upper end of the rating based on High Flow event 2023" # //SHIFT_PREV BEGIN="20250829084613" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="1.60" SHIFT1="-0.85" STAGE2="2.50" SHIFT2="-0.85" STAGE3="4.50" SHIFT3="0.00" # //SHIFT_PREV COMMENT="had to extend the upper end of the rating based on High Flow event 2023" # //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 2.10 -0.85 4.50 2.11 -0.85 4.83 2.12 -0.85 5.17 2.13 -0.85 5.53 2.14 -0.85 5.89 2.15 -0.85 6.27 2.16 -0.85 6.66 2.17 -0.85 7.05 2.18 -0.85 7.46 2.19 -0.85 7.88 2.20 -0.85 8.31 2.21 -0.85 8.75 2.22 -0.85 9.19 2.23 -0.85 9.65 2.24 -0.85 10.12 2.25 -0.85 10.60 2.26 -0.85 11.09 2.27 -0.85 11.59 2.28 -0.85 12.10 2.29 -0.85 12.61 2.30 -0.85 13.14 2.31 -0.85 13.68 2.32 -0.85 14.23 2.33 -0.85 14.79 2.34 -0.85 15.35 2.35 -0.85 15.93 2.36 -0.85 16.51 2.37 -0.85 17.11 2.38 -0.85 17.72 2.39 -0.85 18.33 2.40 -0.85 18.96 2.41 -0.85 19.59 2.42 -0.85 20.23 2.43 -0.85 20.88 2.44 -0.85 21.55 2.45 -0.85 22.22 2.46 -0.85 22.90 2.47 -0.85 23.59 2.48 -0.85 24.29 2.49 -0.85 25.00 2.50 -0.85 25.71 2.51 -0.85 26.75 2.52 -0.84 27.81 2.53 -0.84 28.88 2.54 -0.83 29.98 2.55 -0.83 31.09 2.56 -0.82 32.22 2.57 -0.82 33.37 2.58 -0.82 34.53 2.59 -0.81 35.72 2.60 -0.81 36.92 2.61 -0.80 38.14 2.62 -0.80 39.38 2.63 -0.79 40.64 2.64 -0.79 41.91 2.65 -0.79 43.20 2.66 -0.78 44.51 2.67 -0.78 45.84 2.68 -0.77 47.18 2.69 -0.77 48.55 2.70 -0.76 49.93 2.71 -0.76 51.32 2.72 -0.76 52.74 2.73 -0.75 54.17 2.74 -0.75 55.62 2.75 -0.74 57.09 2.76 -0.74 58.57 2.77 -0.74 60.07 2.78 -0.73 61.59 2.79 -0.73 63.13 2.80 -0.72 64.68 2.81 -0.72 66.25 2.82 -0.71 67.84 2.83 -0.71 69.44 2.84 -0.71 71.06 2.85 -0.70 72.70 2.86 -0.70 74.35 2.87 -0.69 76.02 2.88 -0.69 77.71 2.89 -0.68 79.42 2.90 -0.68 81.14 2.91 -0.68 82.88 2.92 -0.67 84.63 2.93 -0.67 86.40 2.94 -0.66 88.19 2.95 -0.66 89.99 2.96 -0.65 91.82 2.97 -0.65 93.65 2.98 -0.65 95.51 2.99 -0.64 97.38 3.00 -0.64 99.26 * 3.01 -0.63 101.17 3.02 -0.63 103.09 3.03 -0.62 105.02 3.04 -0.62 106.97 3.05 -0.62 108.94 3.06 -0.61 110.93 3.07 -0.61 112.93 3.08 -0.60 114.94 3.09 -0.60 116.98 3.10 -0.60 119.02 3.11 -0.59 121.09 3.12 -0.59 123.17 3.13 -0.58 125.27 3.14 -0.58 127.38 3.15 -0.57 129.51 3.16 -0.57 131.65 3.17 -0.57 133.81 3.18 -0.56 135.99 3.19 -0.56 138.18 3.20 -0.55 140.39 3.21 -0.55 142.62 3.22 -0.54 144.86 3.23 -0.54 147.11 3.24 -0.54 149.38 3.25 -0.53 151.67 3.26 -0.53 153.97 3.27 -0.52 156.29 3.28 -0.52 158.63 3.29 -0.51 160.98 3.30 -0.51 163.34 3.31 -0.51 165.72 3.32 -0.50 168.12 3.33 -0.50 170.53 3.34 -0.49 172.96 3.35 -0.49 175.40 3.36 -0.48 177.86 3.37 -0.48 180.34 3.38 -0.48 182.83 3.39 -0.47 185.33 3.40 -0.47 187.85 3.41 -0.46 190.39 3.42 -0.46 192.94 3.43 -0.45 195.51 3.44 -0.45 198.09 3.45 -0.45 200.68 3.46 -0.44 203.30 3.47 -0.44 205.92 3.48 -0.43 208.57 3.49 -0.43 211.23 3.50 -0.42 213.90 3.51 -0.42 216.59 3.52 -0.42 219.29 3.53 -0.41 222.01 3.54 -0.41 224.74 3.55 -0.40 227.49 3.56 -0.40 230.26 3.57 -0.40 233.04 3.58 -0.39 235.83 3.59 -0.39 238.64 3.60 -0.38 241.47 3.61 -0.38 244.30 3.62 -0.37 247.16 3.63 -0.37 250.03 3.64 -0.37 252.91 3.65 -0.36 255.81 3.66 -0.36 258.73 3.67 -0.35 261.66 3.68 -0.35 264.60 3.69 -0.34 267.56 3.70 -0.34 270.53 3.71 -0.34 273.52 3.72 -0.33 276.53 3.73 -0.33 279.54 3.74 -0.32 282.58 3.75 -0.32 285.62 3.76 -0.31 288.69 3.77 -0.31 291.76 3.78 -0.31 294.86 3.79 -0.30 297.96 3.80 -0.30 301.09 * 3.81 -0.29 304.22 3.82 -0.29 307.37 3.83 -0.28 310.54 3.84 -0.28 313.72 3.85 -0.28 316.91 3.86 -0.27 320.12 3.87 -0.27 323.35 3.88 -0.26 326.59 3.89 -0.26 329.84 3.90 -0.25 333.11 3.91 -0.25 336.39 3.92 -0.25 339.69 3.93 -0.24 343.00 3.94 -0.24 346.33 3.95 -0.23 349.67 3.96 -0.23 353.02 3.97 -0.23 356.39 3.98 -0.22 359.78 3.99 -0.22 363.18 4.00 -0.21 366.59