# //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: 2026-01-20 20:45:03 # //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="12323840 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="Lost Creek near Anaconda MT" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20260120204503 MST" # //RATING ID="7.0" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Developed new rating to compute discharge below the previous rating 6.1 based on recent GZF and measurements. " # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=2.600000E+00 BREAKPOINT2=3.530000E+00 # //RATING OFFSET1=1.300000E+00 OFFSET2=2.050000E+00 OFFSET3=2.500000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20220817085000 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="Developed new rating to compute discharge below the previous rating 6.1 based on recent GZF and measurements. " # //SHIFT_PREV BEGIN="20250806091500" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="2.45" SHIFT1="0.07" STAGE2="3.90" SHIFT2="0.00" STAGE3="3.90" SHIFT3="0.00" # //SHIFT_PREV COMMENT="Shift transition marks the clearing of control. Stages above 2.6 will need to be more defined to determine full effect of rehab. Run positive shift until full range of stages measured to create a new rating. " # //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 1.43 0.07 0.00 1.44 0.06 0.00 1.45 0.05 0.00 1.46 0.04 0.00 1.47 0.03 0.00 1.48 0.02 0.00 1.49 0.01 0.00 1.50 0.00 0.00 * 1.51 -0.01 0.00 1.52 0.07 0.01 1.53 0.06 0.01 1.54 0.05 0.01 1.55 0.04 0.01 1.56 0.03 0.01 1.57 0.02 0.01 1.58 0.01 0.01 1.59 0.00 0.01 1.60 0.07 0.02 1.61 0.06 0.02 1.62 0.05 0.02 1.63 0.04 0.02 1.64 0.07 0.03 1.65 0.06 0.03 1.66 0.05 0.03 1.67 0.07 0.04 1.68 0.06 0.04 1.69 0.07 0.05 1.70 0.06 0.05 1.71 0.07 0.06 1.72 0.06 0.06 1.73 0.07 0.07 1.74 0.06 0.07 1.75 0.07 0.08 1.76 0.07 0.09 1.77 0.07 0.10 1.78 0.06 0.10 1.79 0.07 0.11 1.80 0.07 0.12 1.81 0.07 0.13 1.82 0.07 0.14 1.83 0.07 0.16 1.84 0.07 0.17 1.85 0.07 0.18 1.86 0.07 0.19 1.87 0.07 0.21 1.88 0.07 0.22 1.89 0.07 0.24 1.90 0.07 0.26 1.91 0.07 0.28 1.92 0.07 0.29 1.93 0.07 0.32 1.94 0.07 0.34 1.95 0.07 0.36 1.96 0.07 0.38 1.97 0.07 0.41 1.98 0.07 0.43 1.99 0.07 0.46 2.00 0.07 0.49 2.01 0.07 0.52 2.02 0.07 0.55 2.03 0.07 0.58 2.04 0.07 0.62 2.05 0.07 0.65 2.06 0.07 0.69 2.07 0.07 0.73 2.08 0.07 0.77 2.09 0.07 0.81 2.10 0.07 0.86 2.11 0.07 0.90 2.12 0.07 0.95 2.13 0.07 1.00 2.14 0.07 1.05 2.15 0.07 1.11 2.16 0.07 1.16 2.17 0.07 1.22 2.18 0.07 1.28 2.19 0.07 1.34 2.20 0.07 1.41 2.21 0.07 1.48 2.22 0.07 1.55 2.23 0.07 1.62 2.24 0.07 1.70 2.25 0.07 1.78 2.26 0.07 1.86 2.27 0.07 1.94 2.28 0.07 2.03 2.29 0.07 2.12 2.30 0.07 2.21 2.31 0.07 2.31 2.32 0.07 2.41 2.33 0.07 2.51 2.34 0.07 2.62 2.35 0.07 2.73 2.36 0.07 2.84 2.37 0.07 2.96 2.38 0.07 3.08 2.39 0.07 3.20 2.40 0.07 3.33 2.41 0.07 3.47 2.42 0.07 3.60 2.43 0.07 3.74 2.44 0.07 3.89 2.45 0.07 4.04 2.46 0.07 4.19 2.47 0.07 4.34 2.48 0.07 4.49 2.49 0.07 4.65 2.50 0.07 4.82 2.51 0.07 4.98 2.52 0.07 5.16 2.53 0.07 5.33 2.54 0.07 5.51 2.55 0.07 5.67 2.56 0.06 5.85 2.57 0.06 6.02 2.58 0.06 6.19 2.59 0.06 6.37 2.60 0.06 6.55 * 2.61 0.06 6.73 2.62 0.06 6.91 2.63 0.06 7.10 2.64 0.06 7.29 2.65 0.06 7.48 2.66 0.06 7.67 2.67 0.06 7.87 2.68 0.06 8.06 2.69 0.06 8.26 2.70 0.06 8.46 2.71 0.06 8.66 2.72 0.06 8.87 2.73 0.06 9.08 2.74 0.06 9.27 2.75 0.06 9.45 2.76 0.06 9.64 2.77 0.05 9.82 2.78 0.05 10.01 2.79 0.05 10.20 * 2.80 0.05 10.39 2.81 0.05 10.58 2.82 0.05 10.77 2.83 0.05 10.96 2.84 0.05 11.16 2.85 0.05 11.35 2.86 0.05 11.55 2.87 0.05 11.75 2.88 0.05 11.95 2.89 0.05 12.15 2.90 0.05 12.35 2.91 0.05 12.55 2.92 0.05 12.76 2.93 0.05 12.96 2.94 0.05 13.17 2.95 0.05 13.38 2.96 0.05 13.59 2.97 0.05 13.80 2.98 0.04 14.01 2.99 0.04 14.22 3.00 0.04 14.43 3.01 0.04 14.64 3.02 0.04 14.86 3.03 0.04 15.07 * 3.04 0.04 15.29 3.05 0.04 15.50 3.06 0.04 15.72 3.07 0.04 15.94 3.08 0.04 16.16 3.09 0.04 16.38 3.10 0.04 16.60 3.11 0.04 16.82 3.12 0.04 17.05 3.13 0.04 17.27 3.14 0.04 17.50 3.15 0.04 17.73 3.16 0.04 17.95 3.17 0.04 18.18 3.18 0.03 18.41 3.19 0.03 18.64 3.20 0.03 18.88 3.21 0.03 19.11 3.22 0.03 19.34 3.23 0.03 19.58 3.24 0.03 19.81 3.25 0.03 20.05 3.26 0.03 20.29 3.27 0.03 20.53 3.28 0.03 20.77 3.29 0.03 21.01 3.30 0.03 21.25 3.31 0.03 21.49 3.32 0.03 21.74 3.33 0.03 21.98 3.34 0.03 22.23 3.35 0.03 22.47 3.36 0.03 22.72 3.37 0.03 22.97 3.38 0.02 23.22 3.39 0.02 23.47 3.40 0.02 23.72 3.41 0.02 23.97 3.42 0.02 24.23 3.43 0.02 24.48 3.44 0.02 24.74 3.45 0.02 24.99 3.46 0.02 25.25 3.47 0.02 25.51 3.48 0.02 25.77 3.49 0.02 26.02 3.50 0.02 26.29 3.51 0.02 26.55 3.52 0.02 26.79 3.53 0.02 27.02 * 3.54 0.02 27.26 3.55 0.02 27.50 3.56 0.02 27.74 3.57 0.02 27.97 3.58 0.02 28.21 3.59 0.02 28.45 3.60 0.01 28.68 3.61 0.01 28.92 3.62 0.01 29.16 3.63 0.01 29.39 3.64 0.01 29.63 3.65 0.01 29.87 3.66 0.01 30.10 3.67 0.01 30.34 3.68 0.01 30.58 3.69 0.01 30.81 3.70 0.01 31.05 3.71 0.01 31.29 3.72 0.01 31.52 3.73 0.01 31.76 3.74 0.01 31.99 3.75 0.01 32.23 3.76 0.01 32.47 3.77 0.01 32.70 3.78 0.01 32.94 3.79 0.01 33.17 3.80 0.00 33.41 3.81 0.00 33.64 3.82 0.00 33.88 3.83 0.00 34.11 3.84 0.00 34.35 3.85 0.00 34.59 3.86 0.00 34.82 3.87 0.00 35.06 3.88 0.00 35.30 * 3.89 0.00 35.66 3.90 0.00 36.02 3.91 0.00 36.40 3.92 0.00 36.77 3.93 0.00 37.16 3.94 0.00 37.54 3.95 0.00 37.92 3.96 0.00 38.30 3.97 0.00 38.69 3.98 0.00 39.07 3.99 0.00 39.46 4.00 0.00 39.85 4.01 0.00 40.24 4.02 0.00 40.63 4.03 0.00 41.02 4.04 0.00 41.42 4.05 0.00 41.81 4.06 0.00 42.21 4.07 0.00 42.60 4.08 0.00 43.00 4.09 0.00 43.40 4.10 0.00 43.80 4.11 0.00 44.20 4.12 0.00 44.61 4.13 0.00 45.01 4.14 0.00 45.42 4.15 0.00 45.82 4.16 0.00 46.23 4.17 0.00 46.64 4.18 0.00 47.05 4.19 0.00 47.46 4.20 0.00 47.87 4.21 0.00 48.29 4.22 0.00 48.70 4.23 0.00 49.12 4.24 0.00 49.53 4.25 0.00 49.95 4.26 0.00 50.37 4.27 0.00 50.79 4.28 0.00 51.21 4.29 0.00 51.63 4.30 0.00 52.06 * 4.31 0.00 52.64 4.32 0.00 53.23 4.33 0.00 53.82 4.34 0.00 54.41 4.35 0.00 55.01 4.36 0.00 55.61 4.37 0.00 56.22 4.38 0.00 56.82 4.39 0.00 57.43 4.40 0.00 58.05 4.41 0.00 58.67 4.42 0.00 59.29 4.43 0.00 59.91 4.44 0.00 60.54 4.45 0.00 61.17 4.46 0.00 61.80 4.47 0.00 62.44 4.48 0.00 63.08 4.49 0.00 63.72 4.50 0.00 64.37 4.51 0.00 65.02 4.52 0.00 65.67 4.53 0.00 66.33 4.54 0.00 66.99 4.55 0.00 67.66 4.56 0.00 68.32 4.57 0.00 68.99 4.58 0.00 69.67 4.59 0.00 70.34 4.60 0.00 71.02 4.61 0.00 71.71 4.62 0.00 72.39 4.63 0.00 73.08 4.64 0.00 73.78 4.65 0.00 74.47 4.66 0.00 75.17 4.67 0.00 75.87 4.68 0.00 76.58 4.69 0.00 77.29 4.70 0.00 78.00 4.71 0.00 78.72 4.72 0.00 79.44 4.73 0.00 80.16 4.74 0.00 80.89 4.75 0.00 81.62 4.76 0.00 82.35 * 4.77 0.00 83.31 4.78 0.00 84.28 4.79 0.00 85.25 4.80 0.00 86.24 4.81 0.00 87.23 4.82 0.00 88.22 4.83 0.00 89.22 4.84 0.00 90.23 4.85 0.00 91.25 4.86 0.00 92.27 4.87 0.00 93.30 4.88 0.00 94.34 4.89 0.00 95.39 4.90 0.00 96.44 4.91 0.00 97.50 4.92 0.00 98.57 4.93 0.00 99.64 4.94 0.00 100.72 4.95 0.00 101.81 4.96 0.00 102.91 4.97 0.00 104.01 4.98 0.00 105.12 4.99 0.00 106.24 5.00 0.00 107.36 5.01 0.00 108.49 5.02 0.00 109.63 5.03 0.00 110.78 5.04 0.00 111.93 5.05 0.00 113.09 5.06 0.00 114.26 5.07 0.00 115.44 5.08 0.00 116.62 5.09 0.00 117.82 5.10 0.00 119.01 5.11 0.00 120.22 5.12 0.00 121.44 5.13 0.00 122.66 5.14 0.00 123.89 5.15 0.00 125.12 5.16 0.00 126.37 5.17 0.00 127.62 5.18 0.00 128.88 5.19 0.00 130.15 5.20 0.00 131.42 5.21 0.00 132.71 5.22 0.00 134.00 5.23 0.00 135.29 5.24 0.00 136.60 5.25 0.00 137.91 5.26 0.00 139.24 5.27 0.00 140.57 5.28 0.00 141.90 5.29 0.00 143.25 5.30 0.00 144.60 5.31 0.00 145.96 5.32 0.00 147.33 5.33 0.00 148.71 5.34 0.00 150.09 5.35 0.00 151.49 5.36 0.00 152.89 *