# //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: 2025-08-11 21:05:02 # //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="12377150 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="Mission Creek ab reservoir nr St. Ignatius MT" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20250811210502 MST" # //RATING ID="15.0" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="New rating at new gage location, located 2800 ft. DS. Based upon QMs 369A-371A and 374A-377. New GZF 1.47 (cobble riffle below new gage) and top of RB = 5.19 ft. " # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=2.460000E+00 # //RATING OFFSET1=1.470000E+00 OFFSET2=2.100000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20240423100000 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="Switch during gap in record, when gage was switched. Difference in Q = 30.00 (R15) - 30.69 (R14)/ 30.69 = -2.2% within 3%, no shifting needed. " # //SHIFT_PREV BEGIN="20250804130101" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="2.20" SHIFT1="0.01" STAGE2="2.40" SHIFT2="0.01" STAGE3="2.70" SHIFT3="0.00" # //SHIFT_PREV COMMENT="Switch during gap in record, when gage was switched. Difference in Q = 30.00 (R15) - 30.69 (R14)/ 30.69 = -2.2% within 3%, no shifting needed. " # //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 1.51 0.01 0.01 1.52 0.01 0.02 * 1.53 0.01 0.03 1.54 0.01 0.04 1.55 0.01 0.06 1.56 0.01 0.08 1.57 0.01 0.10 1.58 0.01 0.13 1.59 0.01 0.17 1.60 0.01 0.21 1.61 0.01 0.25 1.62 0.01 0.31 1.63 0.01 0.37 1.64 0.01 0.44 1.65 0.01 0.51 1.66 0.01 0.59 1.67 0.01 0.69 1.68 0.01 0.79 1.69 0.01 0.90 1.70 0.01 1.02 1.71 0.01 1.15 1.72 0.01 1.29 1.73 0.01 1.44 1.74 0.01 1.60 1.75 0.01 1.77 1.76 0.01 1.96 1.77 0.01 2.16 1.78 0.01 2.37 1.79 0.01 2.60 1.80 0.01 2.84 1.81 0.01 3.09 1.82 0.01 3.36 1.83 0.01 3.64 1.84 0.01 3.94 1.85 0.01 4.25 1.86 0.01 4.58 1.87 0.01 4.92 1.88 0.01 5.29 1.89 0.01 5.66 1.90 0.01 6.06 1.91 0.01 6.48 1.92 0.01 6.91 1.93 0.01 7.36 1.94 0.01 7.83 1.95 0.01 8.32 1.96 0.01 8.83 1.97 0.01 9.37 1.98 0.01 9.92 1.99 0.01 10.49 2.00 0.01 11.08 2.01 0.01 11.70 2.02 0.01 12.34 2.03 0.01 13.00 2.04 0.01 13.68 2.05 0.01 14.39 2.06 0.01 15.12 2.07 0.01 15.87 2.08 0.01 16.65 2.09 0.01 17.45 2.10 0.01 18.28 2.11 0.01 19.14 2.12 0.01 20.02 2.13 0.01 20.92 2.14 0.01 21.86 2.15 0.01 22.82 2.16 0.01 23.81 2.17 0.01 24.82 2.18 0.01 25.87 2.19 0.01 26.94 2.20 0.01 28.04 2.21 0.01 29.17 2.22 0.01 30.33 2.23 0.01 31.52 2.24 0.01 32.75 2.25 0.01 34.00 2.26 0.01 35.28 2.27 0.01 36.60 2.28 0.01 37.94 2.29 0.01 39.32 2.30 0.01 40.74 2.31 0.01 42.18 2.32 0.01 43.66 2.33 0.01 45.17 2.34 0.01 46.72 2.35 0.01 48.30 2.36 0.01 49.92 2.37 0.01 51.57 2.38 0.01 53.26 2.39 0.01 54.98 2.40 0.01 56.74 2.41 0.01 58.48 2.42 0.01 60.25 2.43 0.01 62.05 2.44 0.01 63.90 2.45 0.01 65.77 2.46 0.01 67.64 * 2.47 0.01 69.50 2.48 0.01 71.37 2.49 0.01 73.24 2.50 0.01 75.11 2.51 0.01 76.98 2.52 0.01 78.86 2.53 0.01 80.73 2.54 0.01 82.61 2.55 0.00 84.49 2.56 0.00 86.38 2.57 0.00 88.26 2.58 0.00 90.15 2.59 0.00 92.04 2.60 0.00 93.93 2.61 0.00 95.82 2.62 0.00 97.71 2.63 0.00 99.61 2.64 0.00 101.50 2.65 0.00 103.40 2.66 0.00 105.30 2.67 0.00 107.20 2.68 0.00 109.11 2.69 0.00 111.01 2.70 0.00 112.92 2.71 0.00 114.89 2.72 0.00 116.87 2.73 0.00 118.84 2.74 0.00 120.82 2.75 0.00 122.80 2.76 0.00 124.78 2.77 0.00 126.76 2.78 0.00 128.75 2.79 0.00 130.73 2.80 0.00 132.72 2.81 0.00 134.71 2.82 0.00 136.70 2.83 0.00 138.69 2.84 0.00 140.68 2.85 0.00 142.68 2.86 0.00 144.67 2.87 0.00 146.67 2.88 0.00 148.66 2.89 0.00 150.66 2.90 0.00 152.66 2.91 0.00 154.66 2.92 0.00 156.67 2.93 0.00 158.67 2.94 0.00 160.67 2.95 0.00 162.68 2.96 0.00 164.69 2.97 0.00 166.69 2.98 0.00 168.70 2.99 0.00 170.71 3.00 0.00 172.72 3.01 0.00 174.74 3.02 0.00 176.75 3.03 0.00 178.77 3.04 0.00 180.78 3.05 0.00 182.80 3.06 0.00 184.81 3.07 0.00 186.83 3.08 0.00 188.85 3.09 0.00 190.87 3.10 0.00 192.90 3.11 0.00 194.92 3.12 0.00 196.94 3.13 0.00 198.97 3.14 0.00 200.99 3.15 0.00 203.02 3.16 0.00 205.04 3.17 0.00 207.07 3.18 0.00 209.10 3.19 0.00 211.13 3.20 0.00 213.16 3.21 0.00 215.20 3.22 0.00 217.23 3.23 0.00 219.26 3.24 0.00 221.30 3.25 0.00 223.33 3.26 0.00 225.37 3.27 0.00 227.40 3.28 0.00 229.44 3.29 0.00 231.48 3.30 0.00 233.52 3.31 0.00 235.56 3.32 0.00 237.60 3.33 0.00 239.64 3.34 0.00 241.69 3.35 0.00 243.73 3.36 0.00 245.78 3.37 0.00 247.82 3.38 0.00 249.87 3.39 0.00 251.91 3.40 0.00 253.96 3.41 0.00 256.01 3.42 0.00 258.06 3.43 0.00 260.11 3.44 0.00 262.16 3.45 0.00 264.21 3.46 0.00 266.26 3.47 0.00 268.31 3.48 0.00 270.37 3.49 0.00 272.42 3.50 0.00 274.48 3.51 0.00 276.53 3.52 0.00 278.59 3.53 0.00 280.64 3.54 0.00 282.70 3.55 0.00 284.76 3.56 0.00 286.82 3.57 0.00 288.88 3.58 0.00 290.94 3.59 0.00 293.00 3.60 0.00 295.06 3.61 0.00 297.13 3.62 0.00 299.19 3.63 0.00 301.25 3.64 0.00 303.32 3.65 0.00 305.38 3.66 0.00 307.45 3.67 0.00 309.51 3.68 0.00 311.58 3.69 0.00 313.65 3.70 0.00 315.72 3.71 0.00 317.78 3.72 0.00 319.85 3.73 0.00 321.92 3.74 0.00 323.99 3.75 0.00 326.07 3.76 0.00 328.14 3.77 0.00 330.21 3.78 0.00 332.28 3.79 0.00 334.36 3.80 0.00 336.43 3.81 0.00 338.51 3.82 0.00 340.58 3.83 0.00 342.66 3.84 0.00 344.73 3.85 0.00 346.81 3.86 0.00 348.89 3.87 0.00 350.97 3.88 0.00 353.05 3.89 0.00 355.13 3.90 0.00 357.21 3.91 0.00 359.29 3.92 0.00 361.37 3.93 0.00 363.45 3.94 0.00 365.53 3.95 0.00 367.61 3.96 0.00 369.70 3.97 0.00 371.78 3.98 0.00 373.87 3.99 0.00 375.95 4.00 0.00 378.04 4.01 0.00 380.12 4.02 0.00 382.21 4.03 0.00 384.30 4.04 0.00 386.38 4.05 0.00 388.47 4.06 0.00 390.56 4.07 0.00 392.65 4.08 0.00 394.74 4.09 0.00 396.83 4.10 0.00 398.92 4.11 0.00 401.01 4.12 0.00 403.10 4.13 0.00 405.19 4.14 0.00 407.29 4.15 0.00 409.38 4.16 0.00 411.47 4.17 0.00 413.57 4.18 0.00 415.66 4.19 0.00 417.76 4.20 0.00 419.85 4.21 0.00 421.95 4.22 0.00 424.05 4.23 0.00 426.14 4.24 0.00 428.24 4.25 0.00 430.34 4.26 0.00 432.44 4.27 0.00 434.54 4.28 0.00 436.64 4.29 0.00 438.74 4.30 0.00 440.84 4.31 0.00 442.94 4.32 0.00 445.04 4.33 0.00 447.14 4.34 0.00 449.24 4.35 0.00 451.34 4.36 0.00 453.45 4.37 0.00 455.55 4.38 0.00 457.65 4.39 0.00 459.76 4.40 0.00 461.86 4.41 0.00 463.97 4.42 0.00 466.07 4.43 0.00 468.18 4.44 0.00 470.29 4.45 0.00 472.39 4.46 0.00 474.50 4.47 0.00 476.61 *