# //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: 2026-02-27 16:50:02 # //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="20260227165002 MST" # //RATING ID="16.0" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Developed using MGH's from the submersible pressure transducer that is not showing any effects from draw down." # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=2.291935E+00 # //RATING OFFSET1=1.400000E+00 OFFSET2=1.900000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20250623143000 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="Primary reference switched from the Bubbler to Submersible pressure transducer. MGH's updated to reflect stage at the location of the new reference." # //SHIFT_PREV BEGIN="20250623143000" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="2.20" SHIFT1="0.00" STAGE2="2.70" SHIFT2="0.00" # //SHIFT_PREV COMMENT="Beginning of Rating 16.0 submersible pressure transducer is now the primary reference." # //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 1.63 0.00 0.39 * 1.64 0.00 0.44 1.65 0.00 0.51 1.66 0.00 0.58 1.67 0.00 0.65 1.68 0.00 0.73 1.69 0.00 0.82 1.70 0.00 0.92 1.71 0.00 1.03 1.72 0.00 1.14 1.73 0.00 1.26 1.74 0.00 1.39 1.75 0.00 1.53 1.76 0.00 1.68 1.77 0.00 1.83 1.78 0.00 2.00 1.79 0.00 2.18 1.80 0.00 2.37 1.81 0.00 2.57 1.82 0.00 2.78 1.83 0.00 3.00 1.84 0.00 3.24 1.85 0.00 3.48 1.86 0.00 3.74 1.87 0.00 4.02 1.88 0.00 4.31 1.89 0.00 4.61 1.90 0.00 4.92 1.91 0.00 5.25 1.92 0.00 5.60 1.93 0.00 5.96 1.94 0.00 6.34 1.95 0.00 6.73 1.96 0.00 7.14 1.97 0.00 7.57 1.98 0.00 8.01 1.99 0.00 8.48 2.00 0.00 8.96 2.01 0.00 9.46 2.02 0.00 9.97 2.03 0.00 10.51 2.04 0.00 11.07 2.05 0.00 11.65 2.06 0.00 12.25 2.07 0.00 12.86 2.08 0.00 13.51 2.09 0.00 14.17 2.10 0.00 14.85 2.11 0.00 15.56 2.12 0.00 16.29 2.13 0.00 17.05 2.14 0.00 17.83 2.15 0.00 18.63 2.16 0.00 19.46 2.17 0.00 20.31 2.18 0.00 21.19 2.19 0.00 22.09 2.20 0.00 23.02 2.21 0.00 23.98 2.22 0.00 24.97 2.23 0.00 25.98 2.24 0.00 27.02 2.25 0.00 28.09 2.26 0.00 29.19 2.27 0.00 30.32 2.28 0.00 31.48 2.29 0.00 32.67 * 2.30 0.00 34.02 2.31 0.00 35.43 2.32 0.00 36.86 2.33 0.00 38.32 2.34 0.00 39.79 2.35 0.00 41.29 2.36 0.00 42.81 2.37 0.00 44.35 2.38 0.00 45.92 2.39 0.00 47.50 2.40 0.00 49.10 2.41 0.00 50.73 2.42 0.00 52.38 2.43 0.00 54.04 2.44 0.00 55.73 2.45 0.00 57.44 2.46 0.00 59.16 2.47 0.00 60.91 2.48 0.00 62.68 2.49 0.00 64.47 2.50 0.00 66.27 2.51 0.00 68.10 2.52 0.00 69.94 2.53 0.00 71.81 2.54 0.00 73.69 2.55 0.00 75.60 2.56 0.00 77.52 2.57 0.00 79.46 2.58 0.00 81.42 2.59 0.00 83.40 2.60 0.00 85.40 2.61 0.00 87.41 2.62 0.00 89.44 2.63 0.00 91.50 2.64 0.00 93.57 2.65 0.00 95.66 2.66 0.00 97.76 2.67 0.00 99.89 2.68 0.00 102.03 2.69 0.00 104.19 2.70 0.00 106.37 2.71 0.00 108.56 2.72 0.00 110.78 2.73 0.00 113.01 2.74 0.00 115.25 2.75 0.00 117.52 2.76 0.00 119.80 2.77 0.00 122.10 2.78 0.00 124.42 2.79 0.00 126.75 2.80 0.00 129.10 2.81 0.00 131.47 2.82 0.00 133.85 2.83 0.00 136.25 2.84 0.00 138.67 2.85 0.00 141.11 2.86 0.00 143.56 2.87 0.00 146.02 2.88 0.00 148.51 2.89 0.00 151.01 2.90 0.00 153.53 2.91 0.00 156.06 2.92 0.00 158.61 2.93 0.00 161.17 2.94 0.00 163.75 2.95 0.00 166.35 2.96 0.00 168.97 2.97 0.00 171.59 2.98 0.00 174.24 2.99 0.00 176.90 3.00 0.00 179.58 3.01 0.00 182.27 3.02 0.00 184.98 3.03 0.00 187.70 3.04 0.00 190.44 3.05 0.00 193.20 3.06 0.00 195.97 3.07 0.00 198.75 3.08 0.00 201.56 3.09 0.00 204.37 3.10 0.00 207.20 3.11 0.00 210.05 3.12 0.00 212.91 3.13 0.00 215.79 3.14 0.00 218.68 3.15 0.00 221.59 3.16 0.00 224.51 3.17 0.00 227.45 3.18 0.00 230.41 3.19 0.00 233.37 3.20 0.00 236.36 3.21 0.00 239.35 3.22 0.00 242.37 3.23 0.00 245.39 3.24 0.00 248.43 3.25 0.00 251.49 3.26 0.00 254.56 3.27 0.00 257.65 3.28 0.00 260.75 3.29 0.00 263.86 3.30 0.00 266.99 3.31 0.00 270.13 3.32 0.00 273.29 3.33 0.00 276.46 3.34 0.00 279.65 3.35 0.00 282.85 3.36 0.00 286.07 3.37 0.00 289.30 3.38 0.00 292.54 3.39 0.00 295.80 3.40 0.00 299.07 3.41 0.00 302.36 3.42 0.00 305.66 3.43 0.00 308.97 3.44 0.00 312.30 3.45 0.00 315.64 3.46 0.00 319.00 3.47 0.00 322.37 3.48 0.00 325.75 3.49 0.00 329.15 3.50 0.00 332.56 3.51 0.00 335.98 3.52 0.00 339.42 3.53 0.00 342.87 3.54 0.00 346.34 3.55 0.00 349.82 3.56 0.00 353.31 3.57 0.00 356.82 3.58 0.00 360.34 3.59 0.00 363.88 3.60 0.00 367.42 3.61 0.00 370.98 3.62 0.00 374.56 3.63 0.00 378.15 3.64 0.00 381.75 3.65 0.00 385.36 3.66 0.00 388.99 3.67 0.00 392.63 3.68 0.00 396.29 3.69 0.00 399.96 3.70 0.00 403.64 3.71 0.00 407.33 3.72 0.00 411.04 3.73 0.00 414.76 3.74 0.00 418.49 3.75 0.00 422.24 3.76 0.00 426.00 3.77 0.00 429.77 3.78 0.00 433.56 3.79 0.00 437.36 3.80 0.00 441.17 3.81 0.00 445.00 3.82 0.00 448.83 3.83 0.00 452.68 3.84 0.00 456.55 3.85 0.00 460.42 3.86 0.00 464.31 3.87 0.00 468.22 3.88 0.00 472.13 3.89 0.00 476.06 3.90 0.00 480.00 *