# //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: 2026-05-13 17:20:01 # //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="480608115242901 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="Libby Wetland Site bl Schrieber Lake nr Libby, MT" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20260513172001 MST" # //RATING ID="7.0" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Used 2025 measurements post-beaver dam to develop new rating. Previous rating shape was honored. Top end will need some refining as more measurements are made." # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=1.261096E+00 # //RATING OFFSET1=6.300000E-01 OFFSET2=6.300000E-01 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20240401000000 BZONE=-07:00 END=-------------- EZONE=--- AGING=1 # //SHIFT_PREV BEGIN="20260428040626" BZONE="-07:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="0.64" SHIFT1="0.00" STAGE2="1.26" SHIFT2="0.00" STAGE3="1.85" SHIFT3="0.00" # //SHIFT_PREV COMMENT="Used measurement 100 to develop 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 0.63 0.00 0.00 * 0.64 0.00 0.03 0.65 0.00 0.05 * 0.66 0.00 0.08 * 0.67 0.00 0.10 0.68 0.00 0.12 0.69 0.00 0.15 0.70 0.00 0.17 0.71 0.00 0.19 0.72 0.00 0.21 0.73 0.00 0.23 0.74 0.00 0.25 0.75 0.00 0.27 0.76 0.00 0.29 0.77 0.00 0.31 0.78 0.00 0.33 0.79 0.00 0.34 0.80 0.00 0.36 0.81 0.00 0.38 0.82 0.00 0.40 0.83 0.00 0.42 0.84 0.00 0.44 0.85 0.00 0.45 0.86 0.00 0.47 0.87 0.00 0.49 0.88 0.00 0.51 0.89 0.00 0.52 0.90 0.00 0.54 0.91 0.00 0.56 0.92 0.00 0.58 0.93 0.00 0.59 0.94 0.00 0.61 0.95 0.00 0.63 0.96 0.00 0.65 0.97 0.00 0.66 0.98 0.00 0.68 0.99 0.00 0.70 1.00 0.00 0.71 1.01 0.00 0.73 1.02 0.00 0.75 1.03 0.00 0.76 1.04 0.00 0.78 1.05 0.00 0.80 1.06 0.00 0.81 1.07 0.00 0.83 1.08 0.00 0.85 1.09 0.00 0.86 1.10 0.00 0.88 1.11 0.00 0.90 1.12 0.00 0.91 1.13 0.00 0.93 1.14 0.00 0.94 1.15 0.00 0.96 1.16 0.00 0.98 1.17 0.00 0.99 1.18 0.00 1.01 1.19 0.00 1.02 1.20 0.00 1.04 1.21 0.00 1.06 1.22 0.00 1.07 1.23 0.00 1.09 1.24 0.00 1.10 1.25 0.00 1.12 1.26 0.00 1.13 * 1.27 0.00 1.23 1.28 0.00 1.33 1.29 0.00 1.45 1.30 0.00 1.57 1.31 0.00 1.70 1.32 0.00 1.84 1.33 0.00 1.99 1.34 0.00 2.15 1.35 0.00 2.32 1.36 0.00 2.50 1.37 0.00 2.69 1.38 0.00 2.90 1.39 0.00 3.11 1.40 0.00 3.34 1.41 0.00 3.58 1.42 0.00 3.84 1.43 0.00 4.11 1.44 0.00 4.40 1.45 0.00 4.70 * 1.46 0.00 5.02 1.47 0.00 5.36 1.48 0.00 5.71 1.49 0.00 6.08 1.50 0.00 6.48 1.51 0.00 6.89 1.52 0.00 7.33 1.53 0.00 7.79 1.54 0.00 8.27 1.55 0.00 8.77 1.56 0.00 9.30 1.57 0.00 9.86 1.58 0.00 10.44 1.59 0.00 11.05 1.60 0.00 11.69 1.61 0.00 12.35 1.62 0.00 13.05 1.63 0.00 13.79 1.64 0.00 14.55 1.65 0.00 15.35 1.66 0.00 16.18 1.67 0.00 17.05 1.68 0.00 17.96 1.69 0.00 18.91 1.70 0.00 19.89 1.71 0.00 20.92 1.72 0.00 22.00 1.73 0.00 23.11 1.74 0.00 24.27 1.75 0.00 25.48 1.76 0.00 26.74 1.77 0.00 28.05 1.78 0.00 29.41 1.79 0.00 30.83 1.80 0.00 32.29 1.81 0.00 33.82 1.82 0.00 35.40 1.83 0.00 37.05 1.84 0.00 38.75 1.85 0.00 40.52 *