# //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: 2026-08-06 21:25:01 # //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="12334550 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="Clark Fork at Turah Bridge nr Bonner MT" # //LABEL="Discharge ft^3/s" # //PARAMETER CODE="00060" # //RATING ID="18.00" TYPE="STGQ" NAME="stage-discharge" AGING=Working # //RATING REMARKS="Scour to channel on right bank of section control, evident at upper stages, (above section control). Also flow noted on left bank in small channel at upper stages. Lower end is same as rating 17.0, to stages x.xx, Break point was lowered to upper end is drawn to measurements made within last two years and 346-348, " # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=2.487647E+00 # //RATING OFFSET1=0.000000E+00 OFFSET2=3.000000E-01 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20251212024500 BZONE=-07:00 END=-------------- EZONE=--- AGING=Working # //RATING_DATETIME COMMENT="End rating 178.0 and begin rating 18.0 where they cross at stages 2.31 (1138 cfs) no change in Q to review. " INDEP DEP STOR 16N 16N 1S 3.1282502E-01 6.3500000E+01 * 2.1477044E+00 1.0198642E+03 * 2.3189846E+00 1.1448312E+03 * 2.4876470E+00 1.2919724E+03 * 2.6512940E+00 1.4711996E+03 * 9.6496862E+00 1.7117949E+04 *