# //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: 2021-05-17 19:07:23 # //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. # //WARNING # //WARNING This rating does not include any shifts that may have been # //WARNING used along with this base rating in converting stage to # //WARNING discharge at this site. Stage data processed with the rating # //WARNING thus may not match that displayed or published by the USGS. # //WARNING # //FILE TYPE="NWIS RATING" # //DATABASE NUMBER=01 DESCRIPTION=" Standard data base for this site." # //STATION AGENCY="USGS " NUMBER="12355500 " TIME_ZONE="MST" DST_FLAG=Y # //STATION NAME="N F Flathead River nr Columbia Falls MT" # //LABEL="Discharge ft^3/s" # //PARAMETER CODE="00060" # //RATING ID="16.0" TYPE="STGQ" NAME="stage-discharge" AGING=Working # //RATING REMARKS="Based primarily on QMs obtained from WY2018-2020. Slight right trend was observed on mid to upper proportion of rating 15.0. " # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=2.000000E+00 BREAKPOINT2=5.400000E+00 # //RATING OFFSET1=-6.000000E-01 OFFSET2=0.000000E+00 OFFSET3=5.000000E-01 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20200320133000 BZONE=-07:00 END=-------------- EZONE=--- AGING=None # //RATING_DATETIME COMMENT="Transtioned from R15.0 during the last ice out of WY2020. R16.0 and R15.0 are identical under GH values of 2.0 ft... R16.0 was drawn due to positive trend observed in QMs greater than 5 ft and to eliminate rating descritor points from 6 to 6.9 ft." INDEP DEP STOR 16N 16N 1S 8.5000000E-01 2.8000000E+02 * 2.0000000E+00 7.9000000E+02 * 5.4000000E+00 6.8250000E+03 * 1.8600000E+01 6.9100000E+04 *