TY - RPRT TI - Regional regression equations based on channel-width characteristics to estimate peak-flow frequencies at ungaged sites in Montana using peak-flow frequency data through water year 2011 AU - Katherine J. Chase AU - Roy Sando AU - Daniel W. Armstrong AU - Peter McCarthy PY - 2021 DO - 10.3133/sir20205142 UR - https://pubs.usgs.gov/publication/sir20205142 ID - sir20205142 ER -