# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-22 00:15:39 EST # # ---------------------------------- WARNING ---------------------------------------- # Some of the data that you have obtained from this U.S. Geological Survey database # may not have received Director's approval. Any such data values are qualified # as provisional and are subject to revision. Provisional data are released on the # condition that neither the USGS nor the United States Government may be held liable # for any damages resulting from its use. # # More data may be available offline. # For more information on these data, contact Montana Water Data Inquiries. # This file contains the annual peak streamflow data. # # This information includes the following fields: # # agency_cd Agency Code # site_no USGS station number # peak_dt Date of peak streamflow (format YYYY-MM-DD) # peak_tm Time of peak streamflow (24 hour format, 00:00 - 23:59) # peak_va Annual peak streamflow value in cfs # peak_cd Peak Discharge-Qualification codes (see explanation below) # gage_ht Gage height for the associated peak streamflow in feet # gage_ht_cd Gage height qualification codes # year_last_pk Peak streamflow reported is the highest since this year # ag_dt Date of maximum gage-height for water year (if not concurrent with peak) # ag_tm Time of maximum gage-height for water year (if not concurrent with peak # ag_gage_ht maximum Gage height for water year in feet (if not concurrent with peak # ag_gage_ht_cd maximum Gage height code # # Sites in this file include: # USGS 06101520 Favot Coulee trib near Ledger MT # # Peak Streamflow-Qualification Codes(peak_cd): # 1 ... Discharge is a Maximum Daily Average # 2 ... Discharge is an Estimate # 3 ... Discharge affected by Dam Failure # 4 ... Discharge less than indicated value, # which is Minimum Recordable Discharge at this site # 5 ... Discharge affected to unknown degree by # Regulation or Diversion # 6 ... Discharge affected by Regulation or Diversion # 7 ... Discharge is an Historic Peak # 8 ... Discharge actually greater than indicated value # 9 ... Discharge due to Snowmelt, Hurricane, # Ice-Jam or Debris Dam breakup # A ... Year of occurrence is unknown or not exact # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # C ... All or part of the record affected by Urbanization, # Mining, Agricultural changes, Channelization, or other # F ... Peak supplied by another agency # O ... Opportunistic value not from systematic data collection # R ... Revised # # Gage height qualification codes(gage_ht_cd,ag_gage_ht_cd): # 1 ... Gage height affected by backwater # 2 ... Gage height not the maximum for the year # 3 ... Gage height at different site and(or) datum # 4 ... Gage height below minimum recordable elevation # 5 ... Gage height is an estimate # 6 ... Gage datum changed during this year # 7 ... Debris, mud, or hyper-concentrated flow # 8 ... Gage height tidally affected # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # F ... Peak supplied by another agency # R ... Revised # # agency_cd site_no peak_dt peak_tm peak_va peak_cd gage_ht gage_ht_cd year_last_pk ag_dt ag_tm ag_gage_ht ag_gage_ht_cd 5s 15s 10d 6s 8s 33s 8s 27s 4s 10d 6s 8s 27s USGS 06101520 1974-01-17 39.0 2.75 USGS 06101520 1975-04-21 74.0 4.72 USGS 06101520 1976-08-05 7.00 1.11 USGS 06101520 1977-00-00 0.00 Bm USGS 06101520 1978-03-29 54.0 3.50 USGS 06101520 1979-03-10 21.0 1.96 USGS 06101520 1980-06-13 24.0 2.10 USGS 06101520 1981-05-21 92.0 5.31 USGS 06101520 1982-04-01 5.00 2 2.97 1 USGS 06101520 1983-00-00 0.00 Bm USGS 06101520 1984-00-00 0.00 Bm USGS 06101520 1985-08-21 44.0 3.05 USGS 06101520 1986-02-24 80.0 5.22 USGS 06101520 1987-04-02 3.00 1.14 USGS 06101520 1988-00-00 0.00 Bm USGS 06101520 1989-03-13 55.0 3.46 USGS 06101520 1990-03-30 20.0 1.94 USGS 06101520 1991-00-00 0.00 Bm USGS 06101520 1992-00-00 0.00 Bm USGS 06101520 1993-04-18 61.0 3.81 USGS 06101520 1994-03-03 14.0 1.68 USGS 06101520 1995-00-00 0.00 Bm USGS 06101520 1996-03-10 34.0 2.51 USGS 06101520 1997-03-19 28.0 2.28 2 1997-01-01 3.22 1 USGS 06101520 1998-00-00 0.00 Bm USGS 06101520 1999-06-03 8.00 1.44 USGS 06101520 2000-00-00 0.00 Bm USGS 06101520 2001-00-00 0.00 Bm USGS 06101520 2002-04-14 37.0 2.63 USGS 06101520 2003-03-13 4.80 1.26 USGS 06101520 2004-03-03 49.0 3.15 USGS 06101520 2005-06-03 0.50 2 USGS 06101520 2006-00-00 0.00 Bm USGS 06101520 2007-00-00 24.0 Bm 2.07 Bm USGS 06101520 2008-00-00 0.00 Bm USGS 06101520 2009-06-22 2.00 2 1.09 2 2009-03-20 2.35 1 USGS 06101520 2010-03-13 17.5 1.81 2 2010-02-28 2.76 1 USGS 06101520 2011-03-12 36.0 2.36 USGS 06101520 2012-00-00 0.00 Bm USGS 06101520 2013-00-00 0.00 Bm USGS 06101520 2014-03-15 46.7 2.94 USGS 06101520 2015-01-26 52.9 3.30 USGS 06101520 2016-02-09 12.9 1.31 USGS 06101520 2017-03-15 65.5 3.18 USGS 06101520 2018-04-20 59.9 3.05 2 2018-04-11 3.75 1 USGS 06101520 2019-03-24 38.0 2 2019-03-23 3.55 1 USGS 06101520 2020-06-08 13:00 42.0 2.59 USGS 06101520 2021-03-03 12:00 29.5 2.21 USGS 06101520 2022-03-02 20:00 3.76 1.31 USGS 06101520 2023-06-11 19:30 11.2 1.83 2 USGS 06101520 2024-00-00 12:00 1.68 Bm 1.08 4,Bm