# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-03 05:37:16 EDT # # ---------------------------------- 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 06165200 Guston Coulee near Malta 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 06165200 1974-00-00 35.0 Bm 2.70 Bm USGS 06165200 1975-04-08 3.00 1.40 USGS 06165200 1976-03-15 8.00 1.72 USGS 06165200 1977-02-16 6.00 2 1.70 1 USGS 06165200 1978-07-03 2.00 1.28 USGS 06165200 1979-05-06 13.0 1.96 USGS 06165200 1980-00-00 0.00 Bm USGS 06165200 1981-02-17 1.00 1.20 USGS 06165200 1982-05-28 3.00 1.41 USGS 06165200 1983-02-26 2.00 1.21 USGS 06165200 1984-00-00 0.00 Bm USGS 06165200 1985-00-00 0.00 Bm USGS 06165200 1986-05-22 43.0 2.91 USGS 06165200 1987-00-00 0.00 Bm USGS 06165200 1988-00-00 0.00 Bm USGS 06165200 1989-03-10 48.0 3.02 USGS 06165200 1990-00-00 0.00 Bm USGS 06165200 1991-00-00 0.00 Bm USGS 06165200 1992-06-16 22.0 2.29 USGS 06165200 1993-03-06 33.0 2.63 USGS 06165200 1994-03-03 10.0 2 2.28 1 USGS 06165200 1995-00-00 0.00 Bm USGS 06165200 1996-03-11 13.0 1.94 USGS 06165200 1997-03-19 31.0 2.58 USGS 06165200 1998-00-00 0.00 Bm USGS 06165200 1999-03-31 10.0 1.78 USGS 06165200 2000-00-00 0.00 Bm USGS 06165200 2001-00-00 0.00 Bm USGS 06165200 2002-00-00 0.00 Bm USGS 06165200 2003-00-00 0.00 Bm USGS 06165200 2004-00-00 0.00 Bm USGS 06165200 2005-06-29 3.00 1.94 USGS 06165200 2006-03-27 5.20 2.19 USGS 06165200 2007-06-21 12.8 2.90 USGS 06165200 2008-00-00 0.00 Bm USGS 06165200 2009-04-15 10.5 1.83 USGS 06165200 2010-00-00 0.00 Bm USGS 06165200 2011-05-22 12.9 2.91 USGS 06165200 2012-03-10 6.00 2.28 USGS 06165200 2013-08-13 1.00 2 USGS 06165200 2014-08-24 0.00 USGS 06165200 2015-00-00 0.00 2,Bm USGS 06165200 2016-05-11 2.52 1.88 USGS 06165200 2017-03-10 16.4 3.20 USGS 06165200 2018-04-21 8.82 2.55 USGS 06165200 2019-03-22 20.1 3.50 USGS 06165200 2020-02-29 19.0 3.41 USGS 06165200 2021-00-00 2.06 4,Bm 1.81 4,Bm