# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 15:41:36 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 06174600 Snow Coulee at Opheim 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 06174600 1972-00-00 245 7,Bm 4.56 Bm USGS 06174600 1974-05-18 7.00 1.31 USGS 06174600 1975-07-07 33.0 2.01 USGS 06174600 1976-07-01 79.0 2.74 USGS 06174600 1977-00-00 0.00 Bm USGS 06174600 1978-03-29 170 2 5.11 1 USGS 06174600 1979-04-18 8.00 1.35 USGS 06174600 1980-04-06 7.00 1.70 USGS 06174600 1981-03-16 4.50 1.22 USGS 06174600 1982-04-13 138 3.48 USGS 06174600 1983-05-12 6.00 1.30 USGS 06174600 1984-03-20 30.0 2 2.40 1 USGS 06174600 1985-03-25 20.0 2 4.97 1 USGS 06174600 1986-03-05 65.0 2 4.79 1 USGS 06174600 1987-03-05 26.0 1.86 USGS 06174600 1988-00-00 0.00 Bm USGS 06174600 1989-03-31 12.0 2 1.18 1 USGS 06174600 1990-03-01 10.0 2 1.90 1 USGS 06174600 1991-03-31 100 2 4.12 1 USGS 06174600 1992-02-01 1.00 2 1.63 1 USGS 06174600 1993-07-04 7.40 1.34 USGS 06174600 1994-06-07 74.0 2.66 USGS 06174600 1995-07-03 30.0 1.94 USGS 06174600 1996-04-07 37.0 2.08 2 1996-03-13 2.27 1 USGS 06174600 1997-04-01 72.0 2.64 USGS 06174600 1998-03-26 21.0 1.75 USGS 06174600 1999-03-26 340 5.36 USGS 06174600 2000-00-00 0.00 Bm USGS 06174600 2001-04-07 16.0 1.61 2 2001-03-31 2.32 1 USGS 06174600 2002-07-09 11.0 1.47 2 2002-04-11 3.87 1 USGS 06174600 2003-07-16 3.60 1.18 2 2003-03-16 1.72 1 USGS 06174600 2004-07-04 11.0 1.46 USGS 06174600 2005-04-04 1.00 2 1.08 USGS 06174600 2006-03-26 57.0 2.42 2 2006-03-06 3.52 1 USGS 06174600 2007-03-13 33.0 2 5.14 1 USGS 06174600 2008-00-00 0.00 Bm USGS 06174600 2009-04-15 10.0 1.43 USGS 06174600 2010-05-26 9.00 1.39 2 2010-04-17 4.34 1 USGS 06174600 2011-04-16 35.0 2 3.65 1 USGS 06174600 2012-05-28 53.0 2.35 2 2012-03-01 2.54 1