# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-17 04:59:40 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 USGS 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 06117800 Big Coulee near Martinsdale 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 06117800 1972-00-00 252 7,Bm 5.77 Bm USGS 06117800 1974-01-16 2.00 USGS 06117800 1975-04-12 120 5.51 USGS 06117800 1976-04-30 7.00 2.75 USGS 06117800 1977-00-00 0.00 Bm USGS 06117800 1978-03-29 195 5.69 USGS 06117800 1979-06-19 240 5.75 USGS 06117800 1980-05-25 17.0 4.08 USGS 06117800 1981-05-26 16.0 3.98 USGS 06117800 1982-07-26 14.0 3.69 USGS 06117800 1983-03-11 1.00 2.16 USGS 06117800 1984-02-21 1.00 2 2.21 1 USGS 06117800 1985-03-16 1.00 2 2.41 1 USGS 06117800 1986-03-02 140 5.84 USGS 06117800 1987-06-09 260 6.08 USGS 06117800 1988-00-00 0.00 Bm USGS 06117800 1989-04-27 12.0 3.37 USGS 06117800 1990-03-19 2.00 2 USGS 06117800 1991-06-05 301 6.62 USGS 06117800 1992-07-21 70.0 5.54 USGS 06117800 1993-07-26 15.0 3.67 USGS 06117800 1994-02-16 2.00 2.37 USGS 06117800 1995-00-00 0.00 Bm USGS 06117800 1996-05-23 7.00 2.84 2 1996-04-02 3.78 1 USGS 06117800 1997-07-20 162 5.89 USGS 06117800 1998-03-14 1.00 2 USGS 06117800 1999-07-31 2.00 2.31 2 1999-03-18 2.64 1 USGS 06117800 2000-07-03 6.00 2.75 USGS 06117800 2001-06-13 4.70 2.64 USGS 06117800 2002-03-23 0.10 2