# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-12 17:32:52 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 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 12324590 Little Blackfoot River near Garrison 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 12324590 1973-05-21 266 3.25 2 1972-12-21 3.57 1 USGS 12324590 1974-01-15 2700 6.90 USGS 12324590 1975-06-19 3650 7.50 USGS 12324590 1976-05-11 1820 6.14 2 1976-05-15 6.28 USGS 12324590 1977-04-09 319 4.34 2 1977-02-13 4.39 1 USGS 12324590 1978-05-19 1200 5.70 USGS 12324590 1979-05-24 1120 5.61 USGS 12324590 1980-05-25 2920 7.08 USGS 12324590 1981-05-22 8650 8.79 USGS 12324590 1982-02-21 1440 5.66 USGS 12324590 1983-05-27 959 5.03 USGS 12324590 1984-05-16 1540 5.54 2 1984-01-05 6.30 1,5 USGS 12324590 1985-04-02 1250 5.23 USGS 12324590 1986-02-24 1710 5.71 USGS 12324590 1987-03-04 536 4.20 USGS 12324590 1988-05-14 424 3.92 USGS 12324590 1989-04-07 2220 6.13 USGS 12324590 1990-05-30 1090 5.04 USGS 12324590 1991-05-19 906 4.83 USGS 12324590 1992-04-30 175 3.36 2 1992-01-22 3.44 1 USGS 12324590 1993-05-15 816 4.12 2 1993-03-07 4.69 1 USGS 12324590 1994-04-25 730 3.91 2 1994-03-01 4.55 1 USGS 12324590 1995-06-06 1640 5.24 2 1995-02-01 5.60 1 USGS 12324590 1996-02-09 2860 6.66 2 1996-02-08 6.74 1 USGS 12324590 1997-05-25 1630 4.78 USGS 12324590 1998-07-04 1980 5.28 USGS 12324590 1999-06-03 881 3.80 USGS 12324590 2000-05-31 177 1.95 2 1999-12-25 2.74 1 USGS 12324590 2001-05-15 687 3.37 USGS 12324590 2002-04-06 746 3.48 USGS 12324590 2003-03-13 1280 4.54 USGS 12324590 2004-03-08 711 3.44 USGS 12324590 2005-06-04 1500 4.91 USGS 12324590 2006-06-10 649 3.32 2 2005-12-29 3.39 1 USGS 12324590 2007-06-07 901 3.81 USGS 12324590 2008-06-05 1130 4.33 USGS 12324590 2009-04-13 1530 4.99 USGS 12324590 2010-06-17 1450 4.87 USGS 12324590 2011-06-09 2810 6.23 USGS 12324590 2012-04-27 1010 3.82 USGS 12324590 2013-06-04 534 2.78 USGS 12324590 2014-05-05 1040 3.84 2 2014-03-07 4.22 1 USGS 12324590 2015-05-27 432 2.51 2 2015-02-07 3.71 1 USGS 12324590 2016-02-15 478 2.65 USGS 12324590 2017-06-13 756 3.50 USGS 12324590 2018-05-11 14:30 2440 6.11 USGS 12324590 2019-04-09 22:45 1100 3.69 USGS 12324590 2020-05-21 14:45 1560 USGS 12324590 2021-03-29 02:00 798 3.07 USGS 12324590 2022-06-06 14:45 618 2.39 2 2022-03-01 2315 4.91 1 USGS 12324590 2023-04-11 02:00 1740 4.92