# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-27 02:48:48 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 06101500 Marias River near Chester 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 06101500 1921-05-27 5070 USGS 06101500 1946-06-24 3110 USGS 06101500 1955-10-27 2080 5 5.36 USGS 06101500 1957-06-13 2740 5 6.01 USGS 06101500 1958-06-18 3160 5 6.29 USGS 06101500 1959-07-02 3680 5 6.77 USGS 06101500 1960-06-07 2260 5 5.54 USGS 06101500 1961-06-07 3080 5 6.32 USGS 06101500 1962-08-23 2030 5 5.31 USGS 06101500 1962-10-11 1440 5 4.69 USGS 06101500 1964-06-16 10400 5 10.63 USGS 06101500 1965-09-04 3230 5 6.27 USGS 06101500 1965-10-15 3300 2,5 USGS 06101500 1967-06-20 5580 5 USGS 06101500 1968-07-20 1400 5 4.56 USGS 06101500 1969-07-08 2760 5 5.92 USGS 06101500 1970-07-24 3770 5 6.62 USGS 06101500 1971-06-15 3340 5 6.32 USGS 06101500 1972-06-16 3090 5 6.16 USGS 06101500 1972-10-04 1580 5 4.65 USGS 06101500 1974-05-14 2180 5 5.40 USGS 06101500 1975-06-24 5840 5 7.83 2 1975-07-27 7.98 1 USGS 06101500 1976-05-27 2990 5 6.09 USGS 06101500 1976-10-01 1010 5 4.09 USGS 06101500 1978-04-01 3000 5 5.97 USGS 06101500 1979-05-21 2140 5 5.30 USGS 06101500 1980-08-01 2250 5 5.65 USGS 06101500 1981-06-02 3190 5 6.18 USGS 06101500 1982-06-14 3310 5 6.50 USGS 06101500 1983-06-02 718 5 3.69 USGS 06101500 1984-07-16 654 5 3.59 USGS 06101500 1985-09-28 891 5 3.94 USGS 06101500 1985-11-09 2140 5 5.28 USGS 06101500 1986-10-03 2280 5 5.46 USGS 06101500 1987-12-09 718 5 3.69 USGS 06101500 1989-06-10 2250 5 5.49 USGS 06101500 1990-06-09 1610 5 4.85 USGS 06101500 1991-07-01 3250 5 6.47 USGS 06101500 1991-10-03 1080 5 4.29 USGS 06101500 1993-09-08 1560 5 4.79 USGS 06101500 1994-06-06 2230 5 5.60 USGS 06101500 1995-07-17 4200 5 7.24 USGS 06101500 1996-06-11 3340 5 6.55 USGS 06101500 1997-06-18 4540 5 7.47 USGS 06101500 1997-10-02 1120 5 4.28 USGS 06101500 1999-04-22 1140 5 4.34 USGS 06101500 1999-10-01 737 5 3.78 USGS 06101500 2000-10-12 432 5 3.29 USGS 06101500 2002-06-20 5300 5 7.76 USGS 06101500 2002-10-01 1010 5 4.17 USGS 06101500 2004-06-02 1100 5 4.26 USGS 06101500 2004-10-22 643 5 3.61 USGS 06101500 2006-06-14 4800 5 7.44 USGS 06101500 2007-02-05 1110 5 4.28 USGS 06101500 2008-06-07 3980 5 6.88 USGS 06101500 2009-06-25 686 5 3.72 USGS 06101500 2009-10-13 624 5 3.65 USGS 06101500 2011-08-02 2780 5 6.15 USGS 06101500 2011-10-01 2680 5 6.07 USGS 06101500 2013-06-19 2020 5 5.39 USGS 06101500 2014-06-03 4040 5 7.01 USGS 06101500 2015-06-04 926 5 4.13 USGS 06101500 2015-10-09 559 5 3.56 USGS 06101500 2017-06-08 2330 5 5.70 USGS 06101500 2018-05-31 22:30 4320 5 7.20 USGS 06101500 2019-07-23 09:45 3600 5 6.76 USGS 06101500 2020-06-13 20:45 3050 5 6.26 USGS 06101500 2020-11-04 09:45 940 5 4.11 USGS 06101500 2022-07-09 18:15 1600 5 4.93 USGS 06101500 2023-04-27 08:00 576 5 3.52 USGS 06101500 2023-10-01 22:30 531 5 3.46