# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-27 11:50:48 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 06118500 South Fork Musselshell R ab 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 06118500 1942-06-04 993 5.85 USGS 06118500 1943-06-10 770 5.37 USGS 06118500 1944-06-09 651 4.85 USGS 06118500 1945-06-04 472 4.33 USGS 06118500 1946-05-28 520 4.49 USGS 06118500 1947-05-10 802 5.38 USGS 06118500 1948-06-05 2200 6.56 USGS 06118500 1949-05-17 863 5.58 USGS 06118500 1950-06-17 783 5.17 USGS 06118500 1951-05-24 636 4.68 USGS 06118500 1952-05-04 849 5.39 USGS 06118500 1953-06-04 997 5.97 USGS 06118500 1954-05-22 437 4.26 USGS 06118500 1955-06-17 336 3.87 USGS 06118500 1956-05-29 916 5.53 USGS 06118500 1957-06-07 750 5.04 USGS 06118500 1958-05-23 353 3.84 USGS 06118500 1959-06-07 975 5.74 USGS 06118500 1960-03-23 461 4.32 USGS 06118500 1961-05-31 277 3.75 USGS 06118500 1962-05-26 941 5.68 USGS 06118500 1963-05-26 728 5.34 USGS 06118500 1964-06-09 1400 6.13 USGS 06118500 1965-06-17 1060 5.86 USGS 06118500 1966-05-11 800 5.30 USGS 06118500 1967-05-31 1490 6.19 USGS 06118500 1968-06-10 900 2 USGS 06118500 1969-04-04 352 4.07 USGS 06118500 1970-05-27 985 5.91 USGS 06118500 1971-05-29 648 5.25 USGS 06118500 1972-05-21 780 5.48 USGS 06118500 1973-06-01 253 3.84 USGS 06118500 1974-06-17 770 5.39 USGS 06118500 1975-06-19 5240 7.27 USGS 06118500 1976-05-15 1240 6.02 USGS 06118500 1977-05-11 366 4.22 USGS 06118500 1978-05-16 1100 5.84 USGS 06118500 1979-06-19 5150 7.26 USGS 06118500 2015-06-06 404 5.50 USGS 06118500 2016-05-09 248 4.77 USGS 06118500 2017-05-18 817 6.40 USGS 06118500 2018-05-10 15:00 2080 2 USGS 06118500 2019-04-21 16:30 1410 2