# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-07 20:44:49 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 12351000 Burnt Fork Bitterroot River nr Stevensville 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 12351000 1920-06-16 347 USGS 12351000 1922-06-10 620 USGS 12351000 1923-06-19 276 USGS 12351000 1924-05-18 268 USGS 12351000 1938-05-28 641 USGS 12351000 1939-05-04 192 USGS 12351000 1940-05-25 121 USGS 12351000 1941-06-04 119 USGS 12351000 1942-05-26 371 USGS 12351000 1943-06-19 382 USGS 12351000 1944-06-19 183 USGS 12351000 1945-06-04 139 USGS 12351000 1946-05-28 142 USGS 12351000 1947-05-08 414 USGS 12351000 1948-05-28 565 USGS 12351000 1949-05-17 310 USGS 12351000 1950-06-21 379 USGS 12351000 1951-05-24 361 USGS 12351000 1952-05-26 233 USGS 12351000 1953-06-13 351 USGS 12351000 1954-06-28 300 USGS 12351000 1955-06-15 284 3.28 USGS 12351000 1956-05-24 414 3.72 2 1956-02-01 4.24 USGS 12351000 1957-06-03 320 3.46 2 1957-01-18 4.20 USGS 12351000 1958-05-21 371 3.48 2 1958-01-09 3.60 1 USGS 12351000 1959-06-14 310 1959-01-06 3.34 1 USGS 12351000 1960-06-04 317 3.24 2 1960-01-15 5.10 USGS 12351000 1961-06-03 411 3.62 2 1960-12-13 3.76 USGS 12351000 1962-06-14 303 3.28 2 1961-12-14 4.20 USGS 12351000 1963-06-05 312 3.35 USGS 12351000 1964-06-08 720 4.73 USGS 12351000 1965-06-12 530 4.19 USGS 12351000 1966-05-27 240 3.15 USGS 12351000 1967-05-23 1100 5.82 USGS 12351000 1968-06-02 320 3.48 USGS 12351000 1969-05-21 450 3.93 USGS 12351000 1970-06-05 440 3.90 USGS 12351000 1971-06-06 510 3.97 USGS 12351000 1972-06-01 730 4.62 USGS 12351000 1973-05-17 185 2.89