# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-24 04:00:34 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 12340000 Blackfoot River near Bonner 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 12340000 1899-06-19 17200 USGS 12340000 1900-05-31 13300 USGS 12340000 1901-05-17 12300 USGS 12340000 1903-06-04 11900 USGS 12340000 1904-05-26 9060 USGS 12340000 1905-06-06 4450 USGS 12340000 1940-05-12 3800 USGS 12340000 1941-06-02 1940 USGS 12340000 1942-05-26 6900 6.99 USGS 12340000 1943-06-18 9750 USGS 12340000 1944-05-19 4280 USGS 12340000 1945-06-04 5540 USGS 12340000 1946-05-29 6540 USGS 12340000 1947-05-09 12800 USGS 12340000 1948-05-22 16300 USGS 12340000 1949-05-16 8840 USGS 12340000 1950-06-21 9400 USGS 12340000 1951-05-13 11000 USGS 12340000 1952-04-29 8820 USGS 12340000 1953-06-04 18300 USGS 12340000 1954-05-21 13300 USGS 12340000 1955-06-15 7060 6.94 USGS 12340000 1956-05-22 12100 8.69 USGS 12340000 1957-05-21 10100 7.99 USGS 12340000 1958-05-23 9110 7.79 USGS 12340000 1959-06-07 12200 8.72 USGS 12340000 1960-06-04 6880 6.75 2 1959-11-16 9.30 1 USGS 12340000 1961-05-27 10200 8.02 USGS 12340000 1962-05-25 8790 7.49 USGS 12340000 1963-06-01 5060 5.77 USGS 12340000 1964-06-10 19200 10.89 USGS 12340000 1965-06-13 9960 7.94 USGS 12340000 1966-05-11 6420 6.47 USGS 12340000 1967-06-03 11900 8.78 USGS 12340000 1968-06-04 5960 6.25 USGS 12340000 1969-05-15 8340 7.34 USGS 12340000 1970-05-27 10900 8.42 USGS 12340000 1971-05-14 12100 8.78 USGS 12340000 1972-06-02 15700 9.98 USGS 12340000 1973-05-20 5100 5.89 USGS 12340000 1974-06-17 11900 8.77 USGS 12340000 1975-06-20 18100 10.74 USGS 12340000 1976-05-15 14000 9.48 USGS 12340000 1977-05-03 2190 3.92 USGS 12340000 1978-06-09 8390 7.35 USGS 12340000 1979-05-27 10800 8.33 USGS 12340000 1980-05-27 9110 7.65 USGS 12340000 1981-05-24 12400 9.20 USGS 12340000 1982-06-17 10200 8.34 USGS 12340000 1983-05-30 7760 7.27 USGS 12340000 1984-05-31 6610 6.71 USGS 12340000 1985-05-25 6590 6.69 USGS 12340000 1986-05-30 7300 7.10 USGS 12340000 1987-05-01 4850 5.72 USGS 12340000 1988-05-14 3640 4.94 USGS 12340000 1989-05-11 10300 8.38 USGS 12340000 1990-06-01 7200 7.00 USGS 12340000 1991-05-20 9290 7.96 USGS 12340000 1992-05-09 4210 5.32 USGS 12340000 1993-05-16 7300 7.15 USGS 12340000 1994-04-25 5910 6.37 USGS 12340000 1995-06-06 6740 6.91 USGS 12340000 1996-06-09 10100 8.42 2 1996-02-09 16.00 1 USGS 12340000 1997-05-18 16200 10.52 USGS 12340000 1998-06-22 5770 6.25 USGS 12340000 1999-05-26 9040 7.85 USGS 12340000 2000-04-23 4930 5.77 USGS 12340000 2001-05-15 4190 5.31 USGS 12340000 2002-05-31 8170 7.46 USGS 12340000 2003-05-30 8100 7.43 USGS 12340000 2004-05-08 4590 5.56 USGS 12340000 2005-05-17 5360 6.02 USGS 12340000 2006-05-20 8340 7.54 USGS 12340000 2007-05-03 5730 6.23 USGS 12340000 2008-05-21 10500 8.47 USGS 12340000 2009-05-31 9810 7.88 USGS 12340000 2010-06-05 4810 5.68 USGS 12340000 2011-06-09 17100 10.01 USGS 12340000 2012-04-27 12200 8.58 USGS 12340000 2013-05-14 10200 7.92 USGS 12340000 2014-05-27 10800 8.10 USGS 12340000 2015-06-03 3940 5.12 USGS 12340000 2016-04-25 4480 5.43 USGS 12340000 2017-05-13 9100 7.49 USGS 12340000 2018-05-11 16:00 18800 11.09 USGS 12340000 2019-05-17 20:00 9000 7.47 USGS 12340000 2020-05-21 17:15 11800 8.52 USGS 12340000 2021-06-05 16:15 9430 7.54 USGS 12340000 2022-06-12 05:15 6760 6.47 USGS 12340000 2023-05-07 00:15 10400 8.20 USGS 12340000 2024-05-17 18:15 3080 4.52