# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-26 22:53:42 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 12370000 Swan River near Bigfork, 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 12370000 1922-06-08 5500 USGS 12370000 1923-06-14 4780 USGS 12370000 1924-05-19 5380 USGS 12370000 1925-05-23 6760 USGS 12370000 1926-04-21 3860 USGS 12370000 1927-06-13 7060 USGS 12370000 1928-05-28 7820 USGS 12370000 1929-05-26 5300 USGS 12370000 1930-06-01 2920 USGS 12370000 1931-05-18 5140 5.57 USGS 12370000 1932-05-24 5710 5.92 USGS 12370000 1933-06-18 8280 7.00 USGS 12370000 1933-12-25 4750 5.42 USGS 12370000 1935-05-25 4650 5.33 USGS 12370000 1936-05-17 6180 5.97 USGS 12370000 1937-05-29 3380 4.71 USGS 12370000 1938-05-30 4350 5.26 USGS 12370000 1939-05-06 4350 5.24 USGS 12370000 1940-05-27 3650 4.82 USGS 12370000 1941-06-03 2120 3.88 USGS 12370000 1942-05-28 3980 5.06 USGS 12370000 1943-06-21 5570 5.82 USGS 12370000 1944-05-20 3120 4.53 USGS 12370000 1945-06-04 3940 5.01 USGS 12370000 1946-05-30 4610 5.34 USGS 12370000 1947-05-11 5960 6.11 USGS 12370000 1948-05-24 8400 7.12 USGS 12370000 1949-05-17 5130 5.64 USGS 12370000 1950-06-23 5900 6.01 USGS 12370000 1951-05-14 4750 5.45 USGS 12370000 1952-04-30 4590 5.37 USGS 12370000 1953-06-05 5610 5.87 USGS 12370000 1954-05-22 5630 5.88 USGS 12370000 1955-06-16 5060 5.60 USGS 12370000 1956-06-04 6790 6.42 USGS 12370000 1957-05-08 4960 5.55 USGS 12370000 1958-05-27 5920 6.05 USGS 12370000 1959-06-22 7520 6.72 USGS 12370000 1960-06-06 5500 5.75 USGS 12370000 1961-05-29 6810 6.38 USGS 12370000 1962-05-31 4530 5.26 USGS 12370000 1963-06-02 3740 4.84 USGS 12370000 1964-06-10 8100 6.98 USGS 12370000 1965-06-20 6010 6.00 USGS 12370000 1966-06-02 4520 5.25 USGS 12370000 1967-05-25 5540 5.77 USGS 12370000 1968-06-25 4480 5.23 USGS 12370000 1969-06-01 4380 5.18 USGS 12370000 1970-06-08 7230 6.58 USGS 12370000 1971-05-31 5440 5.72 USGS 12370000 1972-06-12 6540 6.25 USGS 12370000 1973-05-21 3770 4.86 USGS 12370000 1974-06-20 8890 7.34 USGS 12370000 1975-06-17 5410 5.74 USGS 12370000 1976-05-16 4860 5.45 USGS 12370000 1977-05-04 3430 4.69 USGS 12370000 1978-06-10 5320 5.69 USGS 12370000 1979-05-28 5840 5.95 USGS 12370000 1980-05-27 5810 5.88 USGS 12370000 1981-05-27 5520 5.75 USGS 12370000 1982-06-19 5710 5.83 USGS 12370000 1983-06-01 4790 5.45 USGS 12370000 1984-06-26 4820 5.43 USGS 12370000 1985-06-10 5160 5.59 USGS 12370000 1986-06-01 6340 6.15 USGS 12370000 1987-05-03 4220 5.14 USGS 12370000 1988-06-09 3170 4.57 USGS 12370000 1989-05-12 4940 5.49 USGS 12370000 1990-06-28 4670 5.36 USGS 12370000 1991-05-21 4570 5.31 USGS 12370000 1992-05-10 3140 4.55 USGS 12370000 1993-05-18 5050 5.47 USGS 12370000 1994-05-14 3760 4.90 USGS 12370000 1995-06-07 3910 4.98 USGS 12370000 1996-06-11 5810 5.88 USGS 12370000 1997-05-18 8520 7.27 USGS 12370000 1998-05-29 3860 4.99 USGS 12370000 1999-05-29 3820 5.06 USGS 12370000 2000-06-17 3580 4.82 USGS 12370000 2001-05-30 3910 5.08 USGS 12370000 2002-06-03 4480 5.27 USGS 12370000 2003-06-02 5290 5.65 USGS 12370000 2004-06-08 3150 4.58 USGS 12370000 2005-06-05 4860 5.45 USGS 12370000 2006-06-18 6170 6.06 USGS 12370000 2007-06-07 3510 4.76 USGS 12370000 2008-05-22 5930 5.94 USGS 12370000 2009-06-02 4990 5.51 USGS 12370000 2010-06-06 4770 5.41 USGS 12370000 2011-07-02 6710 6.20 USGS 12370000 2012-04-29 5710 5.73 USGS 12370000 2013-05-15 6210 6.08 USGS 12370000 2014-05-28 5570 5.77 USGS 12370000 2015-03-19 3840 4.94 USGS 12370000 2016-06-10 3420 4.71 USGS 12370000 2017-06-03 5290 5.65 USGS 12370000 2018-05-29 05:45 6580 6.27 USGS 12370000 2019-05-19 05:30 4210 5.13 USGS 12370000 2020-06-02 07:45 6150 6.07 USGS 12370000 2021-05-27 16:00 6400 6.19 USGS 12370000 2022-06-22 08:45 7290 6.61 USGS 12370000 2023-05-08 07:30 5240 5.62