# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-11 21:09:59 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 12344000 Bitterroot River near Darby 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 12344000 1938-05-29 5480 6.51 USGS 12344000 1939-04-30 4920 6.10 USGS 12344000 1940-05-12 3360 4.83 USGS 12344000 1941-05-13 2420 4.18 USGS 12344000 1942-05-26 5930 6.23 USGS 12344000 1943-05-31 6820 6.64 USGS 12344000 1944-05-31 3060 4.75 USGS 12344000 1945-06-01 3960 5.10 USGS 12344000 1946-05-28 4060 5.17 USGS 12344000 1947-05-09 11500 8.18 USGS 12344000 1948-05-29 11300 8.12 USGS 12344000 1949-05-16 7440 6.55 USGS 12344000 1950-06-17 6930 6.33 USGS 12344000 1951-05-24 7080 6.47 USGS 12344000 1952-06-07 5520 5.78 USGS 12344000 1953-06-13 8200 7.04 USGS 12344000 1954-05-21 7420 6.70 USGS 12344000 1955-06-15 6770 6.46 USGS 12344000 1956-05-24 10500 7.85 USGS 12344000 1957-05-11 6030 5.87 USGS 12344000 1958-05-23 7870 6.92 USGS 12344000 1959-06-07 6850 6.39 USGS 12344000 1960-06-04 6780 6.22 USGS 12344000 1961-05-27 6240 6.33 USGS 12344000 1962-06-14 4370 5.10 USGS 12344000 1963-05-25 5590 5.66 USGS 12344000 1964-06-08 9450 7.37 USGS 12344000 1965-06-12 7070 6.53 USGS 12344000 1966-05-29 2960 4.31 USGS 12344000 1967-05-24 8750 7.18 USGS 12344000 1968-06-03 5820 5.77 USGS 12344000 1969-05-20 6780 6.22 USGS 12344000 1970-06-05 8470 6.96 USGS 12344000 1971-05-29 8670 7.12 USGS 12344000 1972-06-03 10500 7.83 USGS 12344000 1973-05-20 2950 4.16 USGS 12344000 1974-06-17 11100 8.42 1 USGS 12344000 1975-06-16 7810 6.75 USGS 12344000 1976-05-11 9080 7.29 USGS 12344000 1977-06-07 2820 3.76 USGS 12344000 1978-06-08 7160 6.49 USGS 12344000 1979-05-27 5990 5.89 USGS 12344000 1980-06-13 3430 4.24 USGS 12344000 1981-05-26 5200 5.43 USGS 12344000 1982-05-27 9000 7.10 USGS 12344000 1983-05-29 6190 5.75 USGS 12344000 1984-05-31 7560 6.26 USGS 12344000 1985-05-24 3470 4.09 USGS 12344000 1986-05-30 7560 6.44 USGS 12344000 1987-05-01 2760 3.76 USGS 12344000 1988-05-25 3750 5.51 USGS 12344000 1989-05-11 4370 5.92 USGS 12344000 1990-06-11 3540 5.33 USGS 12344000 1991-06-07 4870 6.23 USGS 12344000 1992-05-07 2180 4.28 USGS 12344000 1993-05-21 4590 6.06 USGS 12344000 1994-05-13 2630 4.67 USGS 12344000 1995-06-04 5160 6.40 USGS 12344000 1996-06-09 9320 8.26 USGS 12344000 1997-05-17 10100 8.43 USGS 12344000 1998-05-27 3650 5.14 USGS 12344000 1999-05-26 6660 6.89 USGS 12344000 2000-05-23 3310 4.86 USGS 12344000 2001-05-16 3670 5.03 USGS 12344000 2002-05-31 6140 6.57 USGS 12344000 2003-05-31 10300 8.45 USGS 12344000 2004-06-06 2950 4.51 USGS 12344000 2005-05-19 3600 5.00 USGS 12344000 2006-05-20 7970 7.48 USGS 12344000 2006-11-08 4410 5.60 USGS 12344000 2008-05-20 9220 8.05 USGS 12344000 2009-05-20 9510 8.18 USGS 12344000 2010-06-05 6570 6.78 USGS 12344000 2011-06-08 8620 7.65 USGS 12344000 2012-04-27 7780 7.27 USGS 12344000 2013-05-14 6050 6.70 USGS 12344000 2014-05-24 8230 7.84 USGS 12344000 2015-05-17 4180 5.32 USGS 12344000 2016-05-09 4190 5.50 USGS 12344000 2017-06-13 6720 6.80 USGS 12344000 2018-05-10 09:45 8870 7.88 USGS 12344000 2019-05-18 01:30 5700 6.24 USGS 12344000 2020-05-31 05:15 7630 7.18 USGS 12344000 2021-06-05 02:30 5830 6.23 USGS 12344000 2022-06-12 02:00 7100 7.04 USGS 12344000 2023-05-22 03:30 5480 6.19 USGS 12344000 2024-06-04 01:30 4450 R 5.56 R