# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-26 21:31:40 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 Idaho 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 13069500 SNAKE RIVER NR BLACKFOOT ID # # 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 13069500 1911-06-22 32900 1,6 12.34 3 USGS 13069500 1912-06-16 34000 1,6 12.50 3 USGS 13069500 1913-05-31 32400 1,6 12.00 3 USGS 13069500 1914-06-08 35600 6 12.63 3 USGS 13069500 1915-06-05 15800 6 8.55 3 USGS 13069500 1916-06-22 24700 6 10.40 3 USGS 13069500 1917-06-22 36200 6 12.67 3 USGS 13069500 1918-06-18 46200 1,6 14.80 3 USGS 13069500 1919-05-01 12100 6 8.25 USGS 13069500 1920-05-20 21700 6 10.15 3 USGS 13069500 1921-06-01 28800 1,6 11.51 3 USGS 13069500 1922-05-28 25800 6 10.72 3 USGS 13069500 1923-05-28 20500 6 9.72 3 USGS 13069500 1924-06-03 9330 6 6.76 3 USGS 13069500 1925-05-24 24700 6 10.59 3 USGS 13069500 1926-04-23 12800 6 7.81 3 USGS 13069500 1927-07-01 33700 6 12.62 3 USGS 13069500 1928-05-31 33500 6 12.55 3 USGS 13069500 1929-06-19 21400 6 9.92 3 USGS 13069500 1930-04-16 8390 6 6.32 3 USGS 13069500 1930-10-13 4800 6 4.90 3 USGS 13069500 1932-05-16 16400 6 8.65 3 USGS 13069500 1933-06-17 14800 1,6 8.24 3 USGS 13069500 1933-12-16 2920 1,6 3.80 3 USGS 13069500 1935-06-16 10800 6 7.07 3 USGS 13069500 1936-06-04 25200 6 10.98 3 USGS 13069500 1937-05-10 12600 6 7.67 3 USGS 13069500 1938-07-04 19300 1,6 9.58 3 USGS 13069500 1939-05-06 13000 6 7.80 3 USGS 13069500 1940-06-09 6620 6 5.55 3 USGS 13069500 1941-05-29 8420 6 6.29 3 USGS 13069500 1942-04-25 13000 6 7.80 3 USGS 13069500 1943-06-25 25600 6 11.17 3 USGS 13069500 1944-06-12 20600 6 9.88 3 USGS 13069500 1945-06-11 18400 6 9.31 3 USGS 13069500 1946-04-29 23700 6 10.48 3 USGS 13069500 1947-06-12 25000 6 10.80 3 USGS 13069500 1948-06-06 23900 6 10.52 3 USGS 13069500 1949-05-22 24500 6 10.63 3 USGS 13069500 1950-06-10 26300 6 11.12 3 USGS 13069500 1951-05-31 23400 6 10.34 3 USGS 13069500 1952-05-07 28500 6 11.38 3 USGS 13069500 1953-06-15 18800 6 9.14 3 USGS 13069500 1954-06-30 25200 6 10.44 3 USGS 13069500 1955-06-19 10600 6 6.65 3 USGS 13069500 1956-05-30 27300 6 11.03 3 USGS 13069500 1957-05-23 21700 6 9.62 3 USGS 13069500 1958-05-13 13000 6 7.28 3 USGS 13069500 1959-06-30 8860 6 6.05 3 USGS 13069500 1960-08-22 6330 6 5.00 3 USGS 13069500 1961-05-21 3670 6 3.58 3 USGS 13069500 1962-05-02 16000 6 8.37 3 USGS 13069500 1963-06-20 24000 6 11.12 USGS 13069500 1964-06-22 24600 6 11.52 USGS 13069500 1965-06-30 18300 6 9.71 USGS 13069500 1966-05-14 14800 6 8.65 USGS 13069500 1967-06-16 16700 6 9.25 USGS 13069500 1968-06-16 20100 6 10.14 USGS 13069500 1969-04-27 19600 6 9.84 USGS 13069500 1970-07-01 21600 6 10.42 USGS 13069500 1971-05-11 25900 6 11.52 USGS 13069500 1972-06-12 20600 6 10.31 USGS 13069500 1973-05-28 14000 6 8.39 USGS 13069500 1974-04-29 24100 6 11.39 USGS 13069500 1975-05-22 19500 6 9.98 USGS 13069500 1976-06-07 53500 3,6 15.44 USGS 13069500 1976-12-25 6350 6 5.83 USGS 13069500 1978-05-18 14800 6 8.59 USGS 13069500 1979-05-31 10000 6 7.19 USGS 13069500 1980-06-08 20800 6 10.21 USGS 13069500 1981-06-12 22600 6 10.56 USGS 13069500 1982-05-21 21400 6 10.31 USGS 13069500 1983-06-15 26000 6 11.27 USGS 13069500 1984-05-18 29400 6 12.32 USGS 13069500 1985-05-13 21200 6 10.09 USGS 13069500 1986-05-08 24000 6 11.01 USGS 13069500 1987-05-30 10900 6 6.96 USGS 13069500 1988-07-27 5170 6 4.52 USGS 13069500 1989-05-14 10700 6 6.89 USGS 13069500 1990-09-21 7660 6 5.69 USGS 13069500 1991-06-16 12900 6 7.77 USGS 13069500 1992-06-18 8340 6 5.92 USGS 13069500 1993-06-10 19000 6 9.50 USGS 13069500 1994-05-16 9560 6 6.41 USGS 13069500 1995-06-09 19500 6 9.62 USGS 13069500 1996-05-20 22500 6 10.43 USGS 13069500 1997-06-18 42300 6 14.80 USGS 13069500 1998-05-25 19700 1,6 USGS 13069500 1999-06-06 25900 1,6 USGS 13069500 2000-05-31 8610 6 6.03 USGS 13069500 2001-09-08 4080 6 3.85 USGS 13069500 2002-09-10 5860 6 4.80 USGS 13069500 2003-07-29 7200 1,6 USGS 13069500 2004-05-25 10400 1,6 USGS 13069500 2005-06-17 9060 6 6.14 USGS 13069500 2006-05-03 20200 6 9.83 USGS 13069500 2007-05-26 6760 6 5.12 USGS 13069500 2008-06-03 15500 6 8.48 USGS 13069500 2009-06-25 22800 1,6 USGS 13069500 2010-06-14 19900 6 9.75 USGS 13069500 2011-05-29 28700 6 12.05 USGS 13069500 2012-04-14 11900 6 7.15 USGS 13069500 2013-05-21 12700 6 7.45 USGS 13069500 2014-04-26 11100 6 6.84 USGS 13069500 2015-05-19 13300 6 7.66 USGS 13069500 2016-05-24 8160 6 5.67 USGS 13069500 2017-06-17 25100 6 11.31 USGS 13069500 2018-06-04 11:45 22200 6 10.57 USGS 13069500 2019-04-28 21:15 19400 6 9.82 USGS 13069500 2020-07-02 02:45 14800 6 8.42 USGS 13069500 2021-08-05 13:00 9620 6 6.59 USGS 13069500 2022-09-13 00:45 6880 6 5.47 USGS 13069500 2023-05-29 06:15 12000 6 7.42