# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-03-03 01:14:00 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 13066000 BLACKFOOT RIVER NR SHELLEY 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 13066000 1903-04-27 966 2 USGS 13066000 1904-05-09 1750 2 USGS 13066000 1905-05-06 606 2 USGS 13066000 1906-04-24 1350 2 USGS 13066000 1907-04-17 2370 2 USGS 13066000 1908-04-17 792 2 USGS 13066000 1909-04-29 1960 2 USGS 13066000 1910-04-11 1100 1 5.57 3 USGS 13066000 1911-06-21 636 1 4.77 3 USGS 13066000 1912-05-21 649 6 4.80 3 USGS 13066000 1913-04-21 1280 6 5.70 3 USGS 13066000 1914-06-04 1000 6 5.30 3 USGS 13066000 1915-06-26 1120 6 5.50 3 USGS 13066000 1916-07-17 926 6 5.36 3 USGS 13066000 1917-06-21 1060 6 5.49 3 USGS 13066000 1918-06-20 986 6 5.37 3 USGS 13066000 1919-05-24 907 6 5.24 3 USGS 13066000 1920-06-10 1240 6 5.55 3 USGS 13066000 1921-05-18 1670 6 6.07 3 USGS 13066000 1922-06-28 1220 6 5.58 3 USGS 13066000 1923-07-23 1830 6 6.30 3 USGS 13066000 1924-07-20 997 6 5.11 3 USGS 13066000 1925-07-21 1030 6 5.16 3 USGS 13066000 1926-06-05 1380 6 5.74 3 USGS 13066000 1927-07-30 654 6 4.75 3 USGS 13066000 1928-06-12 994 6 5.26 3 USGS 13066000 1929-07-28 1390 6 5.78 3 USGS 13066000 1930-07-26 1270 6 5.62 3 USGS 13066000 1931-07-11 1290 6 5.65 3 USGS 13066000 1933-07-22 1080 6 5.40 3 USGS 13066000 1934-07-11 542 6 4.52 3 USGS 13066000 1935-07-23 886 6 5.10 3 USGS 13066000 1936-07-25 1090 6 5.41 3 USGS 13066000 1937-07-25 1270 6 5.67 3 USGS 13066000 1938-08-22 821 6 5.00 3 USGS 13066000 1939-07-21 1250 6 5.60 3 USGS 13066000 1940-07-13 1160 6 5.50 3 USGS 13066000 1941-07-16 1130 6 5.46 3 USGS 13066000 1942-07-25 1250 6 5.64 3 USGS 13066000 1943-07-31 759 6 4.90 3 USGS 13066000 1944-08-02 1440 6 5.90 3 USGS 13066000 1945-08-02 892 6 5.11 3 USGS 13066000 1947-09-06 918 6 5.15 3 USGS 13066000 1948-08-02 1100 6 5.42 3 USGS 13066000 1949-08-17 1220 6 5.60 3 USGS 13066000 1950-05-18 1520 6 6.02 3 USGS 13066000 1951-05-01 1160 6 6.06 3 USGS 13066000 1976-05-17 2030 6 8.14 USGS 13066000 1977-08-08 1250 6 7.55 USGS 13066000 1978-06-20 1090 6 7.37 USGS 13066000 1979-07-22 1060 1,6 USGS 13066000 1980-07-17 1100 6 7.23 USGS 13066000 1981-07-02 1190 6 7.55 USGS 13066000 1982-06-13 1500 6 7.94 USGS 13066000 1983-06-05 2020 6 8.42 USGS 13066000 1984-05-15 2080 6 8.59 2 1984-01-21 12.67 1 USGS 13066000 1985-04-17 1600 6 8.03 2 1985-01-31 10.66 1 USGS 13066000 1986-05-23 1890 1,6 USGS 13066000 1987-05-16 3220 6 9.10 2 1986-12-18 11.89 1 USGS 13066000 1988-08-25 1140 6 7.47 USGS 13066000 1989-07-11 890 6 7.18 USGS 13066000 1990-06-29 1150 1,6 USGS 13066000 1991-07-10 992 6 7.46 USGS 13066000 1992-08-05 913 6 7.24 USGS 13066000 1993-07-13 988 6 7.32 2 1993-02-27 7.46 1 USGS 13066000 1994-09-05 1030 6 7.47 USGS 13066000 1995-07-13 657 6 6.95 2 1995-01-23 7.01 1 USGS 13066000 1996-05-27 1760 6 8.10 USGS 13066000 1997-05-29 1740 6 8.08 USGS 13066000 1998-05-27 1330 1,6 USGS 13066000 1999-06-10 1620 1,6 USGS 13066000 2000-08-11 776 1,6 USGS 13066000 2001-07-08 1100 6 7.45 USGS 13066000 2002-05-19 765 6 7.07 USGS 13066000 2003-05-31 831 1,6 USGS 13066000 2004-06-10 632 1,6 USGS 13066000 2005-07-14 668 1,6 USGS 13066000 2006-04-17 1060 6 7.33 USGS 13066000 2007-06-27 940 6 7.16 USGS 13066000 2008-07-04 691 6 6.78 USGS 13066000 2009-08-24 636 6 6.69 USGS 13066000 2010-07-10 773 6 6.91 USGS 13066000 2011-07-01 1490 6 7.89 USGS 13066000 2012-05-27 960 6 7.08 USGS 13066000 2013-06-09 872 6 6.96 USGS 13066000 2014-07-10 1090 6 7.23 USGS 13066000 2015-09-06 702 6 6.74 USGS 13066000 2016-06-14 638 6 6.69 USGS 13066000 2017-04-28 1810 6 8.17 USGS 13066000 2018-05-21 05:15 1120 6 7.41 2 2017-12-11 0315 11.44 USGS 13066000 2019-05-27 23:45 1410 6 7.75 USGS 13066000 2020-06-06 22:15 1050 6 7.32 USGS 13066000 2021-07-05 09:00 1120 6 7.41 USGS 13066000 2022-07-08 11:00 935 6 7.12 USGS 13066000 2023-07-08 16:15 861 6 6.97 2,5 2022-12-20 1645 7.47