# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-19 19:15:53 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 06099500 Marias River near Shelby 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 06099500 1902-05-22 27600 USGS 06099500 1903-06-07 7800 USGS 06099500 1904-04-08 8560 USGS 06099500 1906-06-09 4090 USGS 06099500 1907-06-24 29500 USGS 06099500 1911-05-16 8750 USGS 06099500 1912-05-22 8000 USGS 06099500 1913-05-29 6480 USGS 06099500 1914-05-19 4800 USGS 06099500 1915-05-03 2660 USGS 06099500 1916-06-22 24300 USGS 06099500 1917-05-31 10000 USGS 06099500 1918-06-10 5020 USGS 06099500 1919-05-31 3890 USGS 06099500 1920-05-17 7580 USGS 06099500 1921-05-20 5230 USGS 06099500 1922-05-22 4690 USGS 06099500 1923-06-12 4030 5.72 USGS 06099500 1924-06-17 6240 USGS 06099500 1925-05-21 7680 USGS 06099500 1926-06-24 2240 USGS 06099500 1927-06-00 8400 1,2,Bd USGS 06099500 1928-05-09 6450 7.12 USGS 06099500 1929-06-03 4460 USGS 06099500 1930-04-17 2850 USGS 06099500 1931-05-18 2290 USGS 06099500 1932-06-15 7000 USGS 06099500 1933-06-10 5500 USGS 06099500 1934-06-08 16200 USGS 06099500 1935-05-25 4660 USGS 06099500 1936-05-12 3160 USGS 06099500 1937-06-13 9100 USGS 06099500 1938-05-28 5020 USGS 06099500 1939-04-07 3410 USGS 06099500 1940-05-14 2310 USGS 06099500 1941-06-30 2450 USGS 06099500 1942-05-26 5590 USGS 06099500 1943-06-15 17200 USGS 06099500 1944-05-20 3140 USGS 06099500 1945-06-08 6150 USGS 06099500 1946-05-29 2860 USGS 06099500 1948-06-18 40000 17.75 USGS 06099500 1949-05-31 3800 6.51 USGS 06099500 1950-06-14 10700 9.11 USGS 06099500 1951-06-25 12100 9.72 USGS 06099500 1952-03-29 6340 7.28 2 1952-03-27 8.98 1 USGS 06099500 1953-06-05 21900 12.77 USGS 06099500 1954-05-21 9600 8.24 USGS 06099500 1955-05-22 6920 7.37 USGS 06099500 1956-05-22 8660 7.88 USGS 06099500 1957-05-22 6340 6.98 2 1957-02-28 10.58 USGS 06099500 1958-05-13 4950 6.31 USGS 06099500 1959-06-06 6970 7.26 2 1959-03-18 8.74 USGS 06099500 1960-06-04 4800 6.00 2 1960-03-20 8.25 USGS 06099500 1961-05-31 6010 6.67 USGS 06099500 1962-05-21 3380 4.86 2 1962-02-06 10.74 USGS 06099500 1963-06-07 3020 4.69 USGS 06099500 1964-06-09 241000 3 23.64 1908 USGS 06099500 1965-06-18 8800 8.07 USGS 06099500 1966-06-04 4390 5.97 USGS 06099500 1967-05-23 9020 1967-06-01 7.93 1 USGS 06099500 1968-05-23 3780 5.75 USGS 06099500 1969-06-28 5490 6.80 2 1969-03-18 11.12 1 USGS 06099500 1970-06-14 10600 8.33 USGS 06099500 1971-05-28 5950 6.77 USGS 06099500 1972-06-10 10300 8.44 2 1972-03-13 11.57 1 USGS 06099500 1973-05-20 4050 5.69 USGS 06099500 1974-06-18 5600 6.40 USGS 06099500 1975-06-20 75700 18.21 USGS 06099500 1976-05-12 6160 7.01 2 1976-01-18 8.93 1 USGS 06099500 1977-05-12 1160 4.32 2 1977-02-13 4.34 1 USGS 06099500 1978-03-22 6470 7.08 2 1978-03-18 7.65 1 USGS 06099500 1979-05-27 6600 7.27 USGS 06099500 1980-05-27 11000 8.57 USGS 06099500 1981-05-21 10700 8.37 USGS 06099500 1982-06-30 5790 6.53 2 1982-04-12 6.69 1 USGS 06099500 1983-05-28 3180 5.49 USGS 06099500 1984-06-01 2790 5.24 USGS 06099500 1985-05-31 4420 6.04 USGS 06099500 1986-02-25 26900 12.58 2 1986-02-25 1200 13.71 1 USGS 06099500 1987-07-25 3760 6.23 USGS 06099500 1988-05-14 2530 5.53 USGS 06099500 1989-06-12 7720 7.88 USGS 06099500 1989-11-13 5200 6.91 USGS 06099500 1991-06-22 12600 9.25 USGS 06099500 1992-05-01 2050 5.17 USGS 06099500 1993-05-15 3550 6.12 USGS 06099500 1994-03-03 6380 7.39 USGS 06099500 1995-06-08 18400 11.57 USGS 06099500 1996-05-24 6480 7.50 2 1996-03-12 16.05 1 USGS 06099500 1997-03-20 9800 9.02 2 1997-03-20 1200 9.14 1 USGS 06099500 1998-07-04 4160 6.58 USGS 06099500 1999-05-26 3620 6.26 USGS 06099500 2000-05-24 2190 5.15 USGS 06099500 2001-05-15 2800 5.54 USGS 06099500 2002-06-11 20700 12.30 USGS 06099500 2003-03-15 4180 6.85 USGS 06099500 2004-06-08 1840 5.15 USGS 06099500 2005-06-06 5160 7.14 USGS 06099500 2006-06-14 4050 6.52 USGS 06099500 2006-11-10 2380 5.41 USGS 06099500 2008-05-26 14800 11.03 USGS 06099500 2009-05-31 4290 6.77 USGS 06099500 2010-06-18 5580 7.48 USGS 06099500 2011-06-10 18800 12.11 USGS 06099500 2012-04-27 4740 7.19 USGS 06099500 2013-05-14 5690 7.69 USGS 06099500 2014-06-19 13400 10.61 2 2014-03-10 11.72 USGS 06099500 2015-03-17 3160 6.21 USGS 06099500 2016-05-24 2230 5.37 USGS 06099500 2017-03-19 3970 6.69 2 2017-03-15 9.03 1 USGS 06099500 2018-06-20 21:30 10900 9.99 USGS 06099500 2019-05-28 07:45 16700 11.99 USGS 06099500 2020-07-01 21:30 5990 7.79 USGS 06099500 2021-06-05 18:30 4010 6.59 USGS 06099500 2022-06-21 12:15 7310 8.40