# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-08 12:56:28 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 06066500 Missouri River bl Holter Dam nr Wolf Cr 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 06066500 1946-06-03 16000 6.82 USGS 06066500 1947-06-12 27200 9.75 USGS 06066500 1948-06-08 34800 11.70 USGS 06066500 1949-06-06 19600 7.80 USGS 06066500 1950-06-21 18700 7.82 USGS 06066500 1951-05-28 22000 8.45 USGS 06066500 1952-06-09 23700 8.90 USGS 06066500 1953-06-19 13500 5 6.10 USGS 06066500 1954-01-02 5500 1,5 USGS 06066500 1955-07-18 6720 1,5 USGS 06066500 1956-06-02 25500 5 9.48 USGS 06066500 1957-06-08 17000 5 7.13 USGS 06066500 1958-07-03 9450 5 4.95 USGS 06066500 1959-06-17 19200 5 7.90 USGS 06066500 1959-12-13 14900 5 6.61 USGS 06066500 1961-02-16 7760 5 4.12 USGS 06066500 1962-06-18 15000 5 6.70 USGS 06066500 1963-06-21 16700 5 7.31 USGS 06066500 1964-06-19 27100 5 10.04 USGS 06066500 1965-06-10 18300 5 7.62 USGS 06066500 1965-10-08 11800 5 5.57 USGS 06066500 1967-06-26 20300 5 8.17 USGS 06066500 1968-06-21 11200 5 5.80 USGS 06066500 1969-06-28 18100 5 7.51 USGS 06066500 1970-06-19 17500 5 7.26 USGS 06066500 1971-07-01 17200 5 7.28 USGS 06066500 1972-06-27 13300 5 6.40 USGS 06066500 1973-07-14 7170 5 4.11 2 1972-10-15 4.17 1 USGS 06066500 1974-06-20 18600 5 7.81 USGS 06066500 1975-07-06 23300 5 9.13 USGS 06066500 1976-06-25 17900 5 7.85 USGS 06066500 1976-10-15 7210 5 4.26 USGS 06066500 1978-07-03 12700 5 6.21 USGS 06066500 1979-05-25 7620 5 4.17 USGS 06066500 1980-06-26 18300 5 7.99 USGS 06066500 1981-06-13 25300 5 9.46 USGS 06066500 1982-07-03 21100 5 8.42 USGS 06066500 1983-06-12 14400 5 6.54 USGS 06066500 1984-06-26 22300 5 8.72 USGS 06066500 1984-10-01 9820 5 5.23 USGS 06066500 1986-06-09 14700 5 6.70 USGS 06066500 1987-01-16 6340 5 3.75 2 1986-11-10 3.90 1 USGS 06066500 1987-12-18 5090 5 3.10 USGS 06066500 1989-02-03 6050 5 3.50 USGS 06066500 1990-02-12 6360 5 3.58 USGS 06066500 1991-06-11 15600 5 6.97 USGS 06066500 1992-01-29 4940 5 3.05 2 1991-10-06 3.13 1 USGS 06066500 1993-06-20 15800 5 6.87 USGS 06066500 1993-10-13 6380 5 4.21 USGS 06066500 1995-06-19 16200 5 7.24 USGS 06066500 1996-06-15 20000 5 8.47 USGS 06066500 1997-06-14 23500 5 9.35 USGS 06066500 1998-07-06 19500 5 8.17 USGS 06066500 1999-06-07 11700 5 5.72 USGS 06066500 2000-03-13 5270 5 3.13 2 1999-10-01 3.55 USGS 06066500 2000-12-08 3990 5 2.70 2 2000-10-02 2.89 1 USGS 06066500 2002-04-30 3370 5 2.31 USGS 06066500 2003-06-04 10300 5 5.14 USGS 06066500 2003-12-12 4070 5 2.87 2 2004-08-23 2.96 1 USGS 06066500 2005-06-23 7070 5 4.08 USGS 06066500 2006-05-03 6880 5 3.92 USGS 06066500 2007-06-11 5910 5 3.56 USGS 06066500 2008-06-04 16000 5 7.10 USGS 06066500 2009-05-28 11700 5 5.69 USGS 06066500 2010-06-17 18900 5 8.00 USGS 06066500 2011-07-02 23200 5 9.07 USGS 06066500 2012-06-07 9130 5 4.77 USGS 06066500 2013-03-01 5240 5 3.20 2 2012-10-01 3.49 1 USGS 06066500 2014-06-01 11500 5 5.59 USGS 06066500 2015-06-06 6200 5 3.77 2 2014-10-01 4.25 1 USGS 06066500 2016-05-27 7140 5 4.19 USGS 06066500 2017-06-17 11800 5 5.82 USGS 06066500 2018-06-01 14:45 20000 5 8.32 USGS 06066500 2019-04-28 15:45 11500 5 5.52 2 2019-04-24 0700 5.53 USGS 06066500 2020-07-04 23:15 11600 5 5.88 USGS 06066500 2021-02-04 17:00 5380 5 3.53 2 2020-10-01 1130 4.30 1 USGS 06066500 2022-06-16 14:30 8850 5 4.78 USGS 06066500 2023-06-09 13:00 15300 6.87