# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-12 22:03:28 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 12304500 Yaak River near Troy 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 12304500 1948-05-27 12500 7 11.00 USGS 12304500 1954-05-20 13400 7 11.40 USGS 12304500 1956-05-21 12100 9.70 USGS 12304500 1957-05-06 7930 8.46 USGS 12304500 1958-05-10 6270 7.90 USGS 12304500 1959-05-16 6810 7.99 USGS 12304500 1960-05-12 7680 8.26 USGS 12304500 1961-05-27 9780 8.93 USGS 12304500 1962-04-25 5230 7.37 USGS 12304500 1963-05-24 4750 7.18 USGS 12304500 1964-05-20 8400 8.50 USGS 12304500 1965-04-30 6750 7.97 USGS 12304500 1966-05-07 7440 8.20 USGS 12304500 1967-05-22 10200 9.07 USGS 12304500 1968-05-23 5080 7.36 USGS 12304500 1969-05-13 8130 8.35 USGS 12304500 1970-05-18 5760 7.58 USGS 12304500 1971-05-13 9220 8.61 USGS 12304500 1972-05-16 8840 8.56 USGS 12304500 1973-05-17 5900 7.63 USGS 12304500 1974-01-17 9640 8.79 USGS 12304500 1975-05-16 7080 8.03 USGS 12304500 1976-05-11 10200 8.96 USGS 12304500 1977-05-02 2060 5.73 USGS 12304500 1978-05-16 6010 7.67 USGS 12304500 1979-05-06 4600 7.12 USGS 12304500 1980-04-29 6990 8.01 USGS 12304500 1981-05-01 5710 7.56 USGS 12304500 1982-05-26 7280 8.10 2 1982-02-15 8.79 1 USGS 12304500 1983-05-26 6350 7.79 USGS 12304500 1984-05-30 4260 6.97 USGS 12304500 1985-06-08 5130 7.34 USGS 12304500 1986-04-23 4550 7.10 USGS 12304500 1987-05-01 6490 7.80 USGS 12304500 1988-04-07 6490 7.80 USGS 12304500 1989-05-08 6060 7.69 USGS 12304500 1990-05-26 5010 7.29 USGS 12304500 1991-04-05 8800 8.50 USGS 12304500 1992-04-30 2660 6.10 USGS 12304500 1993-05-14 5060 7.27 USGS 12304500 1994-04-22 4850 7.17 USGS 12304500 1995-05-17 4180 6.87 USGS 12304500 1996-05-16 7970 8.33 USGS 12304500 1997-05-17 12600 9.58 USGS 12304500 1998-05-27 7490 8.16 USGS 12304500 1999-05-26 8900 8.59 USGS 12304500 2000-05-04 4780 7.25 USGS 12304500 2001-05-25 2460 5.94 USGS 12304500 2002-05-22 12100 9.37 USGS 12304500 2003-05-26 3440 6.67 USGS 12304500 2004-04-09 2990 6.39 USGS 12304500 2004-12-11 2550 6.10 USGS 12304500 2006-05-18 6600 7.90 USGS 12304500 2007-03-25 6660 7.92 USGS 12304500 2008-05-21 8700 8.53 USGS 12304500 2009-05-30 4600 7.05 USGS 12304500 2010-06-03 3690 6.79 USGS 12304500 2011-05-16 7660 8.23 USGS 12304500 2012-04-27 8670 8.52 USGS 12304500 2013-05-14 6720 7.94 USGS 12304500 2014-05-18 5120 7.38 USGS 12304500 2015-03-16 6600 7.90 USGS 12304500 2016-05-23 4760 7.13 USGS 12304500 2017-05-07 6170 7.63 USGS 12304500 2018-05-10 05:45 8450 8.43 USGS 12304500 2019-05-14 01:22 3480 6.53 USGS 12304500 2020-05-21 22:00 6490 7.79 USGS 12304500 2021-05-26 05:45 3220 6.37 USGS 12304500 2022-06-14 14:00 9300 8.68 USGS 12304500 2023-05-06 09:45 5780 7.61