# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-02 17:31:34 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 Colorado 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 09144250 GUNNISON RIVER AT DELTA, CO # # 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 09144250 1976-06-06 2660 5 6.46 6 USGS 09144250 1977-01-10 2710 5 6.48 USGS 09144250 1978-05-17 6850 5 8.23 USGS 09144250 1979-05-28 10400 5 9.72 USGS 09144250 1980-05-24 12100 2,5 USGS 09144250 1981-05-03 3260 5 6.83 USGS 09144250 1982-05-05 5820 5 7.96 USGS 09144250 1983-06-26 07:30 20800 5 12.74 USGS 09144250 1984-06-07 25500 5 13.15 USGS 09144250 1985-05-05 11900 5 9.35 USGS 09144250 1986-05-05 8400 5 7.82 USGS 09144250 1987-05-02 6460 5 6.98 USGS 09144250 1988-03-28 2430 5 4.88 USGS 09144250 1989-07-29 3610 5 5.58 USGS 09144250 1990-05-24 1670 5 4.25 USGS 09144250 1991-05-22 6010 5 7.12 USGS 09144250 1992-05-27 4660 5 4.68 USGS 09144250 1993-05-28 17400 5 11.39 USGS 09144250 1994-05-23 5160 5 6.70 USGS 09144250 1995-07-04 14600 1,5 10.59 USGS 09144250 1996-05-17 7390 5 7.42 USGS 09144250 1997-06-09 14:00 10500 5 8.64 USGS 09144250 1998-05-22 05:00 8500 5 6.93 6 USGS 09144250 1999-05-25 12:30 5560 5 5.41 USGS 09144250 1999-10-04 11:30 5350 5 5.46 USGS 09144250 2001-05-17 09:30 4070 5 4.49 USGS 09144250 2002-04-11 15:00 1590 5 2.48 USGS 09144250 2003-06-02 06:30 4920 5 5.08 USGS 09144250 2004-05-11 09:00 2650 5 3.47 USGS 09144250 2005-05-24 05:45 8880 5 7.47 USGS 09144250 2006-07-20 19:00 5770 5 5.67 USGS 09144250 2007-05-15 09:15 3410 5 4.14 USGS 09144250 2008-05-22 06:45 13300 5 9.11 USGS 09144250 2009-05-13 03:15 11800 5 8.55 USGS 09144250 2010-05-18 09:00 5930 5 5.90 USGS 09144250 2011-06-08 09:00 13700 5 9.27 USGS 09144250 2011-12-03 11:15 1910 5 3.08 USGS 09144250 2013-05-18 08:15 2770 5 3.87 USGS 09144250 2014-06-06 11:30 12300 5 8.87 USGS 09144250 2015-06-20 08:15 9450 5 7.66 USGS 09144250 2016-05-22 07:45 9170 5 7.53 USGS 09144250 2017-05-25 08:00 14900 5,9 9.89 USGS 09144250 2018-05-14 23:00 2180 5 3.29 USGS 09144250 2019-06-09 11:15 12500 5 9.41 USGS 09144250 2020-05-20 13:45 4560 5 5.09 USGS 09144250 2021-06-05 11:15 1450 5 2.69 2 2021-08-20 1345 2.90 USGS 09144250 2022-05-19 08:30 5690 5 5.83 USGS 09144250 2023-05-17 09:30 12000 5 9.22