# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-04-06 04:30:36 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 09163500 COLORADO RIVER NEAR COLORADO-UTAH STATE LINE # # 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 09163500 1951-06-23 30200 5 11.24 USGS 09163500 1952-06-09 52000 5 15.25 USGS 09163500 1953-06-15 37300 5 12.86 USGS 09163500 1954-05-23 11600 5 7.27 USGS 09163500 1955-06-10 17100 5 8.52 USGS 09163500 1956-06-04 28900 5 11.13 USGS 09163500 1957-06-09 56800 5 16.40 USGS 09163500 1958-05-31 45000 5 14.18 USGS 09163500 1959-06-11 23200 5 9.88 USGS 09163500 1960-06-05 24700 5 10.28 USGS 09163500 1961-05-31 19300 5 9.18 USGS 09163500 1962-05-14 40500 5 13.51 USGS 09163500 1963-05-20 11300 5 7.11 USGS 09163500 1964-05-27 27300 5 10.80 USGS 09163500 1965-06-20 36400 5 12.61 USGS 09163500 1966-05-11 14400 5 8.01 USGS 09163500 1967-05-27 19400 5 9.22 USGS 09163500 1968-06-07 26600 5 10.78 USGS 09163500 1969-06-26 20400 5 9.40 USGS 09163500 1970-05-24 33000 5 12.03 USGS 09163500 1971-06-19 22200 5 9.79 2 1971-01-07 11.35 1 USGS 09163500 1972-06-09 18400 5 8.96 USGS 09163500 1973-06-16 35000 5 12.50 USGS 09163500 1974-05-11 22800 5 10.11 USGS 09163500 1975-06-09 26300 5 10.60 USGS 09163500 1976-06-07 14400 5 8.18 USGS 09163500 1977-06-10 5080 5 5.15 USGS 09163500 1978-06-17 27800 5 11.07 USGS 09163500 1979-05-30 36000 5 12.55 2 1979-01-11 14.58 1 USGS 09163500 1980-05-24 32100 5 10.82 6 USGS 09163500 1981-06-09 12100 5 5.84 USGS 09163500 1982-06-20 19300 5 7.74 USGS 09163500 1983-06-27 62100 5 15.02 USGS 09163500 1984-05-27 69800 5 16.12 USGS 09163500 1985-05-05 39300 5 11.64 USGS 09163500 1986-06-08 33800 5 10.33 USGS 09163500 1987-05-18 22500 5 7.58 USGS 09163500 1988-05-19 15400 5 5.92 USGS 09163500 1989-05-31 9970 5 4.37 USGS 09163500 1990-06-12 12600 5 5.18 USGS 09163500 1991-06-16 19800 5 7.07 USGS 09163500 1992-05-28 16500 5 6.24 USGS 09163500 1993-05-28 44300 5 13.13 USGS 09163500 1994-05-19 13600 5 5.97 USGS 09163500 1995-06-19 49300 5 15.32 USGS 09163500 1996-05-20 29100 5 11.33 USGS 09163500 1997-06-10 08:30 37500 5 13.08 USGS 09163500 1998-05-22 22:00 26100 5 10.66 USGS 09163500 1999-06-01 07:30 17900 5 8.66 USGS 09163500 2000-05-31 06:15 17900 5 8.64 USGS 09163500 2001-05-18 09:00 13200 5 7.33 USGS 09163500 2002-09-12 17:45 5520 5 4.75 USGS 09163500 2003-06-03 02:15 26100 5 10.67 USGS 09163500 2004-05-12 10:00 9450 5 6.15 USGS 09163500 2005-05-25 31000 5 11.76 USGS 09163500 2006-05-24 08:30 21700 5 9.68 USGS 09163500 2007-05-23 12:30 14700 5 7.68 USGS 09163500 2008-06-04 10:30 39600 5 13.58 USGS 09163500 2009-05-26 00:30 29000 5 11.52 USGS 09163500 2010-06-09 09:45 30300 5 11.69 USGS 09163500 2011-06-09 11:45 47700 5 15.26 USGS 09163500 2011-10-07 17:15 5960 5 5.00 USGS 09163500 2013-05-19 07:00 13100 5 7.29 USGS 09163500 2014-06-03 09:00 38000 5 13.43 USGS 09163500 2015-06-13 06:30 31400 5 12.05 USGS 09163500 2016-06-09 04:45 24500 5 10.42 USGS 09163500 2017-06-10 04:45 26600 5 10.93 USGS 09163500 2018-05-14 13:00 8570 5 5.92 USGS 09163500 2019-06-10 10:45 37000 5 13.24 USGS 09163500 2020-06-03 05:00 15400 5 7.92 USGS 09163500 2021-06-07 07:30 8190 5 5.87 USGS 09163500 2022-05-20 08:00 16200 5 8.34 USGS 09163500 2023-05-18 04:15 36400 5 13.14 USGS 09163500 2024-06-10 08:15 25900 5 11.01