# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-10-12 15:58:47 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 08074760 Brays Bayou at Alief, TX # # 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 08074760 1977-04-20 505 C 10.22 3 USGS 08074760 1978-06-07 1510 C 13.24 USGS 08074760 1979-09-19 3120 C 17.15 USGS 08074760 1980-01-22 920 C 10.95 USGS 08074760 1981-08-31 4580 C 19.59 USGS 08074760 1982-05-13 2150 C 14.78 USGS 08074760 1983-09-19 5090 C 19.23 USGS 08074760 1984-06-06 597 C 10.60 USGS 08074760 1985-10-25 13.29 USGS 08074760 1987-06-09 14.23 USGS 08074760 1988-03-26 11.86 USGS 08074760 1989-08-01 16.81 USGS 08074760 1990-02-21 14.41 USGS 08074760 1991-04-14 13.40 USGS 08074760 1992-03-04 21.16 USGS 08074760 1993-03-01 14.41 USGS 08074760 1994-09-09 12.30 USGS 08074760 1994-10-18 16.83 USGS 08074760 1995-10-18 16.83 USGS 08074760 1997-04-25 14.56 USGS 08074760 1998-09-11 13.98 USGS 08074760 1999-03-19 15.67 USGS 08074760 2000-04-12 10.37 USGS 08074760 2001-03-28 15.48 USGS 08074760 2001-12-12 13.67 USGS 08074760 2002-10-28 15.24 USGS 08074760 2003-11-17 14.96 USGS 08074760 2004-11-23 14.46 USGS 08074760 2005-12-14 13.60 USGS 08074760 2006-10-16 3540 C 61.76 6 USGS 08074760 2008-09-13 3790 9,C 62.09 USGS 08074760 2009-04-28 4730 C 67.16 USGS 08074760 2010-07-02 3090 C 63.23 USGS 08074760 2010-12-29 1730 C 59.69 USGS 08074760 2012-01-09 2940 C 62.87 USGS 08074760 2013-04-27 2210 C 61.04 USGS 08074760 2014-05-28 2100 C 60.72 USGS 08074760 2015-05-26 4810 C 67.33 USGS 08074760 2016-04-18 4690 C 67.06 USGS 08074760 2017-08-27 6300 9,C 70.50 USGS 08074760 2018-04-22 1500 C 59.00 USGS 08074760 2019-09-19 13:15 3110 9,C 63.29 USGS 08074760 2020-09-21 22:00 2010 C 60.69 2 2020-09-22 0430 61.39 USGS 08074760 2021-05-17 18:45 1370 C 58.61 USGS 08074760 2022-01-09 01:15 1440 C 58.83 USGS 08074760 2023-07-06 15:15 1650 C 59.46