# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-19 22:10:09 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 08077600 Clear Ck nr Friendswood, 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 08077600 1972-05-13 12.06 USGS 08077600 1973-06-13 19.27 USGS 08077600 1975-06-10 10.89 USGS 08077600 1976-06-17 12.75 USGS 08077600 1977-04-21 10.40 USGS 08077600 1978-01-19 10.00 USGS 08077600 1979-07-27 9000 19.10 USGS 08077600 1980-01-22 15.35 USGS 08077600 1981-05-04 15.89 USGS 08077600 1982-05-14 10.23 USGS 08077600 1983-08-18 17.29 USGS 08077600 1984-01-09 7.73 USGS 08077600 1985-03-14 12.54 USGS 08077600 1987-06-13 14.02 USGS 08077600 1988-04-03 7.06 USGS 08077600 1989-08-01 20.85 USGS 08077600 1990-05-04 7.37 USGS 08077600 1991-04-05 14.16 USGS 08077600 1992-06-02 11.67 USGS 08077600 1993-10-20 12.38 USGS 08077600 1998-09-11 14:45 7500 13.47 USGS 08077600 1998-11-14 7520 13.50 USGS 08077600 2000-09-13 1150 3.79 USGS 08077600 2001-06-09 16900 20.43 USGS 08077600 2002-08-16 7930 13.92 USGS 08077600 2002-10-25 6440 12.12 USGS 08077600 2004-05-14 5200 10.10 USGS 08077600 2004-11-02 4800 9.27 USGS 08077600 2006-06-19 5480 10.13 USGS 08077600 2006-10-17 11100 17.07 6 USGS 08077600 2008-09-13 10300 9 16.39 USGS 08077600 2009-04-19 9640 15.73 USGS 08077600 2010-07-03 5730 10.55 USGS 08077600 2010-12-30 3580 6.71 USGS 08077600 2012-05-12 6480 11.84 USGS 08077600 2013-01-09 2550 4.76 USGS 08077600 2013-10-31 5180 9.56 USGS 08077600 2015-05-26 6880 13.21 USGS 08077600 2015-10-31 6670 12.93 USGS 08077600 2017-08-29 44100 9 24.25 USGS 08077600 2017-10-20 07:30 2880 6.75 USGS 08077600 2019-05-10 09:15 7300 13.10 USGS 08077600 2020-09-22 14:45 9990 16.44 USGS 08077600 2021-09-14 09:30 4870 10.40 USGS 08077600 2021-12-18 19:30 5.46 USGS 08077600 2022-11-24 21:30 2940 6.87