# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-09 17:22:18 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 08158380 Little Walnut Ck at Georgian Dr, Austin, 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 08158380 1983-06-04 1230 C 9.58 USGS 08158380 1984-07-24 721 C 6.91 USGS 08158380 1985-09-14 3490 C 11.90 USGS 08158380 1986-06-17 2890 C 10.80 USGS 08158380 1987-05-29 2500 2,C 13.34 USGS 08158380 1987-11-25 1920 C 9.78 USGS 08158380 2008-08-19 07:10 820 C 3.70 USGS 08158380 2009-09-04 18:50 1830 C 6.26 USGS 08158380 2010-09-07 19:50 3130 C 8.93 USGS 08158380 2011-05-12 10:40 823 C 3.71 USGS 08158380 2012-05-10 21:45 2840 C 8.37 USGS 08158380 2013-09-29 00:40 2400 C 7.49 USGS 08158380 2014-09-18 5300 C 10.31 USGS 08158380 2015-05-25 16:50 10700 C 12.76 USGS 08158380 2015-10-30 11:10 3630 C 8.91 USGS 08158380 2017-08-07 05:15 1060 C 4.32 USGS 08158380 2018-03-28 04:15 2880 C 7.97 USGS 08158380 2019-04-06 15:20 4920 C 10.05 USGS 08158380 2020-05-16 00:50 1750 C 5.93 USGS 08158380 2021-05-28 19:30 2140 C 6.67 USGS 08158380 2022-08-22 16:20 2470 C 7.27 USGS 08158380 2023-04-20 20:55 2390 C 7.13