# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-21 12:32:13 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 02423130 CAHABA RIVER AT TRUSSVILLE, AL. # # 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 02423130 1989-03-04 1250 C 4.96 USGS 02423130 1990-02-16 1790 C 6.19 USGS 02423130 1991-03-29 830 C 4.01 USGS 02423130 1992-08-21 1400 C 5.23 USGS 02423130 1993-01-12 2030 C 6.70 USGS 02423130 1994-07-27 2010 C 6.66 USGS 02423130 1995-03-08 888 C 4.20 USGS 02423130 1996-03-06 2960 C 9.13 USGS 02423130 1997-06-22 1840 C 6.29 USGS 02423130 1998-01-07 3380 C 10.45 USGS 02423130 1999-06-28 2260 C 7.24 USGS 02423130 2000-03-11 3360 C 10.37 USGS 02423130 2001-04-03 3390 C 10.46 USGS 02423130 2002-07-12 1920 C 7.01 USGS 02423130 2003-05-07 7350 C 19.00 USGS 02423130 2004-09-16 4440 C 12.55 USGS 02423130 2004-11-24 3380 C 10.10 USGS 02423130 2006-02-06 1620 C 6.54 USGS 02423130 2006-10-17 427 C 3.28 USGS 02423130 2008-08-26 2020 C 8.27 USGS 02423130 2009-09-17 3990 C 11.64 USGS 02423130 2009-11-10 1480 C 6.77 USGS 02423130 2011-09-05 3590 C 10.79 USGS 02423130 2012-01-26 2730 C 9.04 USGS 02423130 2013-05-18 4950 C 13.63 USGS 02423130 2014-04-07 4260 C 12.14 USGS 02423130 2015-01-04 2390 C 8.86 USGS 02423130 2015-12-25 4660 C 13.10 USGS 02423130 2017-06-06 2400 C 8.89 USGS 02423130 2018-04-15 02:15 1750 C 7.71 USGS 02423130 2018-12-28 07:45 3160 C 10.11 USGS 02423130 2020-02-06 05:15 3710 C 11.07 USGS 02423130 2021-03-25 21:15 2660 C 9.31