# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-14 00:16:22 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 02208150 ALCOVY RIVER AT NEW HOPE ROAD, NEAR GRAYSON, GA # # 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 02208150 2001-03-15 09:45 1270 C 9.46 USGS 02208150 2002-05-04 14:45 1430 C 9.63 USGS 02208150 2003-06-17 05:15 8630 C 14.93 USGS 02208150 2004-09-17 3920 C 12.14 USGS 02208150 2005-03-28 02:15 3630 C 11.98 USGS 02208150 2005-10-08 03:00 1270 C 9.22 USGS 02208150 2006-11-15 23:00 1250 C 9.19 USGS 02208150 2008-08-26 15:00 788 C 8.17 USGS 02208150 2009-09-21 21:15 6470 C 13.85 USGS 02208150 2010-01-25 00:15 3810 C 12.09 USGS 02208150 2010-11-30 22:45 1180 C 9.06 USGS 02208150 2012-03-03 09:15 947 C 8.56 USGS 02208150 2013-05-19 12:45 2600 C 10.98 USGS 02208150 2014-01-11 15:45 2440 C 10.81 USGS 02208150 2015-08-23 06:30 4650 C 12.72 USGS 02208150 2015-11-02 15:15 2640 C 11.02 USGS 02208150 2017-01-21 1860 C 10.12 USGS 02208150 2018-06-27 04:45 1610 C 9.77 USGS 02208150 2019-04-19 14:15 6100 C 13.64 USGS 02208150 2020-09-17 11:00 4460 C,R 12.48 USGS 02208150 2020-10-11 05:00 3570 C,R 11.76 USGS 02208150 2022-07-21 15:15 3000 C 11.26 USGS 02208150 2023-01-04 12:40 2180 C 10.35