# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-17 23:38:43 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 Florida 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 02234000 ST. JOHNS RIVER ABOVE LAKE HARNEY NEAR GENEVA, FL # # 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 02234000 1982-07-31 7690 7.39 USGS 02234000 1982-10-03 6070 6.38 USGS 02234000 1984-09-28 3070 4.58 USGS 02234000 1985-09-25 7610 7.33 USGS 02234000 1986-01-16 4220 6.47 USGS 02234000 1987-04-04 5630 6.27 USGS 02234000 1987-12-03 6090 6.23 USGS 02234000 1988-11-28 3560 4.26 USGS 02234000 1989-11-04 3030 3.82 USGS 02234000 1991-08-02 5950 6.95 USGS 02234000 1992-08-24 6740 6.71 USGS 02234000 1992-10-12 7760 7.75 USGS 02234000 1994-08-13 5600 5.82 USGS 02234000 1994-11-22 9880 1 1994-11-21 9.45 USGS 02234000 1995-10-23 6830 1 1995-10-24 8.71 USGS 02234000 1997-08-14 4470 1 1997-08-15 5.88 USGS 02234000 1997-12-30 8190 1 1998-03-01 8.85 USGS 02234000 1999-06-23 1640 1 1999-06-25 2.59 USGS 02234000 1999-10-22 8420 1 1999-10-22 1300 9.21 USGS 02234000 2001-09-17 8280 1 2001-09-22 8.65 USGS 02234000 2002-08-18 7480 1 2002-09-06 8.49 USGS 02234000 2003-01-04 7380 1 2003-01-06 7.12 USGS 02234000 2004-09-26 14500 1 2004-03-01 3.01 USGS 02234000 2005-07-10 5230 1 2004-10-02 10.08 USGS 02234000 2005-10-27 9940 1 2005-11-01 9.11 USGS 02234000 2007-08-06 3850 1 2007-09-25 3.58 USGS 02234000 2008-09-06 10800 1 2008-08-30 11.15 USGS 02234000 2009-09-07 6000 1 2009-09-10 6.02 USGS 02234000 2010-04-02 6000 1 2010-04-04 5.48 USGS 02234000 2011-04-03 2110 1 2011-07-20 2.51 USGS 02234000 2011-10-12 7670 1 2011-10-18 7.57 USGS 02234000 2013-08-28 4690 1 2013-09-06 5.90 USGS 02234000 2014-08-13 4720 1 2014-08-18 6.46 USGS 02234000 2014-10-03 6650 1 2014-10-06 8.23 USGS 02234000 2016-02-23 2910 1 2016-02-24 4.43 USGS 02234000 2017-09-13 10700 1 2017-09-19 10.52 USGS 02234000 2018-07-02 7570 1 2018-07-10 1530 8.73 USGS 02234000 2019-08-20 4900 1 2019-09-07 2145 6.46 USGS 02234000 2020-01-02 00:01 1430 1 USGS 02234000 2021-09-23 4820 1 2020-10-04 0130 7.27 USGS 02234000 2022-04-07 2320 1,R USGS 02234000 2022-10-02 14900 1,2