# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-21 19:50:28 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 02236000 ST. JOHNS RIVER NEAR DE LAND, 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 02236000 1934-07-05 10600 1 USGS 02236000 1934-10-06 4000 1 USGS 02236000 1935-10-23 7900 1 USGS 02236000 1936-10-24 3300 1 USGS 02236000 1937-12-21 6290 1 USGS 02236000 1939-07-24 3250 1 USGS 02236000 1939-10-27 5120 1 USGS 02236000 1941-08-07 9020 1 USGS 02236000 1941-10-30 6860 1 USGS 02236000 1943-09-07 5200 1 USGS 02236000 1943-10-12 7800 1 USGS 02236000 1945-09-30 14400 1 USGS 02236000 1946-09-26 6230 1 USGS 02236000 1947-08-29 5920 1 USGS 02236000 1947-10-23 13400 1 USGS 02236000 1948-10-15 13900 1 USGS 02236000 1949-10-11 10000 1 USGS 02236000 1950-11-04 10800 1 1950-10-30 4.16 USGS 02236000 1952-00-00 7500 1,2,Bm USGS 02236000 1952-11-10 8560 1 USGS 02236000 1953-10-15 17100 1 1953-10-11 6.06 USGS 02236000 1954-11-29 5360 1 1954-10-16 2.20 USGS 02236000 1955-10-30 3690 1 1955-10-13 2.03 USGS 02236000 1956-11-02 9910 1 1956-11-06 4.12 USGS 02236000 1957-10-04 6650 1 1957-10-14 3.38 USGS 02236000 1959-04-08 9060 1 1959-04-03 3.11 USGS 02236000 1960-03-27 13000 1 1960-09-30 5.77 USGS 02236000 1960-10-13 16000 1 1960-10-03 5.84 USGS 02236000 1962-08-03 2570 1 1962-09-30 2.59 5 USGS 02236000 1963-03-12 6000 1 1963-09-28 3.27 USGS 02236000 1964-09-18 13400 1 1964-09-23 5.03 USGS 02236000 1965-03-02 4380 1 1964-10-01 4.73 USGS 02236000 1966-07-12 7880 1 1966-03-19 2.48 USGS 02236000 1966-10-02 7660 1 1967-09-15 2.86 USGS 02236000 1968-07-06 12800 1 1968-07-10 3.47 USGS 02236000 1968-11-02 6440 1 1969-09-30 3.24 USGS 02236000 1969-11-09 9050 1 1969-11-01 4.12 USGS 02236000 1971-02-15 3520 1 1970-11-01 1.79 USGS 02236000 1972-09-06 4290 1 1971-11-11 2.20 USGS 02236000 1973-09-07 4920 1 1973-09-28 2.54 USGS 02236000 1974-08-13 8680 1 1974-08-24 3.14 USGS 02236000 1974-10-02 7590 1 1974-10-09 3.59 USGS 02236000 1976-09-30 5440 1 1975-10-07 2.55 USGS 02236000 1976-11-11 4200 1 1976-10-01 2.10 USGS 02236000 1978-08-16 7210 1 1978-03-09 2.39 USGS 02236000 1979-01-27 5310 1 1979-09-30 3.53 USGS 02236000 1979-10-13 9500 1 1979-10-02 3.59 USGS 02236000 1980-12-02 2990 1 1981-09-03 1.40 USGS 02236000 1982-07-26 8930 1 1982-09-30 3.02 USGS 02236000 1983-04-24 8570 1 1982-10-05 3.28 USGS 02236000 1984-01-10 5360 1 1984-01-23 2.60 USGS 02236000 1985-09-28 7490 1 1985-09-30 3.43 USGS 02236000 1986-01-22 7070 1 1985-10-03 3.58 USGS 02236000 1987-04-08 7870 1 1987-04-03 2.59 USGS 02236000 1988-01-31 5430 1 1987-11-07 2.24 USGS 02236000 1989-02-03 4220 1 1988-10-09 2.27 USGS 02236000 1989-11-07 3980 1 1989-10-31 2.27 USGS 02236000 1991-07-30 8200 1 1991-07-31 2.70 USGS 02236000 1991-10-11 7410 1 1992-09-30 3.28 USGS 02236000 1992-10-18 8350 1 1992-10-11 3.76 USGS 02236000 1994-07-07 4660 1 1994-09-27 2.99 USGS 02236000 1994-11-30 10800 1 1994-11-21 4.62 USGS 02236000 1995-10-19 9200 1 1995-10-21 4.18 USGS 02236000 1996-10-24 5140 1 1996-10-09 2.92 USGS 02236000 1998-03-09 10600 1,2 1998-03-03 4.09 USGS 02236000 1999-07-01 3670 1 1999-09-18 2.44 USGS 02236000 1999-11-06 9830 1 1999-11-02 3.93 USGS 02236000 2001-09-27 11800 1 2001-09-19 4.32 USGS 02236000 2002-08-29 9210 1,2 2001-10-02 4.11 USGS 02236000 2003-01-11 7480 1,2 2002-10-01 3.27 USGS 02236000 2003-11-18 4430 1 2004-09-29 5.25 USGS 02236000 2004-10-05 13000 1 2005-09-10 3.41 USGS 02236000 2005-11-08 9560 1 2005-11-05 3.83 USGS 02236000 2007-07-11 2800 1 2007-09-20 2.25 USGS 02236000 2008-09-02 14700 1 2008-09-04 5.53 USGS 02236000 2009-06-09 7160 1 2009-05-26 3.05 USGS 02236000 2010-04-08 5390 1 2010-03-31 1.97 USGS 02236000 2011-04-07 3090 1 2010-10-07 1.72 USGS 02236000 2011-11-17 7210 1 2011-11-11 3.26 USGS 02236000 2013-09-05 5170 1 2012-10-29 2.62 USGS 02236000 2014-08-22 5330 1 2013-10-17 2.68 USGS 02236000 2014-10-16 8100 1 2014-10-02 3.56 USGS 02236000 2015-10-17 5320 1 2015-10-08 3.55 USGS 02236000 2017-09-23 15000 1 2016-10-13 3.71 USGS 02236000 2018-08-02 10400 1 2017-10-06 1945 5.50 USGS 02236000 2019-09-10 6500 1 2019-09-05 1700 3.46 USGS 02236000 2020-09-30 8200 1 2020-09-27 2215 3.80 USGS 02236000 2021-09-30 6360 1,R 2021-03-23 2245 1.96 USGS 02236000 2022-04-11 5270 1 2021-11-08 1715 3.17 USGS 02236000 2022-10-10 17900 1 2022-10-10 2215 6.33