# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-27 14:19:22 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 07369050 Bayou Lafourche near Alto, LA # # 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 07369050 1939-02-10 1939-02-10 60.20 USGS 07369050 1940-05-03 1940-05-03 60.80 USGS 07369050 1940-12-01 1940-12-01 59.80 USGS 07369050 1942-04-14 1942-04-14 60.90 USGS 07369050 1946-02-16 1946-02-16 62.00 USGS 07369050 1947-04-23 1947-04-23 63.80 USGS 07369050 1948-02-16 1948-02-16 61.60 USGS 07369050 1949-04-07 1949-04-07 60.60 USGS 07369050 1950-02-16 1950-02-16 61.70 USGS 07369050 1951-01-08 1951-01-08 61.40 USGS 07369050 1952-04-26 1952-04-26 53.40 USGS 07369050 1953-05-21 1953-05-21 59.60 USGS 07369050 1954-05-13 1954-05-13 57.40 USGS 07369050 1955-03-26 1955-03-26 58.80 USGS 07369050 1956-02-06 1956-02-06 59.00 USGS 07369050 1957-02-03 1957-02-03 58.10 USGS 07369050 1958-05-08 1958-05-08 61.30 USGS 07369050 1959-04-21 1959-04-21 56.20 USGS 07369050 1960-03-04 1960-03-04 55.00 USGS 07369050 1961-02-26 1961-02-26 60.30 USGS 07369050 1961-12-20 1961-12-20 60.60 USGS 07369050 1963-03-13 1963-03-13 47.31 USGS 07369050 1964-04-29 1964-04-29 58.58 USGS 07369050 1965-02-15 1965-02-15 58.97 USGS 07369050 1966-02-17 1966-02-17 60.90 USGS 07369050 1967-06-03 1967-06-03 55.86 USGS 07369050 1968-01-14 1968-01-14 59.90 USGS 07369050 1968-12-05 1968-12-05 60.60 USGS 07369050 1970-01-03 1970-01-03 57.61 USGS 07369050 1971-05-16 1971-05-16 59.24 USGS 07369050 1972-05-16 1972-05-16 60.11 USGS 07369050 1973-04-29 1973-04-29 62.31 USGS 07369050 1974-01-29 1974-01-29 61.47 USGS 07369050 1975-05-09 1975-05-09 61.46 USGS 07369050 1976-02-24 1976-02-24 58.42 USGS 07369050 1977-03-07 1977-03-07 59.22 USGS 07369050 1978-05-15 1978-05-15 61.03 USGS 07369050 1979-01-28 1979-01-28 61.00 USGS 07369050 1980-03-24 1980-03-24 60.33 USGS 07369050 1981-05-21 1981-05-21 53.20 USGS 07369050 1982-04-22 1982-04-22 57.67 USGS 07369050 1983-01-05 1983-01-05 63.70 USGS 07369050 1984-03-09 1984-03-09 61.18 1 USGS 07369050 1984-10-26 1984-10-26 58.72 1 USGS 07369050 1985-11-03 1985-11-03 58.62 USGS 07369050 1987-03-05 1987-03-05 61.28 USGS 07369050 1988-01-01 1988-01-01 60.55 USGS 07369050 1989-07-09 1989-07-09 61.08 USGS 07369050 1990-01-23 1990-01-23 61.23 USGS 07369050 1991-05-09 1991-05-09 65.30 USGS 07369050 1991-11-03 1991-11-03 60.16 USGS 07369050 1993-04-11 1993-04-11 59.30 USGS 07369050 1994-02-14 1994-02-14 59.55 USGS 07369050 1995-04-27 1995-04-27 61.73 USGS 07369050 1996-04-24 1996-04-24 58.07 USGS 07369050 1997-01-29 1997-01-29 60.27 USGS 07369050 1998-01-12 1998-01-12 60.43 USGS 07369050 1999-02-04 1999-02-04 62.41 USGS 07369050 2000-04-07 2000-04-07 61.14 USGS 07369050 2001-03-06 12:00 2001-03-06 1200 61.49 USGS 07369050 2001-12-23 17:00 2001-12-23 1700 61.77 USGS 07369050 2003-02-27 03:00 2003-02-27 0300 59.96 USGS 07369050 2004-07-04 04:00 2004-07-04 0400 59.58 USGS 07369050 2004-11-27 21:00 2004-11-27 2100 59.22 USGS 07369050 2006-03-24 05:00 2006-03-24 0500 59.44 USGS 07369050 2007-01-02 19:00 2007-01-02 1900 58.67 USGS 07369050 2008-09-12 02:00 2008-09-12 0200 62.62 USGS 07369050 2009-05-12 18:00 2009-05-12 1800 59.09 USGS 07369050 2009-10-19 17:00 2009-10-19 1700 61.72 USGS 07369050 2011-04-28 12:00 2011-04-28 1200 58.19 USGS 07369050 2011-12-29 05:00 2011-12-29 0500 58.90 USGS 07369050 2013-01-18 06:00 2013-01-18 0600 60.41 USGS 07369050 2014-04-10 03:30 2014-04-10 0330 60.06 USGS 07369050 2015-01-05 22:30 2015-01-05 2230 58.78 USGS 07369050 2016-03-14 02:30 2016-03-14 0230 65.48 USGS 07369050 2017-01-22 06:30 2017-01-22 0630 58.41 USGS 07369050 2018-03-07 09:30 2018-03-07 0930 62.11 USGS 07369050 2019-04-21 05:00 2019-04-21 0500 63.08 USGS 07369050 2020-02-21 15:30 62.82 USGS 07369050 2020-10-16 06:00 60.89 USGS 07369050 2022-08-27 10:30 60.08