# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-01 10:38:27 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 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 07374510 (COE) Mississippi River at New Orleans, 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 07374510 1828-04-01 15.20 USGS 07374510 1832-00-00 13.00 Bm USGS 07374510 1840-00-00 14.00 Bm USGS 07374510 1844-00-00 14.50 Bm USGS 07374510 1849-03-11 15.20 USGS 07374510 1850-01-21 13.80 USGS 07374510 1851-03-27 15.40 USGS 07374510 1852-05-30 14.10 USGS 07374510 1853-05-30 15.00 USGS 07374510 1854-04-14 14.70 USGS 07374510 1855-04-07 9.50 USGS 07374510 1858-05-10 15.10 USGS 07374510 1859-05-02 15.60 USGS 07374510 1860-02-06 13.40 USGS 07374510 1862-00-00 15.90 Bm USGS 07374510 1871-00-00 15.40 Bm USGS 07374510 1872-05-06 12.30 USGS 07374510 1873-06-03 12.93 USGS 07374510 1874-04-16 15.70 USGS 07374510 1875-05-03 11.30 USGS 07374510 1876-05-11 12.70 USGS 07374510 1877-06-04 11.10 USGS 07374510 1878-03-21 11.30 USGS 07374510 1879-02-20 10.80 USGS 07374510 1880-04-22 13.90 USGS 07374510 1881-03-12 12.55 USGS 07374510 1882-03-27 14.95 USGS 07374510 1883-04-07 1090000 15.40 USGS 07374510 1884-03-18 15.60 USGS 07374510 1885-01-22 13.55 USGS 07374510 1886-05-31 13.80 USGS 07374510 1887-04-06 14.50 USGS 07374510 1888-04-26 14.70 USGS 07374510 1889-03-13 11.60 USGS 07374510 1890-03-13 16.10 USGS 07374510 1891-03-16 16.00 USGS 07374510 1892-06-10 17.35 USGS 07374510 1893-06-22 17.45 USGS 07374510 1894-04-06 13.50 USGS 07374510 1895-04-08 10.15 USGS 07374510 1896-04-24 13.70 USGS 07374510 1897-05-13 19.17 USGS 07374510 1898-04-25 15.90 USGS 07374510 1899-04-21 16.00 USGS 07374510 1900-03-27 12.60 USGS 07374510 1901-05-17 12.66 USGS 07374510 1902-04-14 13.35 USGS 07374510 1903-04-05 19.42 USGS 07374510 1904-04-27 16.15 USGS 07374510 1905-06-10 14.02 USGS 07374510 1906-05-04 16.00 USGS 07374510 1907-02-16 18.60 USGS 07374510 1908-06-18 18.95 USGS 07374510 1909-04-06 16.55 USGS 07374510 1910-03-29 12.85 USGS 07374510 1911-05-15 977000 14.57 USGS 07374510 1912-05-11 1300000 21.05 USGS 07374510 1913-05-08 19.28 USGS 07374510 1914-04-30 14.30 USGS 07374510 1915-03-05 15.55 USGS 07374510 1916-03-03 20.05 USGS 07374510 1917-05-02 16.90 USGS 07374510 1918-05-12 11.75 USGS 07374510 1919-04-15 15.70 USGS 07374510 1920-05-18 19.15 USGS 07374510 1921-05-12 16.10 USGS 07374510 1922-04-25 1280000 21.27 USGS 07374510 1923-04-15 18.06 USGS 07374510 1924-01-29 15.65 USGS 07374510 1925-03-13 9.30 USGS 07374510 1926-04-29 14.00 USGS 07374510 1927-04-25 1360000 21.00 USGS 07374510 1928-07-19 16.38 USGS 07374510 1929-06-08 19.99 USGS 07374510 1930-02-04 14.70 USGS 07374510 1931-04-21 7.20 USGS 07374510 1932-03-05 1300000 19.17 USGS 07374510 1933-06-15 17.46 USGS 07374510 1934-04-16 12.48 USGS 07374510 1935-07-08 17.38 USGS 07374510 1936-05-04 14.57 USGS 07374510 1937-02-28 19.29 USGS 07374510 1938-04-30 16.71 USGS 07374510 1939-04-02 17.45 USGS 07374510 1940-05-12 13.72 USGS 07374510 1941-05-05 9.60 USGS 07374510 1942-04-30 14.69 USGS 07374510 1943-06-12 18.17 USGS 07374510 1944-05-21 19.38 USGS 07374510 1945-05-01 19.78 USGS 07374510 1946-02-01 17.15 USGS 07374510 1947-05-09 16.00 USGS 07374510 1948-04-21 16.50 USGS 07374510 1949-02-24 18.35 USGS 07374510 1950-02-10 19.98 USGS 07374510 1951-03-11 15.80 USGS 07374510 1952-04-12 15.99 USGS 07374510 1953-05-29 14.40 USGS 07374510 1954-05-16 7.70 USGS 07374510 1955-04-13 15.42 USGS 07374510 1956-03-03 13.20 USGS 07374510 1957-06-10 15.72 USGS 07374510 1958-05-25 14.94 USGS 07374510 1959-03-05 11.83 USGS 07374510 1960-04-26 12.26 USGS 07374510 1961-06-03 16.35 USGS 07374510 1962-04-17 15.79 USGS 07374510 1963-04-06 13.18 USGS 07374510 1964-05-12 15.37 USGS 07374510 1965-04-27 13.93 USGS 07374510 1966-03-03 14.83 USGS 07374510 1967-06-03 12.38 USGS 07374510 1968-04-16 13.14 USGS 07374510 1969-02-22 14.52 USGS 07374510 1970-05-19 14.54 USGS 07374510 1971-03-14 13.65 USGS 07374510 1971-12-30 14.15 USGS 07374510 1973-04-07 18.47 USGS 07374510 1974-02-16 15.53 USGS 07374510 1975-04-14 17.99 USGS 07374510 1976-03-16 11.45 USGS 07374510 1977-04-21 12.64 USGS 07374510 1978-04-12 13.94