# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-25 07:21:30 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 07032000 MISSISSIPPI RIVER AT MEMPHIS, TN # # 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 07032000 1872-04-24 31.50 3 USGS 07032000 1873-03-03 32.50 3 USGS 07032000 1874-05-02 34.00 3 USGS 07032000 1875-08-15 33.05 3 USGS 07032000 1876-04-08 34.08 3 USGS 07032000 1877-04-29 32.05 3 USGS 07032000 1878-05-02 29.10 3 USGS 07032000 1879-01-29 28.10 3 USGS 07032000 1880-03-24 33.40 3 USGS 07032000 1881-04-27 33.30 3 USGS 07032000 1882-03-06 35.15 3 USGS 07032000 1883-03-06 34.75 3 USGS 07032000 1884-03-01 34.15 3 USGS 07032000 1885-01-28 29.25 3 USGS 07032000 1886-04-28 34.80 3 USGS 07032000 1887-03-09 35.30 3 USGS 07032000 1888-04-11 34.20 3 USGS 07032000 1889-06-26 26.60 3 USGS 07032000 1890-03-20 1340000 35.60 3 USGS 07032000 1891-03-10 1290000 34.90 3 USGS 07032000 1892-05-02 34.60 3 USGS 07032000 1893-05-15 35.20 3 USGS 07032000 1894-02-19 29.00 3 USGS 07032000 1895-01-23 24.05 3 USGS 07032000 1896-04-15 29.40 3 USGS 07032000 1897-03-20 37.66 3 USGS 07032000 1898-04-10 37.22 3 USGS 07032000 1899-04-01 35.20 3 USGS 07032000 1900-03-19 29.47 3 USGS 07032000 1901-05-06 32.12 3 USGS 07032000 1902-03-21 30.90 3 USGS 07032000 1903-03-20 40.10 3 USGS 07032000 1904-04-11 39.20 3 USGS 07032000 1905-03-21 28.93 3 USGS 07032000 1906-04-15 37.07 3 USGS 07032000 1907-02-03 40.30 3 USGS 07032000 1908-03-24 35.55 3 USGS 07032000 1909-03-22 38.60 3 USGS 07032000 1910-03-19 33.12 3 USGS 07032000 1911-04-25 36.42 3 USGS 07032000 1912-04-06 45.23 3 USGS 07032000 1913-04-09 46.55 3 USGS 07032000 1914-04-15 32.63 3 USGS 07032000 1915-02-17 36.08 3 USGS 07032000 1916-02-09 43.40 3 USGS 07032000 1917-04-10 40.38 3 USGS 07032000 1918-03-01 30.00 3 USGS 07032000 1919-03-29 37.30 3 USGS 07032000 1920-04-05 40.30 3 USGS 07032000 1921-04-08 29.90 3 USGS 07032000 1922-04-01 42.50 3 USGS 07032000 1923-03-27 36.30 3 USGS 07032000 1924-01-18 34.10 3 USGS 07032000 1925-03-03 29.00 3 USGS 07032000 1926-04-19 31.00 3 USGS 07032000 1927-04-23 1740000 6,7,8 45.80 3 USGS 07032000 1928-07-10 35.80 3 USGS 07032000 1929-05-22 41.50 3 USGS 07032000 1930-01-22 34.70 3 USGS 07032000 1931-04-15 24.40 3 USGS 07032000 1932-02-19 1310000 6 38.70 3 USGS 07032000 1933-04-09 1420000 6 1933-04-11 40.40 3 USGS 07032000 1934-03-19 839000 6 29.98 3 USGS 07032000 1935-03-28 1190000 6 37.20 USGS 07032000 1936-04-21 1340000 6 39.33 USGS 07032000 1937-02-08 1980000 6 1937-02-10 48.69 USGS 07032000 1938-04-20 971000 6 32.97 USGS 07032000 1939-02-28 1280000 6 37.76 USGS 07032000 1940-05-06 962000 6 31.70 USGS 07032000 1941-04-28 595000 6 20.64 USGS 07032000 1942-03-27 987000 6 30.20 USGS 07032000 1943-06-03 1380000 6 37.75 USGS 07032000 1944-05-05 1290000 6 37.11 USGS 07032000 1945-03-24 1450000 6 1945-04-06 39.26 USGS 07032000 1946-01-20 1410000 6 1946-01-22 36.14 USGS 07032000 1947-04-23 1130000 6 32.12 USGS 07032000 1948-04-08 1310000 6 36.49 USGS 07032000 1949-02-04 1270000 6 35.20 USGS 07032000 1950-01-24 1570000 6 1950-02-22 40.50 USGS 07032000 1951-03-03 1220000 6 35.32 USGS 07032000 1952-04-01 1320000 6 37.12 USGS 07032000 1953-05-24 843000 6 25.93 USGS 07032000 1954-01-29 630000 6 19.17 USGS 07032000 1955-04-01 1250000 6 35.47 USGS 07032000 1956-02-28 1010000 6 1956-03-02 29.37 USGS 07032000 1957-02-16 1060000 6 31.16 USGS 07032000 1958-07-31 967000 6 1958-05-16 29.88 USGS 07032000 1959-02-26 884000 6 27.90 USGS 07032000 1960-04-17 1140000 6 33.28 USGS 07032000 1961-05-20 1450000 6 1961-05-22 40.18 USGS 07032000 1962-03-21 1280000 6 36.84 USGS 07032000 1963-03-28 1310000 6 1963-03-29 36.61 USGS 07032000 1964-03-26 1150000 6 33.14 USGS 07032000 1965-04-12 1110000 6 1965-04-13 32.99 USGS 07032000 1966-02-21 931000 6 1966-02-24 27.69 USGS 07032000 1967-05-24 1010000 6 29.77 2 1967-05-24 1300 29.77 USGS 07032000 1968-06-10 907000 6 28.33 USGS 07032000 1969-02-15 1130000 6 1969-02-16 33.66 USGS 07032000 1970-05-11 1140000 6 33.26 USGS 07032000 1971-03-08 1190000 6 32.78 USGS 07032000 1972-05-03 1150000 6 32.78 USGS 07032000 1973-04-01 1630000 6 1973-05-08 40.48 USGS 07032000 1974-02-07 1490000 6 36.36 USGS 07032000 1975-04-07 1780000 6 40.32 USGS 07032000 1976-02-28 860000 6 1976-03-01 25.79 USGS 07032000 1977-04-15 893000 6 24.70 USGS 07032000 1978-04-02 1350000 6 34.21 USGS 07032000 1979-04-21 1540000 6 39.24 USGS 07032000 1980-04-03 1260000 6 1980-04-08 31.99 USGS 07032000 1981-05-26 953000 6 24.90 USGS 07032000 1982-03-31 1200000 6 30.90 USGS 07032000 1983-05-18 1640000 6 1983-05-15 39.20 USGS 07032000 1984-05-21 1590000 6 1984-05-18 38.70 USGS 07032000 1985-03-12 1300000 6 32.90 USGS 07032000 1985-12-09 1140000 6 28.90 USGS 07032000 1987-04-22 942000 6 USGS 07032000 1988-01-01 1010000 6 25.30 USGS 07032000 1989-02-28 1160000 6 1989-03-01 30.51 USGS 07032000 1990-02-24 1170000 6 31.29 USGS 07032000 1991-02-28 1160000 6 1991-03-01 30.51 USGS 07032000 1991-12-11 969000 6 25.60 USGS 07032000 1993-04-09 1240000 6 1993-04-15 32.14 USGS 07032000 1994-04-23 1440000 6 37.31 USGS 07032000 2015-07-10 1190000 6 31.93 2 2015-07-15 32.12 USGS 07032000 2016-01-08 1640000 6 39.59 USGS 07032000 2017-05-13 1370000 6 35.99 USGS 07032000 2018-03-08 18:00 1620000 6 39.45 USGS 07032000 2019-03-04 07:00 1730000 6 41.41 USGS 07032000 2020-04-05 1500000 6 37.19 USGS 07032000 2021-04-08 15:00 1230000 6 31.70 USGS 07032000 2022-03-11 20:00 1200000 6 30.80