# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-21 07:48:25 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 Tennessee 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 03520000 TENNESSEE RIVER AT LOUDON, 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 03520000 1867-03-10 47.00 3 USGS 03520000 1875-02-27 40.00 3 USGS 03520000 1883-03-30 15.90 3 USGS 03520000 1885-01-17 12.00 3 USGS 03520000 1886-03-31 32.20 3 USGS 03520000 1887-02-27 13.00 3 USGS 03520000 1889-02-19 16.60 3 USGS 03520000 1890-02-28 25.00 3 USGS 03520000 1891-02-11 23.00 3 USGS 03520000 1892-01-15 26.00 3 USGS 03520000 1893-02-18 18.60 3 USGS 03520000 1894-02-05 16.90 3 USGS 03520000 1895-01-11 21.00 3 USGS 03520000 1905-01-13 12.80 3 USGS 03520000 1906-01-25 17.00 3 USGS 03520000 1906-11-20 27.00 3 USGS 03520000 1908-01-14 13.00 3 USGS 03520000 1909-05-03 16.80 3 USGS 03520000 1910-03-02 7.00 3 USGS 03520000 1911-04-07 14.40 3 USGS 03520000 1912-03-30 15.60 3 USGS 03520000 1913-03-28 19.80 3 USGS 03520000 1914-04-21 8.00 3 USGS 03520000 1914-12-26 18.00 3 USGS 03520000 1916-07-19 21.50 3 USGS 03520000 1917-03-05 225000 2 32.90 3 USGS 03520000 1918-01-31 23.50 3 USGS 03520000 1918-10-31 19.00 3 USGS 03520000 1920-04-03 27.50 3 USGS 03520000 1921-02-11 17.90 3 USGS 03520000 1922-01-22 21.20 3 USGS 03520000 1922-12-18 106000 USGS 03520000 1924-03-06 71900 USGS 03520000 1924-12-09 90000 USGS 03520000 1926-04-14 69500 USGS 03520000 1926-12-26 121000 USGS 03520000 1928-07-01 111000 5 USGS 03520000 1929-03-24 126000 5 USGS 03520000 1929-11-18 73200 5 12.90 USGS 03520000 1931-04-07 93500 5 15.55 USGS 03520000 1932-02-05 110000 5 17.75 USGS 03520000 1932-12-29 165000 5 24.70 USGS 03520000 1934-03-05 125000 5 19.72 USGS 03520000 1935-03-28 119000 5 19.88 USGS 03520000 1936-03-28 169000 5 25.75 USGS 03520000 1937-01-04 132000 5 21.12 USGS 03520000 1938-07-25 85500 5 15.23 USGS 03520000 1939-02-16 112000 5 18.70 USGS 03520000 1940-08-16 123000 5 19.86 USGS 03520000 1941-07-09 42900 5 8.97 USGS 03520000 1942-05-22 52800 6 1942-03-09 20.09 USGS 03520000 1942-12-30 134000 6 1942-12-31 23.32 USGS 03520000 1944-03-30 98100 6 19.16 USGS 03520000 1945-02-18 51100 6 1944-10-01 15.40 USGS 03520000 1946-01-08 105000 6 1946-01-01 19.68 USGS 03520000 1947-01-20 72000 1,6 USGS 03520000 1948-02-14 89700 6 1948-01-01 19.48 USGS 03520000 1950-02-08 96000 6 1950-05-15 19.19 USGS 03520000 1951-03-30 60400 6 1951-02-02 17.32 USGS 03520000 1951-12-22 61700 6 1952-05-29 16.68 USGS 03520000 1953-02-21 56400 6 1953-05-04 18.70 USGS 03520000 1954-01-16 81000 6 1954-01-17 18.12 USGS 03520000 1955-03-22 51100 6 1954-12-30 17.10