# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-13 07:58:19 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 03056000 TYGART VALLEY R AT TYGART DAM NR GRAFTON, WV # # 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 03056000 1939-02-02 20000 6 USGS 03056000 1940-04-22 12100 6 USGS 03056000 1941-04-07 8680 6 USGS 03056000 1942-08-29 12400 6 USGS 03056000 1942-10-30 14000 6 USGS 03056000 1944-03-23 11500 6 USGS 03056000 1945-03-05 19700 6 USGS 03056000 1946-01-10 12700 6 USGS 03056000 1947-03-18 10500 6 USGS 03056000 1948-02-17 16800 6 USGS 03056000 1949-01-30 17100 6 USGS 03056000 1950-02-05 17300 6 USGS 03056000 1951-02-05 17700 6 USGS 03056000 1952-01-30 17500 1,6 USGS 03056000 1953-01-13 11400 6 USGS 03056000 1954-03-16 11500 6 USGS 03056000 1955-03-10 17200 6 USGS 03056000 1956-02-10 18300 6 USGS 03056000 1957-02-14 17300 6 USGS 03056000 1958-05-09 17300 6 USGS 03056000 1959-01-25 12000 6 USGS 03056000 1960-04-08 18200 6 USGS 03056000 1961-03-04 18100 6 USGS 03056000 1962-03-24 17200 6 USGS 03056000 1963-03-08 19500 6 USGS 03056000 1964-03-13 18000 6 USGS 03056000 1965-03-29 21100 6 18.50 5 USGS 03056000 1966-05-03 17700 6 USGS 03056000 1967-03-20 18500 6 USGS 03056000 1968-05-25 17400 6 USGS 03056000 1969-01-13 13000 6 USGS 03056000 1970-01-04 17100 6 USGS 03056000 1971-09-16 18000 6 USGS 03056000 1972-02-28 17000 6 USGS 03056000 1972-12-18 16000 6 USGS 03056000 1974-06-03 17600 6 USGS 03056000 1975-02-03 12400 6 USGS 03056000 1976-01-05 11600 6 USGS 03056000 1976-10-11 11900 6 USGS 03056000 1978-07-05 12000 6 USGS 03056000 1979-02-28 14700 6 USGS 03056000 1980-03-12 16000 6 USGS 03056000 1981-06-08 18100 6 USGS 03056000 1982-03-23 13800 6 USGS 03056000 1987-04-11 16100 6 USGS 03056000 1988-02-05 10500 6 USGS 03056000 1989-03-08 15400 6 16.34 USGS 03056000 1990-05-30 14500 6 15.78 USGS 03056000 1991-01-02 18500 6 17.42 USGS 03056000 2005-12-01 14.89 USGS 03056000 2007-04-17 15.63 USGS 03056000 2008-06-06 16.46 USGS 03056000 2009-05-07 14.81 USGS 03056000 2010-03-17 13800 6 15.09 USGS 03056000 2011-03-13 17300 6 16.49 USGS 03056000 2012-03-03 12400 6 14.20 USGS 03056000 2013-08-30 14400 6 15.21 USGS 03056000 2014-02-07 15600 6 15.65 USGS 03056000 2015-03-06 18500 6 16.89 USGS 03056000 2016-05-07 13700 6 14.77 USGS 03056000 2017-01-05 21:00 11400 6 13.61 1 USGS 03056000 2018-04-18 20:00 20100 6 17.69 USGS 03056000 2019-01-25 20:30 14500 6 15.19 USGS 03056000 2020-02-15 10:00 16900 6 16.00 2 2020-02-15 1415 16.35 USGS 03056000 2021-03-04 16:15 13500 6 14.30 2 2021-03-03 1545 14.65 USGS 03056000 2022-05-11 13:41 14600 6 14.25 2 2022-01-03 2215 14.82 USGS 03056000 2023-05-05 15:30 11400 6 13.32 2 2023-05-05 1900 13.40