# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-22 16:31:07 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 01631000 S F SHENANDOAH RIVER AT FRONT ROYAL, VA # # 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 01631000 1900-01-21 12800 1 USGS 01631000 1901-04-21 46200 1 USGS 01631000 1902-03-01 76800 23.50 3 USGS 01631000 1903-03-01 22800 13.70 3 USGS 01631000 1904-07-11 11400 10.20 3 USGS 01631000 1905-06-25 10400 9.80 3 USGS 01631000 1931-08-24 5550 5.12 USGS 01631000 1932-05-13 12100 8.23 USGS 01631000 1933-04-18 21600 11.65 USGS 01631000 1934-09-18 9620 7.18 USGS 01631000 1934-12-02 47400 17.99 USGS 01631000 1936-03-18 98000 26.01 USGS 01631000 1937-04-27 51500 18.94 USGS 01631000 1937-10-21 23600 11.65 USGS 01631000 1939-02-05 17400 9.90 USGS 01631000 1940-08-17 40400 15.86 USGS 01631000 1941-04-06 9220 6.96 USGS 01631000 1942-05-23 41400 16.20 USGS 01631000 1942-10-16 130000 34.80 1870 USGS 01631000 1944-09-20 17600 10.00 USGS 01631000 1945-09-19 49200 17.80 USGS 01631000 1946-05-05 6930 5.94 USGS 01631000 1947-03-15 12000 8.12 USGS 01631000 1948-02-15 19900 10.70 USGS 01631000 1949-06-19 52900 19.20 USGS 01631000 1950-09-14 11400 7.89 USGS 01631000 1950-12-05 30000 13.64 USGS 01631000 1952-03-12 21600 11.20 USGS 01631000 1953-03-26 25800 12.44 USGS 01631000 1954-03-02 19900 10.74 USGS 01631000 1955-08-19 68200 22.54 USGS 01631000 1956-03-16 4950 4.69 USGS 01631000 1957-04-06 18200 10.16 USGS 01631000 1958-04-24 14200 8.87 USGS 01631000 1959-06-03 16000 9.50 USGS 01631000 1960-05-09 23700 11.75 USGS 01631000 1961-04-14 14800 9.12 USGS 01631000 1962-03-22 16000 9.51 USGS 01631000 1963-03-13 21200 11.07 USGS 01631000 1964-03-06 11000 7.74 USGS 01631000 1965-02-09 14200 8.90 USGS 01631000 1966-02-15 8700 6.65 USGS 01631000 1967-03-08 23400 11.78 USGS 01631000 1968-05-29 10400 7.40 USGS 01631000 1969-08-21 15500 9.35 USGS 01631000 1970-01-01 13300 8.58 USGS 01631000 1971-05-31 46600 17.86 USGS 01631000 1972-06-22 75100 23.98 USGS 01631000 1972-10-07 62500 21.35 USGS 01631000 1973-12-27 29000 13.32 USGS 01631000 1975-03-20 50500 18.74 USGS 01631000 1976-01-02 17200 9.87 USGS 01631000 1976-10-10 31900 14.12 USGS 01631000 1978-01-27 32000 14.13 USGS 01631000 1979-02-26 33100 14.43 USGS 01631000 1979-10-06 15500 9.35 USGS 01631000 1981-07-06 5420 4.90 USGS 01631000 1982-06-14 18900 10.38 USGS 01631000 1983-03-20 26500 12.61 USGS 01631000 1984-02-15 38500 15.85 USGS 01631000 1985-02-13 13000 8.39 USGS 01631000 1985-11-06 120000 32.43 USGS 01631000 1987-04-18 49400 18.51 USGS 01631000 1988-05-07 7850 6.18 USGS 01631000 1989-05-07 18200 10.16 USGS 01631000 1989-10-20 11300 7.72 USGS 01631000 1990-10-24 17900 10.05 USGS 01631000 1992-04-23 35300 15.03 USGS 01631000 1993-03-05 41200 16.55 USGS 01631000 1994-03-30 20900 11.00 USGS 01631000 1995-01-16 23300 11.69 USGS 01631000 1996-09-07 121000 32.57 USGS 01631000 1996-12-03 11300 7.73 USGS 01631000 1998-01-09 36800 15.42 USGS 01631000 1999-03-19 4900 4.58 USGS 01631000 1999-10-01 7890 6.20 USGS 01631000 2001-03-22 14100 8.79 USGS 01631000 2002-04-23 7960 6.24 USGS 01631000 2003-09-19 47500 18.07 USGS 01631000 2004-09-29 34400 14.77 USGS 01631000 2005-03-30 7670 6.09 USGS 01631000 2005-11-30 30200 13.64 USGS 01631000 2006-11-17 20000 10.71 USGS 01631000 2008-05-13 5950 5.18 USGS 01631000 2009-05-05 7690 6.10 USGS 01631000 2010-01-26 35100 14.96 USGS 01631000 2011-04-18 37800 15.67 USGS 01631000 2011-12-09 14400 8.67 USGS 01631000 2013-05-08 21300 10.71 USGS 01631000 2014-05-16 25700 12.07 USGS 01631000 2015-04-21 10200 6.96 USGS 01631000 2016-02-04 15800 8.93 USGS 01631000 2017-05-26 15:00 17300 9.39 USGS 01631000 2018-06-03 23:30 43900 16.52 USGS 01631000 2018-12-22 07:00 23500 11.26 USGS 01631000 2020-05-01 13:30 12000 7.65 USGS 01631000 2020-12-25 21:45 17100 9.33 USGS 01631000 2022-02-05 15:30 9100 6.52 USGS 01631000 2023-02-18 22:30 7420 5.78