# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-01 01:40:32 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 01633000 N F SHENANDOAH RIVER AT MOUNT JACKSON, 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 01633000 1942-10-00 80000 Bd 20.20 3,Bd USGS 01633000 1944-05-07 8100 11.35 3 USGS 01633000 1945-09-18 19000 16.00 3 USGS 01633000 1946-05-04 6800 10.02 3 USGS 01633000 1947-03-14 3800 8.00 3 USGS 01633000 1948-02-14 8050 11.30 3 USGS 01633000 1949-06-28 10000 12.60 3 USGS 01633000 1950-09-13 10600 13.00 3 USGS 01633000 1950-12-04 15600 15.20 3 USGS 01633000 1952-03-11 12500 13.95 3 USGS 01633000 1952-11-21 11600 13.50 3 USGS 01633000 1954-03-01 11800 13.60 3 USGS 01633000 1955-08-18 30000 17.32 3 USGS 01633000 1956-08-06 3300 7.30 3 USGS 01633000 1957-04-05 8200 11.40 3 USGS 01633000 1958-08-13 5340 9.23 3 USGS 01633000 1959-06-02 12600 13.98 3 USGS 01633000 1959-10-01 15000 14.95 3 USGS 01633000 1961-04-13 7340 10.83 3 USGS 01633000 1962-03-21 8050 11.27 3 USGS 01633000 1963-03-20 13800 14.65 3 USGS 01633000 1964-03-03 7080 10.61 3 USGS 01633000 1965-02-08 9250 12.09 3 USGS 01633000 1966-03-01 4110 8.08 3 USGS 01633000 1967-03-07 14600 14.30 3 USGS 01633000 1968-03-17 7920 11.21 3 USGS 01633000 1969-08-02 5460 9.29 3 USGS 01633000 1970-07-10 6180 9.90 3 USGS 01633000 1971-02-13 14600 14.30 3 USGS 01633000 1972-06-22 21200 16.08 3 USGS 01633000 1972-10-06 40500 18.10 3 USGS 01633000 1973-12-26 16100 14.85 3 USGS 01633000 1975-03-19 14000 1,8 17.00 3 USGS 01633000 1976-01-01 9800 12.29 3 USGS 01633000 1976-10-09 20700 16.00 3 USGS 01633000 1978-01-26 16100 14.78 3 USGS 01633000 1979-09-06 15500 14.63 3 USGS 01633000 1979-10-03 14300 14.22 3 USGS 01633000 1981-05-29 1740 5.97 3 USGS 01633000 1982-06-13 7840 11.15 USGS 01633000 1983-04-15 8420 11.51 USGS 01633000 1984-02-14 15500 14.06 USGS 01633000 1985-02-12 6960 9.90 USGS 01633000 1985-11-05 50800 17.79 USGS 01633000 1987-04-17 19600 15.08 USGS 01633000 1988-05-06 12500 12.74 USGS 01633000 1989-05-02 5570 8.95 USGS 01633000 1990-05-29 5350 8.79 USGS 01633000 1991-03-23 15000 13.88 USGS 01633000 1992-04-22 16000 14.22 USGS 01633000 1993-03-04 20700 15.26 USGS 01633000 1994-08-18 19800 15.11 USGS 01633000 1995-01-15 13400 13.14 USGS 01633000 1996-09-06 103000 22.17 USGS 01633000 1997-03-03 10200 11.92 USGS 01633000 1998-01-08 13300 13.54 USGS 01633000 1999-09-06 4260 7.95 USGS 01633000 2000-02-19 2260 6.09 USGS 01633000 2001-06-23 14900 14.15 USGS 01633000 2002-04-22 10800 12.21 USGS 01633000 2003-09-19 27900 16.36 USGS 01633000 2004-09-28 14700 14.11 USGS 01633000 2005-03-28 5510 8.92 USGS 01633000 2005-11-30 14800 14.12 USGS 01633000 2006-11-16 14600 14.08 USGS 01633000 2008-05-12 3680 7.46 USGS 01633000 2009-05-04 4410 8.07 USGS 01633000 2010-01-25 14500 14.03 USGS 01633000 2011-04-17 19500 15.08 USGS 01633000 2011-12-08 8320 10.79 USGS 01633000 2013-05-08 12700 13.23 USGS 01633000 2014-05-16 12800 13.27 USGS 01633000 2015-04-20 6830 9.84 USGS 01633000 2016-02-16 8710 11.03 USGS 01633000 2017-05-05 17:30 9080 11.25 USGS 01633000 2018-05-22 10:00 17200 14.67 USGS 01633000 2018-12-21 09:45 10100 11.85 USGS 01633000 2020-06-05 08:00 7040 9.98 USGS 01633000 2021-09-01 20:15 8930 11.16 USGS 01633000 2022-05-07 16:30 6030 9.44 USGS 01633000 2022-12-23 06:45 2700 6.62