# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-22 23:59:01 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 01636200 SHENANDOAH RIVER AT RIVERTON, 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 01636200 1870-09-30 47.00 3 USGS 01636200 1877-11-24 41.00 3 USGS 01636200 1889-06-01 36.00 3 USGS 01636200 1893-05-05 15.80 3 USGS 01636200 1893-10-14 16.70 3 USGS 01636200 1896-01-25 34.20 3 USGS 01636200 1896-10-01 33.30 3 USGS 01636200 1902-03-01 27.60 3 USGS 01636200 1903-06-10 10.00 3 USGS 01636200 1904-03-00 11.00 3,Bd USGS 01636200 1906-10-20 16.00 3 USGS 01636200 1908-01-13 18.00 3 USGS 01636200 1909-04-15 9.90 3 USGS 01636200 1910-06-17 24.80 3 USGS 01636200 1911-08-31 6.00 3 USGS 01636200 1912-05-13 14.60 3 USGS 01636200 1913-03-28 14.60 3 USGS 01636200 1913-11-10 10.60 3 USGS 01636200 1915-01-08 13.60 3 USGS 01636200 1916-03-29 10.20 3 USGS 01636200 1917-03-14 8.60 3 USGS 01636200 1924-05-12 34.00 3 USGS 01636200 1925-02-12 12.60 3 USGS 01636200 1926-09-24 7.20 3 USGS 01636200 1926-11-17 12.00 3 USGS 01636200 1928-05-01 13.60 3 USGS 01636200 1929-04-17 16.90 3 USGS 01636200 1931-01-07 6.70 3 USGS 01636200 1932-05-13 14.50 3 USGS 01636200 1933-04-21 16.80 3 USGS 01636200 1934-08-18 7.20 3 USGS 01636200 1934-12-02 23.70 3 USGS 01636200 1936-03-18 37.50 3 USGS 01636200 1937-04-27 27.00 3 USGS 01636200 1937-10-29 14.40 3 USGS 01636200 1939-02-04 13.90 3 USGS 01636200 1940-08-17 15.60 3 USGS 01636200 1941-04-06 8.00 3 USGS 01636200 1942-05-23 20.90 3 USGS 01636200 1942-10-16 46.00 3 USGS 01636200 1944-05-08 10.50 USGS 01636200 1945-09-19 22.00 USGS 01636200 1946-05-05 7.60 USGS 01636200 1947-03-16 8.20 USGS 01636200 1948-02-15 12.10 USGS 01636200 1949-06-19 20.40 USGS 01636200 1950-09-14 10.00 USGS 01636200 1950-12-05 18.10 USGS 01636200 1952-04-29 18.00 USGS 01636200 1953-03-26 15.00 USGS 01636200 1954-03-02 14.50 USGS 01636200 1955-08-19 29.00 USGS 01636200 1956-03-16 6.50 USGS 01636200 1957-04-05 12.20 USGS 01636200 1958-04-24 10.30 USGS 01636200 1959-06-03 12.85 USGS 01636200 1960-05-09 17.90 USGS 01636200 1961-02-20 14.61