# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 00:33:08 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 01673000 PAMUNKEY RIVER NEAR HANOVER, 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 01673000 1928-08-00 32.60 Bd USGS 01673000 1942-08-11 8660 20.29 USGS 01673000 1942-10-18 15200 23.07 2 1942-10-19 23.09 USGS 01673000 1944-08-04 4260 16.37 2 1944-03-15 16.64 1 USGS 01673000 1945-07-19 10700 21.30 USGS 01673000 1946-05-29 6900 19.08 USGS 01673000 1947-03-17 4610 16.88 USGS 01673000 1948-08-07 11600 21.73 USGS 01673000 1948-12-06 16300 24.20 USGS 01673000 1950-03-25 7360 19.53 USGS 01673000 1951-03-22 4700 16.30 USGS 01673000 1951-12-23 11200 21.60 USGS 01673000 1952-11-23 11800 21.90 USGS 01673000 1953-12-16 3310 14.15 USGS 01673000 1955-08-20 20900 26.12 USGS 01673000 1956-07-21 6280 17.70 USGS 01673000 1957-03-01 5800 17.58 USGS 01673000 1958-03-22 7740 19.60 USGS 01673000 1959-01-01 8220 20.01 USGS 01673000 1960-04-07 10600 21.46 USGS 01673000 1961-02-21 11400 21.94 USGS 01673000 1961-10-23 16500 24.32 USGS 01673000 1963-03-15 10100 21.25 USGS 01673000 1964-02-21 6360 18.28 USGS 01673000 1965-03-08 6760 18.70 USGS 01673000 1966-02-16 6760 18.71 USGS 01673000 1966-10-21 4790 16.50 USGS 01673000 1968-01-17 8570 20.25 USGS 01673000 1969-08-23 40300 31.12 USGS 01673000 1970-01-03 5940 18.80 USGS 01673000 1971-06-02 10900 22.22 USGS 01673000 1972-06-23 29900 6 29.22 USGS 01673000 1973-04-29 10800 6 22.18 USGS 01673000 1973-12-24 9030 6 21.00 USGS 01673000 1975-09-27 17600 6 25.20 USGS 01673000 1976-01-29 9350 6 21.30 USGS 01673000 1976-10-23 7340 6 19.62 USGS 01673000 1978-01-28 13200 6 23.36 USGS 01673000 1979-02-27 18800 6 25.63 USGS 01673000 1979-10-04 11900 6 22.72 USGS 01673000 1981-07-04 1790 6 9.07 USGS 01673000 1982-03-23 6700 6 18.92 USGS 01673000 1983-04-18 8420 6 20.49 USGS 01673000 1984-03-31 15000 6 24.16 USGS 01673000 1985-08-21 12100 6 22.84 USGS 01673000 1985-11-07 13800 6 23.62 USGS 01673000 1987-04-19 11000 6 22.24 USGS 01673000 1988-01-22 7010 6 19.26 USGS 01673000 1989-05-09 8570 6 20.60 USGS 01673000 1990-05-31 13300 6 23.43 USGS 01673000 1991-01-14 7390 6 19.66 USGS 01673000 1992-02-28 4180 6 15.17 USGS 01673000 1993-03-07 13200 1,2,6 USGS 01673000 1994-03-31 21200 6 25.16 USGS 01673000 1995-06-30 9510 6 20.34 USGS 01673000 1996-09-08 14800 6 22.98 USGS 01673000 1996-12-09 8780 6 19.82 USGS 01673000 1998-02-07 16800 6 23.70 USGS 01673000 1999-03-18 6640 6 17.93 USGS 01673000 2000-04-19 5620 6 16.61 USGS 01673000 2001-04-01 8450 6 19.55 USGS 01673000 2002-08-30 2050 6 10.44 USGS 01673000 2003-02-25 15000 6 23.06 USGS 01673000 2004-08-31 10400 6 21.50 USGS 01673000 2005-01-16 9920 6 21.32 USGS 01673000 2005-12-18 4530 6 17.27 USGS 01673000 2007-03-18 9640 6 21.19 USGS 01673000 2008-05-13 8670 6 20.72 USGS 01673000 2009-06-07 4660 6 16.48 USGS 01673000 2009-12-28 9010 6 20.89 USGS 01673000 2011-09-10 9010 6 20.62 USGS 01673000 2011-12-10 11900 6 22.13 USGS 01673000 2013-06-12 6760 6 19.20 USGS 01673000 2014-05-03 19000 6 24.64 USGS 01673000 2015-06-29 4280 6 16.62 USGS 01673000 2016-02-27 8180 6 20.13 2 2016-05-25 20.56 USGS 01673000 2016-10-10 10:15 4300 6 16.41 USGS 01673000 2018-05-20 03:45 14100 6 23.15 2 2018-06-24 1930 23.32 USGS 01673000 2018-10-14 05:45 8160 6 20.79 USGS 01673000 2020-02-09 12:45 5630 6 17.89 USGS 01673000 2020-11-14 02:30 28500 6 25.68 USGS 01673000 2022-03-19 23:30 3210 6 14.70 USGS 01673000 2023-05-01 13:45 4570 6 17.17