# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-23 23:21:26 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 02011460 BACK CREEK NEAR SUNRISE, 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 02011460 1975-03-19 2410 5.27 USGS 02011460 1975-10-18 4200 6.30 USGS 02011460 1977-04-05 4570 2 USGS 02011460 1978-01-26 5400 6.80 USGS 02011460 1979-01-21 2270 5.15 USGS 02011460 1980-04-14 2380 2 USGS 02011460 1981-05-28 1660 4.65 USGS 02011460 1982-06-13 2780 5.51 USGS 02011460 1982-12-16 1530 4.53 USGS 02011460 1984-03-21 3800 6.10 USGS 02011460 1985-05-03 2130 5.05 USGS 02011460 1985-11-04 17500 10.01 USGS 02011460 1987-04-17 1920 4.88 USGS 02011460 1988-01-20 1270 4.26 USGS 02011460 1989-04-26 3130 5.73 USGS 02011460 1989-12-31 2100 5.03 USGS 02011460 1991-03-23 2200 5.10 USGS 02011460 1992-04-21 3560 5.98 USGS 02011460 1993-03-24 2830 5.54 USGS 02011460 1994-05-08 4240 6.31 USGS 02011460 1995-01-15 4980 6.63 USGS 02011460 1996-01-19 9400 8.15 USGS 02011460 1996-12-02 3570 5.69 USGS 02011460 1998-01-08 5360 6.55 USGS 02011460 1999-01-24 1080 3.70 USGS 02011460 2000-02-19 2160 4.74 USGS 02011460 2001-07-29 1610 4.27 USGS 02011460 2002-04-28 3200 5.45 USGS 02011460 2003-02-22 2710 5.14 USGS 02011460 2003-11-19 6260 7.15 USGS 02011460 2005-03-28 2120 4.74 USGS 02011460 2005-11-29 4110 6.09 USGS 02011460 2007-03-02 4620 6.37 USGS 02011460 2008-03-05 3460 5.71 USGS 02011460 2008-12-12 1270 5.80 6 USGS 02011460 2010-01-25 6260 9.16 USGS 02011460 2011-04-12 3380 7.66 USGS 02011460 2011-12-07 2600 7.12 USGS 02011460 2013-01-31 2590 7.29 USGS 02011460 2014-05-16 3930 8.18 USGS 02011460 2015-04-14 1860 6.70 USGS 02011460 2016-09-30 1950 6.78 USGS 02011460 2017-05-26 08:15 1190 5.94 USGS 02011460 2018-04-16 05:00 6270 9.32 USGS 02011460 2018-12-21 19:45 1620 6.42 USGS 02011460 2020-04-30 10:30 2140 6.95 USGS 02011460 2021-06-13 20:15 5520 8.99 USGS 02011460 2022-05-07 08:30 3890 2 8.16 6 USGS 02011460 2023-02-17 10:00 1680 2 6.53 6