# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-29 04:30:17 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 02053800 S F ROANOKE RIVER NEAR SHAWSVILLE, 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 02053800 1959-09-30 9.89 3 USGS 02053800 1961-05-11 1380 4.33 3 USGS 02053800 1962-03-12 1160 3.87 3 USGS 02053800 1962-11-10 2140 4.93 3 USGS 02053800 1964-08-31 970 3.21 3 USGS 02053800 1965-03-26 1700 4.24 3 USGS 02053800 1966-02-13 1530 4.02 3 USGS 02053800 1967-03-07 3840 6.35 3 USGS 02053800 1968-03-12 736 2.60 3 USGS 02053800 1968-10-19 3020 5.95 3 USGS 02053800 1969-12-31 1120 3.33 3 USGS 02053800 1971-06-06 921 3.01 3 USGS 02053800 1972-06-21 14200 11.12 3 USGS 02053800 1973-05-28 4500 7.44 3 USGS 02053800 1974-04-04 1840 4.51 3 USGS 02053800 1975-03-14 4020 7.10 3 USGS 02053800 1976-06-17 2300 5.08 USGS 02053800 1977-04-05 3520 6.62 USGS 02053800 1978-04-26 4860 7.72 USGS 02053800 1979-09-21 8380 9.27 USGS 02053800 1980-04-14 2080 4.82 USGS 02053800 1981-05-28 682 2.77 USGS 02053800 1982-02-03 1870 4.55 USGS 02053800 1983-04-10 4990 7.79 USGS 02053800 1984-02-14 1980 4.70 USGS 02053800 1985-08-18 3980 7.07 USGS 02053800 1985-11-04 7070 8.81 USGS 02053800 1987-04-25 4690 6.02 USGS 02053800 1988-01-20 411 1.87 USGS 02053800 1989-09-22 8110 8.05 USGS 02053800 1989-11-16 2960 4.66 USGS 02053800 1990-10-23 1600 3.47 USGS 02053800 1992-04-21 8300 8.15 USGS 02053800 1993-03-24 4570 5.93 USGS 02053800 1994-08-17 3910 5.44 USGS 02053800 1995-01-15 5790 6.75 USGS 02053800 1996-09-06 9690 8.88 USGS 02053800 1996-11-08 2640 5.05 USGS 02053800 1998-03-20 4030 6.39 USGS 02053800 1999-09-05 3210 5.61 USGS 02053800 2000-04-18 1190 3.23 USGS 02053800 2001-03-30 1230 3.28 USGS 02053800 2002-05-02 3160 5.56 USGS 02053800 2003-02-22 7090 8.66 USGS 02053800 2004-09-28 7390 8.86 USGS 02053800 2005-01-14 1730 4.19 USGS 02053800 2006-06-27 5180 7.32 USGS 02053800 2006-11-16 1810 4.06 USGS 02053800 2008-04-28 827 2.65 USGS 02053800 2009-06-05 1370 3.53 USGS 02053800 2009-11-12 6120 8.00 USGS 02053800 2011-04-16 1980 4.27 USGS 02053800 2011-11-29 2230 4.57 USGS 02053800 2013-01-30 7420 8.88 USGS 02053800 2014-02-21 1520 3.69 USGS 02053800 2015-09-29 8090 9.32 USGS 02053800 2015-11-19 2440 4.99 USGS 02053800 2017-05-05 06:50 3160 5.60 USGS 02053800 2018-09-17 07:45 7330 8.82 USGS 02053800 2018-10-11 16:15 7880 9.18 USGS 02053800 2020-05-21 14:55 5670 7.68 USGS 02053800 2020-11-12 10:50 6400 8.20 USGS 02053800 2022-05-24 07:40 1110 3.11 USGS 02053800 2023-05-29 13:25 3240 5.64