# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-30 05:22:34 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 01479820 Red Clay Creek near Kennett Square, PA # # 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 01479820 1988-05-19 1280 6.06 USGS 01479820 1989-07-05 2730 7.96 USGS 01479820 1990-05-29 1070 6.29 USGS 01479820 1991-01-12 989 2 6.09 USGS 01479820 1992-05-08 513 2 5.34 USGS 01479820 1993-03-04 1380 6.64 USGS 01479820 1994-01-28 3050 8.54 USGS 01479820 1995-03-08 1460 6.61 USGS 01479820 1996-01-19 3760 9.22 USGS 01479820 1996-10-19 2160 5 7.51 USGS 01479820 1998-03-21 932 2,5 5.76 USGS 01479820 1999-09-16 4680 5 10.04 USGS 01479820 2000-03-22 2470 5 7.89 USGS 01479820 2000-12-17 3000 5 8.47 USGS 01479820 2002-06-19 981 5 5.84 USGS 01479820 2003-09-15 19700 5 15.30 USGS 01479820 2004-09-28 6080 5 9.65 USGS 01479820 2004-11-28 2740 5 7.38 USGS 01479820 2006-06-28 4780 5 8.85 USGS 01479820 2007-03-02 2380 5 7.10 USGS 01479820 2008-09-06 1340 5 6.08 USGS 01479820 2008-12-12 1500 5 6.27 USGS 01479820 2009-12-09 1910 5 6.70 USGS 01479820 2011-08-28 5470 5 9.65 USGS 01479820 2011-11-23 1310 5 6.27 USGS 01479820 2012-10-29 2000 5 7.03 USGS 01479820 2014-04-30 19:00 3820 5 8.55 USGS 01479820 2015-01-18 15:30 987 5 5.83 USGS 01479820 2016-02-25 1400 5 6.38 USGS 01479820 2017-08-23 1270 5 6.21 USGS 01479820 2018-08-13 10:00 2560 5 7.55 USGS 01479820 2018-11-24 22:52 2110 5 7.14 USGS 01479820 2020-08-07 20:00 7100 5 10.57 USGS 01479820 2021-09-02 3670 5 8.43 USGS 01479820 2022-04-19 01:30 1110 5 6.01