# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-01 09:30:05 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 01475850 Crum Creek near Newtown 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 01475850 1977-03-22 876 3.92 USGS 01475850 1978-01-26 1520 6.03 USGS 01475850 1979-09-06 1480 5.91 USGS 01475850 1979-10-01 1300 5.30 USGS 01475850 1981-05-11 1000 4.34 USGS 01475850 1982-06-29 1020 6.66 6 USGS 01475850 1983-03-21 1190 7.08 USGS 01475850 1984-04-05 1370 7.91 2 1984-04-05 1200 7.91 USGS 01475850 1985-02-12 1050 6.91 USGS 01475850 1986-01-26 499 5.16 USGS 01475850 1986-12-25 887 6.39 USGS 01475850 1988-08-29 568 5.34 USGS 01475850 1989-07-05 773 6.00 USGS 01475850 1990-05-29 969 6.86 USGS 01475850 1991-07-13 1350 7.79 USGS 01475850 1992-08-11 386 2 4.86 USGS 01475850 1993-03-04 858 6.54 USGS 01475850 1994-01-28 2210 9.37 USGS 01475850 1995-03-09 698 5.95 USGS 01475850 1996-01-19 1860 8.76 USGS 01475850 1996-10-19 2380 9.62 USGS 01475850 1998-01-23 526 2 5.34 USGS 01475850 1999-09-16 4250 11.99 USGS 01475850 2000-03-22 1600 8.26 USGS 01475850 2000-12-17 1990 8.99 USGS 01475850 2002-05-18 487 5.21 USGS 01475850 2003-06-20 1840 8.72 USGS 01475850 2004-09-28 3610 11.20 USGS 01475850 2005-04-02 2310 9.32 USGS 01475850 2006-06-28 1540 7.88 USGS 01475850 2007-04-15 1250 7.23 USGS 01475850 2007-10-27 1040 6.71 USGS 01475850 2008-12-12 891 6.28 USGS 01475850 2009-10-24 1540 7.87 USGS 01475850 2010-10-01 5190 13.06 USGS 01475850 2012-05-16 1270 7.57 USGS 01475850 2013-08-13 2420 9.40 USGS 01475850 2014-04-30 20:15 2420 9.55 USGS 01475850 2015-01-18 15:30 831 6.09 USGS 01475850 2016-02-16 793 5.98 USGS 01475850 2017-03-31 582 5.30