# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-26 14:57:51 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 01472620 East Branch Perkiomen Creek near Dublin, 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 01472620 1984-07-07 1790 8.41 2 1984-07-07 1300 8.41 USGS 01472620 1985-09-27 1090 6.50 USGS 01472620 1985-11-16 527 4.32 USGS 01472620 1986-12-25 738 5.04 USGS 01472620 1988-07-26 877 5.46 USGS 01472620 1989-09-20 1630 8.03 USGS 01472620 1990-06-18 897 5.52 USGS 01472620 1990-10-09 442 4.10 USGS 01472620 1992-06-05 264 2 3.15 USGS 01472620 1993-08-17 1240 6.94 USGS 01472620 1993-11-28 906 5.87 USGS 01472620 1995-07-17 557 4.47 USGS 01472620 1996-01-19 1330 7.22 USGS 01472620 1996-10-19 1720 8.24 USGS 01472620 1998-05-08 504 4.26 USGS 01472620 1999-09-16 1860 8.57 USGS 01472620 1999-12-14 275 3.21 USGS 01472620 2000-12-17 1660 8.09 USGS 01472620 2002-05-13 562 4.55 USGS 01472620 2003-09-23 997 6.19 USGS 01472620 2004-09-28 1090 6.49 USGS 01472620 2005-04-02 1210 6.85 USGS 01472620 2006-06-28 2360 9.60 USGS 01472620 2007-01-01 861 5.70 USGS 01472620 2008-03-08 823 5.55 USGS 01472620 2009-08-02 715 5.16 USGS 01472620 2010-03-13 743 5.26 USGS 01472620 2011-08-28 2260 9.41 USGS 01472620 2012-05-27 699 5.10 USGS 01472620 2012-12-21 874 5.75 USGS 01472620 2014-04-30 17:45 1200 6.82 USGS 01472620 2015-01-18 15:30 275 3.21 USGS 01472620 2016-02-16 15:22 378 3.71 USGS 01472620 2017-07-24 532 4.42 USGS 01472620 2018-09-28 05:30 874 5.75 USGS 01472620 2019-07-11 19:22 1520 7.75 USGS 01472620 2020-08-04 12:45 2000 8.88 USGS 01472620 2021-09-01 19:07 2890 10.66 USGS 01472620 2022-05-20 17:37 840 5.50 USGS 01472620 2023-05-01 00:52 685 4.92