# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-28 13:31:12 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 01474000 Wissahickon Creek at Mouth, Philadelphia, 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 01474000 1966-02-13 3000 5.56 USGS 01474000 1967-03-07 4310 6.45 USGS 01474000 1968-06-12 3750 6.08 USGS 01474000 1969-07-29 3690 6.06 USGS 01474000 1970-04-02 3210 5.70 USGS 01474000 1971-09-13 5560 7.20 USGS 01474000 1971-10-10 3140 5.65 2 1972-06-23 6.02 1 USGS 01474000 1973-06-29 6870 7.92 USGS 01474000 1974-08-23 4600 6.63 USGS 01474000 1975-03-20 4160 6.35 USGS 01474000 1976-01-27 2530 5.18 USGS 01474000 1977-03-22 3460 5.88 USGS 01474000 1978-01-26 4420 6.52 USGS 01474000 1979-01-25 4890 6.81 USGS 01474000 1980-03-21 2480 5.14 USGS 01474000 1980-10-25 3100 5.62 USGS 01474000 1982-07-28 5310 7.18 USGS 01474000 1983-04-16 3880 6.18 USGS 01474000 1984-04-05 4070 6.32 2 1984-04-05 1200 6.32 USGS 01474000 1985-09-27 4390 6.55 USGS 01474000 1986-01-26 2460 5.05 USGS 01474000 1986-12-25 3450 5.86 USGS 01474000 1988-07-27 3350 5.78 USGS 01474000 1989-09-20 3610 5.98 USGS 01474000 1990-05-30 3780 6.11 USGS 01474000 1991-08-20 3150 5.62 USGS 01474000 1992-06-05 1750 2 4.42 USGS 01474000 1992-12-11 3340 5.79 USGS 01474000 1994-03-10 3900 6.24 USGS 01474000 1995-01-20 1660 4.42 USGS 01474000 1996-01-19 6240 7.60 USGS 01474000 1996-10-19 5140 7.00 USGS 01474000 1998-04-02 2780 5.44 USGS 01474000 1999-09-16 19800 11.50 USGS 01474000 2000-03-22 3330 5.85 USGS 01474000 2001-06-17 12600 9.78 USGS 01474000 2002-06-07 2040 4.81 USGS 01474000 2003-02-22 2900 5.38 USGS 01474000 2004-09-29 15300 10.46 USGS 01474000 2005-04-03 6620 7.79 USGS 01474000 2006-06-28 7210 8.05 USGS 01474000 2007-04-15 5880 7.39 USGS 01474000 2008-03-08 3240 5.73 USGS 01474000 2009-08-02 7050 7.99 USGS 01474000 2010-03-13 4950 6.86 USGS 01474000 2011-09-08 17100 10.90 USGS 01474000 2011-12-08 3620 6.00 USGS 01474000 2013-08-13 5600 7.23 USGS 01474000 2014-05-01 7900 8.30 USGS 01474000 2015-08-21 08:15 2310 4.98 USGS 01474000 2016-02-16 20:15 2490 5.13 USGS 01474000 2017-06-24 2610 5.23 USGS 01474000 2018-06-11 5280 7.05 USGS 01474000 2018-11-25 07:15 4090 6.32 USGS 01474000 2020-08-04 19:00 11700 9.50 USGS 01474000 2021-09-02 02:15 17800 11.05 USGS 01474000 2022-04-08 05:00 3630 6.01 USGS 01474000 2023-05-01 07:00 3120 5.64