# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-23 16:46:49 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 01473120 Skippack Creek near Collegeville, 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 01473120 1966-09-21 599 4.10 USGS 01473120 1967-03-07 4620 11.32 USGS 01473120 1967-12-03 3840 9.16 USGS 01473120 1969-07-28 3920 9.24 USGS 01473120 1970-04-02 7060 11.86 USGS 01473120 1971-09-13 40400 22.50 USGS 01473120 1972-06-22 5240 10.48 USGS 01473120 1972-11-14 6000 11.07 USGS 01473120 1973-12-21 8420 11.61 USGS 01473120 1975-07-13 13000 13.94 USGS 01473120 1976-01-27 4390 8.86 USGS 01473120 1977-03-13 9540 12.22 USGS 01473120 1978-01-26 11400 13.16 USGS 01473120 1979-01-24 7910 11.31 USGS 01473120 1980-03-21 4080 8.58 USGS 01473120 1981-05-11 4080 8.58 USGS 01473120 1982-01-04 6000 10.10 USGS 01473120 1983-03-21 5860 10.35 USGS 01473120 1984-07-07 11200 14.02 USGS 01473120 1985-02-12 7880 10.62 USGS 01473120 1986-01-26 3720 7.70 USGS 01473120 1986-12-25 8610 11.03 USGS 01473120 1988-07-27 5250 8.88 USGS 01473120 1989-07-13 6420 9.70 USGS 01473120 1990-05-29 6060 10.58 USGS 01473120 1991-08-20 4740 9.45 USGS 01473120 1992-05-08 2470 7.00 USGS 01473120 1992-12-11 4520 9.25 USGS 01473120 1994-01-28 8280 12.17