# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-10-04 01:19:23 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 01458500 Delaware River at Frenchtown NJ # # 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 01458500 1903-10-10 24.40 USGS 01458500 1936-03-19 21.93 USGS 01458500 1937-02-23 11.35 USGS 01458500 1938-09-23 15.69 USGS 01458500 1938-12-07 13.66 USGS 01458500 1940-04-01 17.91 USGS 01458500 1941-04-07 9.63 USGS 01458500 1942-05-24 18.60 USGS 01458500 1942-12-31 15.45 USGS 01458500 1943-11-10 11.97 USGS 01458500 1945-07-20 12.34 USGS 01458500 1946-05-29 12.34 USGS 01458500 1947-04-06 13.53 USGS 01458500 1948-03-23 15.67 USGS 01458500 1948-12-31 16.68 USGS 01458500 1950-04-06 12.23 USGS 01458500 1951-04-01 16.25 USGS 01458500 1952-07-11 13.84 USGS 01458500 1952-12-12 17.24 USGS 01458500 1953-12-08 8.84 USGS 01458500 1955-08-20 27.79 USGS 01458500 1955-10-17 16.37 USGS 01458500 2005-04-04 23.60 USGS 01458500 2006-06-29 23.40 USGS 01458500 2008-03-10 00:15 14.45 USGS 01458500 2008-12-13 03:30 12.91 USGS 01458500 2010-03-15 00:15 11.13 USGS 01458500 2011-09-09 05:45 19.02 USGS 01458500 2011-12-09 02:15 10.35 USGS 01458500 2012-12-22 13:45 10.18 USGS 01458500 2014-05-01 09:45 10.70 USGS 01458500 2015-07-01 18:45 8.35 USGS 01458500 2016-02-26 10:15 11.28 USGS 01458500 2017-04-08 04:00 11.20 USGS 01458500 2018-02-26 13:45 9.77 USGS 01458500 2019-01-25 23:00 10.93 USGS 01458500 2020-08-05 01:30 11.07 USGS 01458500 2021-09-02 16:30 16.60 USGS 01458500 2022-04-09 05:00 15.08