# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-29 11:52:38 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 01578310 SUSQUEHANNA RIVER AT CONOWINGO, MD # # 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 01578310 1968-03-25 238000 6 22.46 USGS 01578310 1968-11-20 160000 6 20.14 USGS 01578310 1970-02-04 434000 6 26.40 USGS 01578310 1971-02-22 243000 6 22.58 USGS 01578310 1972-06-24 1130000 6 36.83 USGS 01578310 1972-12-09 250000 6 22.74 USGS 01578310 1974-04-05 235000 6 22.35 USGS 01578310 1975-09-27 710000 6 30.92 USGS 01578310 1976-01-28 338000 6 24.65 USGS 01578310 1976-10-10 306000 6 23.99 USGS 01578310 1978-01-28 377000 6 25.64 USGS 01578310 1979-03-07 499000 6 28.04 USGS 01578310 1980-03-23 240000 6 22.45 USGS 01578310 1981-02-25 355000 6 25.18 USGS 01578310 1982-02-05 261000 6 23.02 USGS 01578310 1983-04-17 273000 6 23.31 USGS 01578310 1984-02-16 501000 6 28.08 USGS 01578310 1985-04-04 158000 6 19.94 USGS 01578310 1986-03-16 403000 6 26.17 USGS 01578310 1987-04-07 266000 6 23.13 USGS 01578310 1988-02-04 211000 6 21.64 USGS 01578310 1989-05-18 280000 6 23.48 USGS 01578310 1990-02-06 176000 6 20.55 USGS 01578310 1990-10-26 262000 6 23.03 USGS 01578310 1992-03-30 197000 6 21.22 USGS 01578310 1993-04-02 500000 6 28.06 USGS 01578310 1994-03-26 403000 6 26.16 USGS 01578310 1995-01-22 214000 6 21.74 USGS 01578310 1996-01-20 909000 6 34.18 USGS 01578310 1996-11-11 303000 6 24.04 USGS 01578310 1998-01-10 372000 6 25.55 USGS 01578310 1999-01-26 257000 6 22.90 USGS 01578310 2000-02-29 228000 6 22.12 USGS 01578310 2001-04-12 11:30 170000 6 20.36 USGS 01578310 2002-05-15 13:45 224000 6 21.62 USGS 01578310 2003-03-22 11:00 308000 6 24.15 USGS 01578310 2004-09-19 22:15 620000 6 30.07 USGS 01578310 2005-04-04 09:45 430000 6 26.70 USGS 01578310 2006-06-29 18:00 461000 6 27.31 USGS 01578310 2007-03-17 21:45 273000 6 23.04 USGS 01578310 2008-03-06 15:30 379000 6 25.64 USGS 01578310 2008-12-31 13:00 146000 6 18.97 USGS 01578310 2010-01-27 17:45 325000 6 24.37 USGS 01578310 2011-09-09 05:15 778000 6 32.41 USGS 01578310 2011-10-01 208000 6 21.13 USGS 01578310 2013-02-02 19:00 223000 6 21.60 USGS 01578310 2014-05-19 02:30 185000 6 20.36 USGS 01578310 2015-04-12 10:30 175000 6 20.04 USGS 01578310 2016-02-27 12:45 188000 6 20.32 USGS 01578310 2017-05-08 10:45 192000 6 20.45 USGS 01578310 2018-07-26 14:30 402000 6 26.08 USGS 01578310 2018-11-28 18:00 225000 6 21.52 USGS 01578310 2020-05-02 23:00 252000 6 22.32 USGS 01578310 2021-09-02 21:00 335000 6,R 24.29 USGS 01578310 2022-02-20 22:00 214000 6,R 20.68 USGS 01578310 2023-05-02 18:30 201000 6 20.24 USGS 01578310 2024-04-04 16:35 312000 6 23.54