# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-29 10:08:00 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 01483200 BLACKBIRD CREEK AT BLACKBIRD, DE # # 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 01483200 1952-07-09 195 2.90 USGS 01483200 1953-05-26 115 2.10 USGS 01483200 1955-08-13 202 2.96 USGS 01483200 1956-07-03 95.0 1.88 USGS 01483200 1956-11-02 231 3.23 USGS 01483200 1958-08-25 152 2.47 USGS 01483200 1959-07-31 49.0 1.31 USGS 01483200 1960-09-12 510 4.10 USGS 01483200 1961-04-13 131 2.18 USGS 01483200 1962-03-12 56.0 1.53 USGS 01483200 1963-03-06 70.0 1.62 USGS 01483200 1963-11-07 72.0 1.65 USGS 01483200 1965-03-05 30.0 1.10 USGS 01483200 1966-09-21 82.0 1.75 USGS 01483200 1966-10-19 97.0 1.89 USGS 01483200 1968-05-31 158 2.94 USGS 01483200 1969-07-28 229 3.30 USGS 01483200 1970-04-15 129 2.77 USGS 01483200 1971-08-28 194 3.13 USGS 01483200 1972-06-22 712 5.04 USGS 01483200 1973-02-02 222 3.27 USGS 01483200 1974-09-04 83.0 2.50 USGS 01483200 1975-07-11 277 3.52 USGS 01483200 1976-01-01 144 2.87 USGS 01483200 1977-06-09 63.0 2.35 USGS 01483200 1978-01-26 197 3.16 USGS 01483200 1979-02-26 256 3.45 USGS 01483200 1980-06-16 183 3.08 USGS 01483200 1980-10-25 85.0 2.48 USGS 01483200 1982-05-28 113 2.68 USGS 01483200 1983-04-10 195 3.14 USGS 01483200 1984-04-05 162 2.96 USGS 01483200 1985-09-27 276 3.53 USGS 01483200 1985-10-03 61.0 2.28 USGS 01483200 1986-12-25 224 4.16 USGS 01483200 1988-05-19 214 4.09 USGS 01483200 1989-07-27 250 4.34 USGS 01483200 1990-05-29 215 4.10 USGS 01483200 1991-01-12 116 3.20 USGS 01483200 1992-05-08 92.0 2.89 USGS 01483200 1992-12-11 129 3.38 USGS 01483200 1994-03-02 242 4.27 USGS 01483200 1995-03-09 85.0 2.81 USGS 01483200 1996-01-19 210 4.03 USGS 01483200 1996-12-14 334 4.90 USGS 01483200 1998-02-24 03:45 117 3.17 USGS 01483200 1999-09-16 17:15 789 6.47 USGS 01483200 2000-03-22 06:00 193 3.89 USGS 01483200 2001-06-17 10:15 105 2.98 USGS 01483200 2002-05-27 17:00 40.0 1.94 USGS 01483200 2003-06-21 149 3.51 USGS 01483200 2004-07-12 22:30 694 6.21 USGS 01483200 2005-04-02 22:45 151 3.53 USGS 01483200 2006-07-23 01:30 323 4.83 USGS 01483200 2007-04-15 19:00 227 4.16 USGS 01483200 2008-03-08 13:15 57.0 2.25 USGS 01483200 2009-09-11 19:15 90.0 2.76 USGS 01483200 2009-12-26 15:00 156 3.58 USGS 01483200 2011-08-28 02:15 669 6.14 USGS 01483200 2011-12-08 04:15 166 3.63 USGS 01483200 2012-10-29 23:00 213 3.93 USGS 01483200 2014-04-30 18:45 208 3.87 USGS 01483200 2015-01-18 22:30 96.0 2.45 USGS 01483200 2015-12-26 01:00 167 3.44 USGS 01483200 2017-07-06 21:45 188 3.68 USGS 01483200 2018-02-11 19:15 262 4.39 USGS 01483200 2018-12-28 21:30 191 2 3.79 5 USGS 01483200 2020-08-04 16:15 289 4.74 USGS 01483200 2020-11-12 07:00 232 4.41 USGS 01483200 2022-04-06 14:45 59.5 2.27