# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-28 11:11:48 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 01478000 CHRISTINA RIVER AT COOCHS BRIDGE, 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 01478000 1943-05-21 2150 10.55 USGS 01478000 1944-04-24 1280 9.98 USGS 01478000 1945-08-01 2620 10.84 USGS 01478000 1946-07-23 1680 10.29 USGS 01478000 1947-05-01 4330 12.41 USGS 01478000 1948-01-02 1170 9.87 USGS 01478000 1948-12-30 1680 10.29 USGS 01478000 1950-03-23 1000 9.67 USGS 01478000 1950-11-25 1500 10.17 USGS 01478000 1952-07-09 2730 10.91 USGS 01478000 1953-01-24 1590 10.23 USGS 01478000 1953-12-14 1170 9.87 USGS 01478000 1955-08-18 3250 11.29 USGS 01478000 1956-07-21 1950 10.44 USGS 01478000 1956-11-02 1310 10.01 USGS 01478000 1958-02-28 1390 10.09 USGS 01478000 1959-09-03 955 9.59 USGS 01478000 1960-09-12 3300 11.33 USGS 01478000 1961-04-13 1220 9.92 USGS 01478000 1962-03-12 1250 9.95 USGS 01478000 1963-03-06 638 8.65 USGS 01478000 1964-01-09 1570 10.22 USGS 01478000 1965-02-08 978 9.63 USGS 01478000 1966-02-13 1650 10.27 USGS 01478000 1967-08-10 2610 10.83 USGS 01478000 1968-01-14 2190 10.57 USGS 01478000 1969-06-03 1190 9.89 USGS 01478000 1970-04-02 1680 10.29 USGS 01478000 1971-02-13 2110 10.53 USGS 01478000 1972-06-22 3320 11.35 USGS 01478000 1972-11-14 2400 10.70 USGS 01478000 1973-12-21 1920 10.42 USGS 01478000 1975-07-14 2500 10.76 USGS 01478000 1975-10-19 1260 9.96 USGS 01478000 1977-03-22 1900 10.42 USGS 01478000 1978-01-26 2860 11.01 USGS 01478000 1979-02-25 2670 10.87 USGS 01478000 1979-11-26 1670 10.57 USGS 01478000 1981-05-15 1140 10.04 USGS 01478000 1982-06-13 1820 10.71 USGS 01478000 1983-03-21 2410 11.29 USGS 01478000 1983-12-12 2100 10.99 USGS 01478000 1985-09-27 2090 10.98 USGS 01478000 1985-11-29 700 9.00 USGS 01478000 1986-12-25 2110 11.01 USGS 01478000 1988-05-19 2770 11.62 USGS 01478000 1989-07-05 5530 13.12 USGS 01478000 1990-05-29 1620 11.45 USGS 01478000 1991-01-12 1400 11.04 USGS 01478000 1992-05-08 1250 10.76 USGS 01478000 1993-03-04 1580 11.37 USGS 01478000 1994-01-28 2340 12.19 USGS 01478000 1995-01-20 1790 11.66 USGS 01478000 1996-01-19 1910 11.78 USGS 01478000 1996-10-19 1840 11.71 USGS 01478000 1998-01-23 18:15 1500 11.24 USGS 01478000 1999-09-16 15:45 7050 13.73 USGS 01478000 2000-03-22 06:15 2130 12.00 USGS 01478000 2000-12-17 10:45 2350 12.20 USGS 01478000 2002-08-29 06:00 629 8.85 USGS 01478000 2003-02-22 19:30 2340 12.19 USGS 01478000 2004-09-29 5430 13.43 USGS 01478000 2005-03-28 17:45 1910 11.92 USGS 01478000 2006-06-28 08:45 1990 11.99 USGS 01478000 2007-04-15 14:00 1770 11.79 USGS 01478000 2008-02-13 10:00 1080 10.96 USGS 01478000 2008-12-12 02:15 1330 11.31 USGS 01478000 2009-12-09 10:00 1970 11.96 USGS 01478000 2011-08-28 05:15 7780 13.89 USGS 01478000 2012-06-13 01:30 1540 12.00 USGS 01478000 2013-06-28 23:15 2610 12.89 USGS 01478000 2014-04-30 22:15 2250 12.67 USGS 01478000 2015-06-27 23:15 1660 12.15 USGS 01478000 2016-02-25 02:15 1220 11.45 USGS 01478000 2017-07-24 06:45 1710 12.21 USGS 01478000 2018-08-13 12:45 1690 12.11 USGS 01478000 2018-11-25 01:00 1940 12.39 USGS 01478000 2020-08-04 15:30 9000 14.00 USGS 01478000 2021-09-01 22:00 2560 12.84 USGS 01478000 2022-04-19 02:15 1120 11.14 USGS 01478000 2023-06-27 00:30 1220 11.40