# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-27 06:02:08 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 06600000 Perry Creek at 38th Street at Sioux City, IA # # 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 06600000 1939-05-27 3950 7 11.33 USGS 06600000 1940-06-04 4680 7 12.30 USGS 06600000 1941-09-15 2340 7 9.05 USGS 06600000 1942-06-19 718 7 5.40 USGS 06600000 1943-07-20 775 7 6.35 USGS 06600000 1944-07-07 9600 7 25.50 USGS 06600000 1945-06-26 2020 7 8.10 USGS 06600000 1946-05-18 1070 8.05 2 1946-02-06 8.44 1 USGS 06600000 1947-06-22 246 4.42 USGS 06600000 1948-08-14 3350 14.12 USGS 06600000 1949-09-10 7780 21.80 USGS 06600000 1950-07-12 5380 17.75 USGS 06600000 1951-06-19 5480 17.38 USGS 06600000 1952-07-07 5480 17.40 USGS 06600000 1953-06-07 3470 12.56 USGS 06600000 1954-06-19 4010 13.75 USGS 06600000 1955-07-09 4880 15.40 USGS 06600000 1956-08-18 2440 9.42 USGS 06600000 1957-07-08 1920 7.90 USGS 06600000 1958-05-31 1540 8.89 USGS 06600000 1959-05-30 2660 12.14 USGS 06600000 1960-04-01 3020 13.05 USGS 06600000 1961-06-14 3540 13.20 USGS 06600000 1962-03-27 3580 13.27 USGS 06600000 1963-06-02 3710 13.60 USGS 06600000 1964-05-05 760 4.95 USGS 06600000 1965-03-31 913 5.59 USGS 06600000 1966-02-08 3460 13.00 USGS 06600000 1967-05-10 2940 11.70 USGS 06600000 1968-07-17 408 3.49 USGS 06600000 1969-06-25 2430 11.02 USGS 06600000 1982-02-23 2120 14.60 USGS 06600000 1983-06-20 1870 13.87 USGS 06600000 1984-06-20 3500 18.16 USGS 06600000 1985-04-23 3940 19.20 USGS 06600000 1986-03-17 2440 15.96 USGS 06600000 1987-05-25 1060 11.94 USGS 06600000 1988-02-18 351 2 10.41 1 USGS 06600000 1989-07-18 3390 17.93 USGS 06600000 1990-05-19 8670 28.54 USGS 06600000 1991-06-01 3360 17.88 USGS 06600000 1992-06-17 1200 12.38 USGS 06600000 1993-03-08 1120 12.14 USGS 06600000 1994-02-18 2810 16.92 USGS 06600000 1995-05-28 1300 12.65 USGS 06600000 1996-07-17 2000 14.42 USGS 06600000 1997-03-09 421 9.49 USGS 06600000 1998-05-30 1480 13.15 USGS 06600000 1999-07-21 390 9.34 USGS 06600000 2000-05-18 1200 12.60 USGS 06600000 2001-08-02 1010 11.79 USGS 06600000 2002-05-29 2280 15.06 USGS 06600000 2003-06-25 1240 12.47 USGS 06600000 2004-05-22 1890 14.18 USGS 06600000 2005-06-25 643 2 10.47 USGS 06600000 2006-06-17 01:30 1230 2 12.44 USGS 06600000 2007-03-11 975 2 11.66 USGS 06600000 2008-05-29 1090 2 12.03 USGS 06600000 2009-02-09 2470 2 15.47 USGS 06600000 2010-07-30 4050 2 19.44