# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-18 03:50:21 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 05486490 Middle River near Indianola, 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 05486490 1940-07-31 2400 12.40 USGS 05486490 1941-06-09 8240 19.73 USGS 05486490 1941-11-01 7960 19.50 USGS 05486490 1943-05-16 4150 15.54 USGS 05486490 1944-05-22 9490 20.32 USGS 05486490 1945-03-15 7860 19.36 USGS 05486490 1946-08-25 7190 18.90 USGS 05486490 1947-06-13 34000 26.40 6 USGS 05486490 1948-03-19 5840 17.40 USGS 05486490 1949-06-25 4670 15.67 2,6 1949-02-24 17.28 1 USGS 05486490 1950-06-19 5600 16.47 USGS 05486490 1951-05-01 8520 19.37 USGS 05486490 1952-06-22 14400 22.20 USGS 05486490 1953-06-10 6450 17.53 6 USGS 05486490 1954-06-01 6540 17.55 USGS 05486490 1955-07-10 2850 11.88 USGS 05486490 1956-08-18 2650 11.48 USGS 05486490 1957-05-11 3350 12.90 USGS 05486490 1958-09-08 8260 19.22 USGS 05486490 1959-07-01 8650 19.52 USGS 05486490 1960-03-30 9900 20.43 USGS 05486490 1961-02-18 6500 2 18.60 1 USGS 05486490 1962-03-20 8520 19.42 USGS 05486490 1963-03-04 4500 19.61 6 USGS 05486490 1964-09-07 5960 18.13 USGS 05486490 1965-03-17 9700 20.45 USGS 05486490 1966-05-15 5770 17.56 USGS 05486490 1967-06-12 5680 17.69 USGS 05486490 1968-04-24 1370 9.96 USGS 05486490 1969-07-19 9280 20.84 USGS 05486490 1970-08-08 8970 20.62 USGS 05486490 1971-05-24 4800 16.40 2 1971-02-19 18.62 1 USGS 05486490 1972-09-14 9150 21.46 USGS 05486490 1973-02-02 11100 22.77 USGS 05486490 1974-06-09 12600 25.33 USGS 05486490 1975-06-25 7890 20.43 USGS 05486490 1976-04-24 9900 22.46 USGS 05486490 1977-08-26 12800 23.04 USGS 05486490 1978-04-18 9190 21.46 USGS 05486490 1979-03-19 6100 18.32 USGS 05486490 1980-06-15 4260 16.08 USGS 05486490 1981-07-04 12300 22.78 USGS 05486490 1982-07-16 11100 22.21 USGS 05486490 1982-12-28 6710 18.34 USGS 05486490 1984-05-25 9800 21.65 USGS 05486490 1985-06-24 3470 15.09 2 1985-02-21 15.97 1 USGS 05486490 1986-04-03 5400 17.74 USGS 05486490 1987-08-27 15500 23.79 USGS 05486490 1987-11-29 874 9.00 USGS 05486490 1989-09-09 4340 16.22 USGS 05486490 1990-06-17 12800 23.03 USGS 05486490 1991-04-19 11300 22.27 USGS 05486490 1992-09-16 13500 23.23 USGS 05486490 1993-07-05 10000 21.62 USGS 05486490 1994-03-05 3580 14.77 2 1994-02-19 14.91 1 USGS 05486490 1995-04-27 7230 18.52 USGS 05486490 1996-05-10 12300 22.71 USGS 05486490 1997-05-08 7690 18.98 2 1997-02-19 20.35 1 USGS 05486490 1998-07-07 11500 22.27 USGS 05486490 1999-04-16 7420 18.73 USGS 05486490 2000-06-26 5210 16.41 USGS 05486490 2001-05-31 5770 17.04 USGS 05486490 2002-05-12 1190 10.22 USGS 05486490 2003-06-26 4170 15.21 USGS 05486490 2004-05-25 9990 21.03 USGS 05486490 2005-05-13 10800 21.66 USGS 05486490 2006-08-20 11:00 1060 9.88 USGS 05486490 2007-05-07 12600 22.44 USGS 05486490 2008-06-06 19000 25.55 USGS 05486490 2009-04-27 12000 22.64 USGS 05486490 2010-07-20 12700 23.01 USGS 05486490 2011-06-10 15100 24.08 USGS 05486490 2012-04-15 9650 20.75 USGS 05486490 2013-04-18 12200 22.76 USGS 05486490 2014-09-10 15100 24.60 USGS 05486490 2015-07-29 15900 24.90 USGS 05486490 2015-12-14 13000 23.49 USGS 05486490 2017-04-16 5140 16.49 USGS 05486490 2018-09-04 00:45 6540 18.10 USGS 05486490 2019-03-14 02:45 10800 2 22.97 2 2019-03-13 1030 25.19 USGS 05486490 2019-10-02 13:15 10700 21.94 USGS 05486490 2021-07-10 23:15 3950 15.86 USGS 05486490 2022-06-06 18:30 4640 16.54 USGS 05486490 2023-04-21 15:45 1660 12.09 USGS 05486490 2024-05-22 02:45 6660 18.80