# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-23 02:31:28 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 05487470 South River near Ackworth, 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 05487470 1930-06-00 30000 7,Bd 24.50 Bd USGS 05487470 1940-08-11 1770 8.30 USGS 05487470 1941-06-09 13400 20.60 USGS 05487470 1941-11-01 9480 18.70 USGS 05487470 1943-05-15 6130 15.10 USGS 05487470 1944-05-22 10900 19.70 USGS 05487470 1945-04-16 11800 19.60 USGS 05487470 1946-06-19 12600 20.00 USGS 05487470 1947-06-05 34000 24.60 USGS 05487470 1948-03-15 8900 16.00 USGS 05487470 1949-06-25 11000 17.80 USGS 05487470 1950-05-09 15200 20.10 USGS 05487470 1951-05-26 13100 18.84 USGS 05487470 1952-06-22 16600 21.83 USGS 05487470 1953-06-10 16200 20.65 USGS 05487470 1954-04-25 7100 13.70 USGS 05487470 1955-07-10 5500 12.02 USGS 05487470 1956-08-18 2350 7.69 USGS 05487470 1957-04-03 3130 9.01 USGS 05487470 1958-07-02 6040 14.43 USGS 05487470 1959-05-22 13700 22.81 USGS 05487470 1960-03-30 18100 22.60 USGS 05487470 1961-02-18 11400 19.80 USGS 05487470 1962-03-19 12300 25.53 USGS 05487470 1963-04-29 7260 20.82 USGS 05487470 1964-06-23 4480 16.90 USGS 05487470 1965-03-17 12100 25.47 USGS 05487470 1966-05-15 12100 25.58 USGS 05487470 1967-06-12 11500 25.35 USGS 05487470 1968-04-23 3810 14.87 USGS 05487470 1969-07-18 15200 28.20 USGS 05487470 1970-08-08 14500 27.46 USGS 05487470 1970-10-09 9200 22.00 USGS 05487470 1972-08-06 12000 24.98 USGS 05487470 1973-02-02 14400 27.35 USGS 05487470 1974-06-10 19500 29.07 USGS 05487470 1975-06-27 9060 21.73 USGS 05487470 1976-04-24 11800 24.34 USGS 05487470 1977-08-26 15800 26.99 USGS 05487470 1978-04-18 11600 24.17 USGS 05487470 1979-04-25 4880 16.68 USGS 05487470 1980-06-15 11900 24.31 USGS 05487470 1981-07-05 32700 32.85 USGS 05487470 1982-07-16 26000 32.00 USGS 05487470 1982-12-28 10300 21.47 USGS 05487470 1984-04-30 10900 23.15 USGS 05487470 1985-06-24 5700 18.08 USGS 05487470 1986-07-12 8630 21.42 USGS 05487470 1987-08-27 19900 29.55 USGS 05487470 1987-11-28 3670 15.50 USGS 05487470 1989-09-09 1800 11.87 USGS 05487470 1990-06-17 38100 31.25 USGS 05487470 1991-04-19 19200 26.93 USGS 05487470 1992-09-16 14600 26.77 USGS 05487470 1993-07-06 32200 30.02 USGS 05487470 1994-03-04 4100 15.44 USGS 05487470 1995-05-08 5670 17.89 USGS 05487470 1996-05-10 20800 26.04 USGS 05487470 1997-05-07 13400 22.10 USGS 05487470 1998-03-30 21700 25.91 USGS 05487470 1999-04-16 8330 16.44 USGS 05487470 2000-06-25 6580 16.60 USGS 05487470 2001-05-13 13800 22.13 USGS 05487470 2002-05-11 3360 13.20 USGS 05487470 2003-06-25 8400 18.18 USGS 05487470 2004-08-04 9660 19.18 USGS 05487470 2005-05-13 7130 17.10 USGS 05487470 2006-08-14 05:00 4260 14.26 USGS 05487470 2007-05-07 20900 28.42 USGS 05487470 2008-07-29 35700 31.57 USGS 05487470 2009-04-27 20800 25.21 USGS 05487470 2010-07-20 22500 25.91 USGS 05487470 2011-05-25 20300 25.67 2 2011-05-25 1300 25.82 USGS 05487470 2012-04-15 10100 19.35 USGS 05487470 2013-04-18 26300 27.38 USGS 05487470 2014-09-10 31100 29.91 USGS 05487470 2015-06-25 34800 31.87 USGS 05487470 2015-12-14 17800 24.27 USGS 05487470 2017-04-05 7120 16.87 USGS 05487470 2018-09-04 02:00 5730 15.63 USGS 05487470 2019-05-28 23:00 17700 24.06 USGS 05487470 2020-03-20 04:30 9870 19.43 USGS 05487470 2021-04-08 04:30 8540 18.36 USGS 05487470 2022-05-03 15:30 5170 15.24 USGS 05487470 2023-02-27 21:30 2470 11.45