# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-07 06:06:57 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 05422000 Wapsipinicon River near De Witt, 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 05422000 1935-03-12 8070 9.70 USGS 05422000 1936-03-18 6880 9.10 USGS 05422000 1937-03-06 14900 10.80 2 1937-02-21 11.65 1 USGS 05422000 1938-02-08 7810 2 9.48 1 USGS 05422000 1939-03-13 8500 9.70 USGS 05422000 1940-06-27 3520 6.80 USGS 05422000 1941-09-14 8130 10.20 USGS 05422000 1942-06-19 8390 10.30 USGS 05422000 1943-03-19 6610 9.40 2 1942-12-28 10.26 1 USGS 05422000 1944-06-27 26000 12.07 USGS 05422000 1945-03-25 9000 10.20 USGS 05422000 1946-01-06 14600 11.10 USGS 05422000 1947-06-19 21600 11.80 USGS 05422000 1948-03-20 17200 11.10 USGS 05422000 1949-03-10 8240 10.00 USGS 05422000 1950-03-13 9700 10.10 USGS 05422000 1951-05-06 15600 11.30 USGS 05422000 1952-03-13 10800 10.88 USGS 05422000 1953-02-21 9350 10.73 USGS 05422000 1954-08-19 3940 8.15 USGS 05422000 1954-10-11 5620 9.33 2 1955-02-21 10.22 1 USGS 05422000 1956-05-30 3720 8.09 USGS 05422000 1957-06-21 2770 7.31 USGS 05422000 1958-06-14 5620 9.27 USGS 05422000 1959-04-04 10600 11.17 USGS 05422000 1960-04-04 18300 11.71 USGS 05422000 1961-04-04 14200 11.36 USGS 05422000 1962-04-06 17600 11.67 USGS 05422000 1963-03-20 6680 9.93 USGS 05422000 1964-06-22 3030 7.73 USGS 05422000 1965-09-24 11100 11.44 USGS 05422000 1966-02-10 9450 2 11.17 1,2 1966-02-18 11.88 1 USGS 05422000 1967-03-24 3770 8.65 USGS 05422000 1968-07-25 13800 11.91 USGS 05422000 1969-07-09 16200 12.30 USGS 05422000 1970-05-25 7960 11.04 USGS 05422000 1971-03-22 7880 11.02 USGS 05422000 1972-05-13 8040 11.06 USGS 05422000 1973-04-22 27000 12.76 USGS 05422000 1974-05-17 29900 13.07 USGS 05422000 1975-03-23 11200 11.65 USGS 05422000 1976-04-30 8520 11.18 USGS 05422000 1977-09-17 5540 10.90 USGS 05422000 1978-04-11 8320 11.55 USGS 05422000 1979-09-05 20400 12.45 USGS 05422000 1980-08-22 8480 11.17 USGS 05422000 1981-08-15 13400 11.92 USGS 05422000 1982-06-16 10800 12.02 USGS 05422000 1982-12-07 11300 11.67 USGS 05422000 1984-02-23 9550 11.44 2 1984-06-23 11.51 USGS 05422000 1985-02-25 14000 12.00 USGS 05422000 1986-07-11 18800 12.41 USGS 05422000 1987-08-28 7700 11.32 USGS 05422000 1988-01-31 6830 2 11.69 1 USGS 05422000 1989-03-11 2410 8.03 2 1989-03-10 8.60 1 USGS 05422000 1990-06-17 31100 14.19 USGS 05422000 1991-04-19 12500 12.28 USGS 05422000 1992-04-29 6860 11.34 2 1991-12-04 11.68 1 USGS 05422000 1993-07-08 22300 12.88 USGS 05422000 1994-02-24 12000 2 12.12 1,2 1994-02-23 12.49 1 USGS 05422000 1995-05-11 12900 12.11 USGS 05422000 1996-05-11 19400 12.59 2 1996-05-29 12.83 USGS 05422000 1997-02-22 19100 13.12 USGS 05422000 1998-04-06 10800 12.69 USGS 05422000 1999-05-24 25200 13.66 USGS 05422000 2000-06-15 10800 12.36 USGS 05422000 2001-02-26 11000 12.40 2 2001-02-10 12.94 USGS 05422000 2002-06-08 14400 13.16 USGS 05422000 2003-05-20 7320 11.40 USGS 05422000 2004-05-30 31500 13.79 USGS 05422000 2005-02-15 5370 10.43 USGS 05422000 2006-05-10 15:30 6640 11.22 USGS 05422000 2007-09-02 10800 12.36 USGS 05422000 2008-06-16 36400 14.13 USGS 05422000 2009-08-29 16900 13.14 USGS 05422000 2010-07-30 24800 13.52 USGS 05422000 2011-03-31 8340 11.89 USGS 05422000 2012-05-08 5020 10.15 USGS 05422000 2013-04-19 27800 13.70 USGS 05422000 2014-07-02 40900 14.32 USGS 05422000 2015-06-17 13100 12.70 USGS 05422000 2016-09-30 23400 13.86 USGS 05422000 2016-10-01 23400 13.86 USGS 05422000 2018-09-10 16:30 25400 13.97 USGS 05422000 2018-10-07 08:30 24200 13.92 USGS 05422000 2020-06-17 04:45 12800 13.10 USGS 05422000 2021-04-12 18:45 8590 12.26 USGS 05422000 2022-07-01 6990 11.62 USGS 05422000 2023-03-01 08:30 6630 11.66