# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-20 12:31:55 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 Iowa 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 06808500 West Nishnabotna River at Randolph, 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 06808500 1947-06-00 24.00 5,Bd USGS 06808500 1949-03-05 16000 2 24.60 1 USGS 06808500 1950-05-09 29600 21.93 USGS 06808500 1951-07-03 29400 21.77 USGS 06808500 1952-06-22 25500 20.50 USGS 06808500 1953-06-28 4980 11.77 USGS 06808500 1954-08-23 13400 17.15 USGS 06808500 1955-07-09 13900 16.18 USGS 06808500 1956-07-08 17900 17.80 USGS 06808500 1957-06-16 15600 17.58 USGS 06808500 1958-02-24 19100 2 18.62 1 USGS 06808500 1959-05-29 16200 18.13 USGS 06808500 1960-03-30 20600 19.18 USGS 06808500 1961-03-13 11700 15.56 USGS 06808500 1962-05-29 26600 21.60 USGS 06808500 1963-03-11 12000 15.33 USGS 06808500 1964-05-26 17400 18.76 USGS 06808500 1965-03-01 28000 2 22.76 1 USGS 06808500 1966-06-26 21200 19.38 USGS 06808500 1967-06-21 35500 22.60 USGS 06808500 1968-06-26 944 9.14 USGS 06808500 1969-03-18 12900 16.67 USGS 06808500 1970-05-14 5560 13.31 USGS 06808500 1971-02-19 20000 19.00 USGS 06808500 1972-09-14 18500 21.71 USGS 06808500 1973-09-26 19000 19.79 USGS 06808500 1974-05-19 7590 16.95 USGS 06808500 1975-04-28 12000 17.78 USGS 06808500 1976-06-14 13700 19.90 USGS 06808500 1977-09-04 10200 18.14 USGS 06808500 1978-09-14 12700 19.46 USGS 06808500 1979-03-18 17100 21.20 USGS 06808500 1980-06-04 13000 19.60 USGS 06808500 1981-05-04 1970 10.89 USGS 06808500 1982-06-15 27600 23.51 USGS 06808500 1983-05-19 8540 17.15 USGS 06808500 1984-06-15 20900 22.35 USGS 06808500 1985-02-21 5600 2 17.57 1 USGS 06808500 1986-07-12 10400 18.23 USGS 06808500 1987-05-26 40800 24.50 USGS 06808500 1988-06-09 2080 10.59 2 1988-01-31 15.91 1 USGS 06808500 1989-09-09 21300 22.92 USGS 06808500 1990-07-26 31300 23.55 USGS 06808500 1991-06-14 17000 21.61 USGS 06808500 1992-07-30 3980 12.96 USGS 06808500 1993-07-23 22100 23.60 USGS 06808500 1994-06-23 8820 18.29 USGS 06808500 1995-05-10 5690 14.72 USGS 06808500 1996-06-22 12200 20.51 USGS 06808500 1997-02-19 9930 19.45 USGS 06808500 1998-06-15 28700 23.92 USGS 06808500 1999-08-08 29300 23.36 USGS 06808500 2000-06-14 5490 14.99 USGS 06808500 2001-03-15 7430 16.81 USGS 06808500 2002-06-14 1680 10.43 USGS 06808500 2003-05-05 5500 15.00 USGS 06808500 2004-05-25 16600 20.93 USGS 06808500 2005-05-13 6670 16.12 USGS 06808500 2006-05-30 06:45 1140 9.72 USGS 06808500 2007-05-07 24800 24.16 USGS 06808500 2008-06-12 25200 23.84 USGS 06808500 2009-07-04 6580 16.10 USGS 06808500 2010-06-14 11000 19.40 USGS 06808500 2011-06-27 8180 17.46 USGS 06808500 2012-04-15 4790 14.49 USGS 06808500 2013-05-28 5010 14.29 USGS 06808500 2014-06-04 21900 22.08 USGS 06808500 2014-10-01 9920 18.88 USGS 06808500 2015-12-15 13900 20.89 USGS 06808500 2017-05-20 7690 17.04 USGS 06808500 2018-08-20 20:30 14000 19.75 USGS 06808500 2019-03-14 13:45 26500 24.87 USGS 06808500 2019-10-11 15:30 6770 15.89 USGS 06808500 2021-03-15 20:00 1740 10.38 USGS 06808500 2022-05-26 14:45 2410 11.38 USGS 06808500 2023-02-28 05:15 5320 15.07