# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-21 20:30:44 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 06609500 Boyer River at Logan, 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 06609500 1881-05-00 25.00 Bd USGS 06609500 1918-06-05 8710 17.90 USGS 06609500 1919-04-23 8620 17.80 USGS 06609500 1920-08-20 3210 10.70 USGS 06609500 1921-09-10 6890 13.50 USGS 06609500 1922-08-21 7470 14.00 USGS 06609500 1923-06-18 9200 15.60 USGS 06609500 1924-06-24 13200 19.00 USGS 06609500 1925-06-03 12800 18.70 USGS 06609500 1938-09-06 13500 19.10 USGS 06609500 1939-07-03 9000 15.00 USGS 06609500 1940-07-09 13600 19.20 USGS 06609500 1941-06-11 4400 10.35 USGS 06609500 1942-06-28 13400 19.00 USGS 06609500 1943-05-15 13400 19.03 USGS 06609500 1944-06-12 12300 18.18 USGS 06609500 1945-04-23 13000 19.10 USGS 06609500 1946-09-04 11000 17.20 USGS 06609500 1947-06-22 12600 18.24 USGS 06609500 1948-02-27 9630 15.19 USGS 06609500 1949-03-04 17400 19.18 USGS 06609500 1950-06-18 18800 20.01 USGS 06609500 1951-03-28 23000 20.03 2 1951-03-26 20.12 1 USGS 06609500 1952-06-21 19000 19.50 USGS 06609500 1953-06-10 11300 15.30 USGS 06609500 1954-06-21 17700 18.80 USGS 06609500 1955-07-10 8450 12.52 2 1955-03-02 14.48 1 USGS 06609500 1956-05-13 7440 11.70 USGS 06609500 1957-06-16 23600 22.67 USGS 06609500 1958-07-02 17400 18.70 USGS 06609500 1959-05-31 13100 15.00 USGS 06609500 1960-03-29 10200 14.62 USGS 06609500 1961-06-27 14800 15.40 USGS 06609500 1962-03-28 12400 13.70 2 1962-08-31 14.86 USGS 06609500 1963-06-08 7800 11.66 USGS 06609500 1964-05-24 19600 19.52 USGS 06609500 1965-05-26 19400 19.33 2 1965-03-01 25.22 1 USGS 06609500 1966-06-28 3450 9.10 2 1966-02-08 14.90 1 USGS 06609500 1967-06-09 15200 16.89 USGS 06609500 1968-06-25 16000 17.50 USGS 06609500 1969-03-18 9900 13.75 USGS 06609500 1970-03-03 1840 7.28 USGS 06609500 1971-02-19 25000 22.65 USGS 06609500 1972-09-11 23500 21.76 USGS 06609500 1973-09-26 21000 20.32 USGS 06609500 1974-05-19 20900 20.21 USGS 06609500 1975-04-28 10200 13.84 USGS 06609500 1976-05-23 2260 7.25 USGS 06609500 1977-08-31 3860 11.38 USGS 06609500 1978-09-13 21900 21.73 USGS 06609500 1979-03-18 23400 22.47 USGS 06609500 1980-06-15 9870 14.84 USGS 06609500 1981-06-29 7350 12.96 USGS 06609500 1982-05-29 16400 18.93 USGS 06609500 1983-06-28 6290 12.43 USGS 06609500 1984-06-15 8700 14.63 USGS 06609500 1985-02-21 8600 2 15.54 1 USGS 06609500 1986-03-18 11900 16.37 USGS 06609500 1987-07-12 10000 15.10 USGS 06609500 1988-06-08 13200 16.01 USGS 06609500 1989-09-08 11000 15.75 USGS 06609500 1990-06-17 30800 22.54 USGS 06609500 1991-06-15 23700 20.76 USGS 06609500 1991-12-13 2860 8.57 USGS 06609500 1993-07-09 26200 22.19 USGS 06609500 1994-02-18 10500 2 15.07 1 USGS 06609500 1995-03-11 6150 11.97 USGS 06609500 1996-07-17 28700 23.87 USGS 06609500 1997-06-21 10100 14.37 2 1997-02-18 21.07 1 USGS 06609500 1998-06-11 9690 14.45 USGS 06609500 1999-07-02 11800 15.72 USGS 06609500 2000-06-26 908 5.58 USGS 06609500 2001-05-02 13100 16.26 USGS 06609500 2002-06-12 3900 9.81 USGS 06609500 2003-07-09 5330 11.12 2 2003-02-21 14.71 1 USGS 06609500 2004-06-17 4820 10.67 USGS 06609500 2005-02-13 4520 10.23 USGS 06609500 2006-09-17 04:00 1230 6.34 USGS 06609500 2007-05-06 24700 21.53 USGS 06609500 2008-06-08 33600 24.75 USGS 06609500 2008-12-27 6580 2 13.12 1 USGS 06609500 2010-06-27 11200 15.18 USGS 06609500 2011-02-17 8170 13.20 USGS 06609500 2012-02-29 1150 6.39 USGS 06609500 2013-05-27 5330 11.27 2 2013-05-27 1300 11.28 USGS 06609500 2014-09-01 25800 21.94 USGS 06609500 2015-08-29 10800 14.93 USGS 06609500 2015-12-14 21300 20.15 USGS 06609500 2017-05-20 6160 2017-01-19 0930 14.72 USGS 06609500 2018-08-20 13:45 10400 14.70 USGS 06609500 2019-03-13 20:30 35400 25.33 USGS 06609500 2020-06-10 06:45 5560 11.11 USGS 06609500 2021-07-11 20:45 1220 6.45 USGS 06609500 2022-07-08 05:45 1080 6.12 USGS 06609500 2023-02-27 17:00 6680 12.18 2,5 2023-02-15 0300 16.50