# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-28 18:26:36 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 06473000 JAMES RIVER AT ASHTON,SD # # 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 06473000 1946-03-28 494 7.12 USGS 06473000 1947-05-22 786 8.83 USGS 06473000 1948-05-16 1110 10.90 2 1948-03-25 13.78 1 USGS 06473000 1949-05-21 579 7.94 USGS 06473000 1950-05-19 5170 19.14 USGS 06473000 1951-05-18 840 9.39 USGS 06473000 1952-04-23 4860 19.59 USGS 06473000 1953-08-04 1000 1953-08-03 10.64 1 USGS 06473000 1954-06-30 317 6.34 USGS 06473000 1955-07-30 194 5.84 2 1955-03-15 8.56 1 USGS 06473000 1956-07-07 204 5.57 USGS 06473000 1957-06-22 170 5.54 USGS 06473000 1958-03-30 373 7.46 USGS 06473000 1959-00-00 0.00 Bm USGS 06473000 1960-04-10 520 12.04 2 1960-04-04 12.96 1 USGS 06473000 1961-05-25 16.0 4.52 USGS 06473000 1962-08-30 805 10.08 2 1962-04-03 12.37 1 USGS 06473000 1963-06-30 320 6.51 USGS 06473000 1964-07-28 663 8.60 USGS 06473000 1965-05-28 900 10.19 USGS 06473000 1966-04-14 2170 15.16 USGS 06473000 1967-05-11 722 9.24 2 1967-05-16 9.26 1 USGS 06473000 1968-05-30 259 5.99 USGS 06473000 1969-04-24 5680 20.63 2 1969-04-13 21.17 1 USGS 06473000 1970-04-28 444 7.66 USGS 06473000 1971-07-19 195 5.43 2 1971-03-31 5.49 1 USGS 06473000 1972-04-19 800 9.95 2 1972-03-20 11.21 1 USGS 06473000 1973-03-17 130 5.22 1 USGS 06473000 1974-06-10 132 5.12 USGS 06473000 1975-08-09 1130 1 USGS 06473000 1976-04-07 393 6.87 USGS 06473000 1977-03-16 98.0 5.21 1 USGS 06473000 1978-04-18 1680 14.06 2 1978-04-02 16.17 1 USGS 06473000 1979-05-18 2060 14.86 USGS 06473000 1979-11-13 295 5.92 2 1979-11-29 6.51 1 USGS 06473000 1981-04-16 68.0 4.13 2 1980-12-01 4.93 1 USGS 06473000 1982-05-05 1000 11.03 USGS 06473000 1983-04-24 828 10.02 USGS 06473000 1984-05-06 1170 11.47 USGS 06473000 1985-03-22 750 10.33 1 USGS 06473000 1986-05-10 1930 16.74 1 USGS 06473000 1987-04-25 1370 12.52 USGS 06473000 1987-12-11 320 5.78 USGS 06473000 1989-04-20 1330 2 12.85 1,2 1989-04-01 14.97 1 USGS 06473000 1990-07-28 259 6.09 USGS 06473000 1991-05-29 300 1,2 1991-06-10 8.99 1 USGS 06473000 1992-07-01 360 7.22 USGS 06473000 1993-09-10 1390 2 12.92 1,2 1993-08-01 13.49 1 USGS 06473000 1994-04-02 2410 16.23 2 1994-03-23 17.95 1 USGS 06473000 1995-05-22 4500 21.21 1,2 1995-05-18 22.39 1 USGS 06473000 1996-05-19 2180 15.26 USGS 06473000 1997-04-23 9150 25.03 2 1881 1997-04-06 26.64 1 USGS 06473000 1998-05-18 1320 12.79 USGS 06473000 1999-06-11 2290 15.57 2 1999-05-17 16.51 1 USGS 06473000 2000-04-10 794 9.43 2 1999-10-02 12.63 1 USGS 06473000 2001-04-29 3750 18.76 2 2001-04-13 19.09 1 USGS 06473000 2002-05-15 324 6.35 2 USGS 06473000 2003-07-09 680 8.53 USGS 06473000 2004-07-10 832 9.13 USGS 06473000 2005-07-16 2010 13.84 USGS 06473000 2006-04-16 903 9.38 USGS 06473000 2007-05-14 3640 17.39 1 USGS 06473000 2008-04-13 336 6.06 2 2007-10-01 7.67 1 USGS 06473000 2009-04-29 9500 23.03 1,2 2009-04-30 23.04 1 USGS 06473000 2010-04-04 8510 23.71 1,2 2010-03-22 25.25 1 USGS 06473000 2011-05-02 9520 24.21 1,2 2011-04-28 24.40 1 USGS 06473000 2012-03-16 1090 9.89 USGS 06473000 2013-07-31 1270 10.23 USGS 06473000 2014-07-10 1130 10.08 USGS 06473000 2015-07-02 1310 10.34 USGS 06473000 2016-03-09 494 6.43 USGS 06473000 2017-03-28 1120 9.79 1,2 2017-03-29 9.80 1 USGS 06473000 2018-05-23 14:30 1010 9.24 USGS 06473000 2019-04-18 15:30 6490 21.53 1,2 2019-04-23 1000 23.20 1 USGS 06473000 2020-04-20 19:00 4910 18.36 USGS 06473000 2021-04-11 12:15 322 5.45 2 2020-10-01 0115 9.88 USGS 06473000 2022-06-09 06:15 3980 17.51 USGS 06473000 2023-05-17 13:45 3770 16.72 2 2023-04-21 1430 19.91 1