# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-27 10:18:42 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 06461500 Niobrara River near Sparks, Nebr. # # 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 06461500 1946-09-19 2350 6 4.33 USGS 06461500 1947-06-16 3560 6 4.75 2 1947-01-09 7.14 1 USGS 06461500 1948-08-11 5200 6 5.23 USGS 06461500 1949-03-05 10200 6 6.73 USGS 06461500 1950-08-27 3500 6 4.51 USGS 06461500 1951-07-29 5470 6 5.29 USGS 06461500 1952-03-30 2560 6 4.09 2 1952-03-10 5.56 1 USGS 06461500 1953-05-02 2640 6 4.12 2 1953-02-23 4.94 1 USGS 06461500 1954-03-13 6180 6,9 5.43 USGS 06461500 1955-03-09 4460 6 4.98 USGS 06461500 1956-05-07 2280 6 3.89 2 1956-03-05 6.11 1 USGS 06461500 1957-05-21 4460 6 4.86 USGS 06461500 1958-08-10 2230 6 3.81 2 1958-04-01 3.83 USGS 06461500 1959-05-09 2070 6 3.79 2 USGS 06461500 1959-11-06 6430 6,9 5.60 USGS 06461500 1960-12-05 2800 6,9 4.32 1,2 1961-03-01 9.07 1 USGS 06461500 1962-07-01 7670 6 5.99 2 1962-02-15 8.09 1 USGS 06461500 1962-12-11 4570 6,9 4.97 2 1963-03-01 9.07 1 USGS 06461500 1963-12-21 7440 6,9 5.92 USGS 06461500 1964-11-21 4520 6,9 4.95 USGS 06461500 1966-03-11 6000 2,6 6.79 1 USGS 06461500 1967-06-15 3970 6 4.74 USGS 06461500 1968-06-07 3700 6 4.72 USGS 06461500 1969-04-02 2140 6 3.84 2 1968-12-22 8.45 1 USGS 06461500 1970-04-26 2230 6 3.95 2 1970-02-21 4.41 1 USGS 06461500 1970-11-23 4430 6,9 4.94 USGS 06461500 1971-11-01 1850 6 3.67 2 1972-01-07 4.12 1 USGS 06461500 1972-12-03 3100 6 4.53 1,2 1973-02-07 10.06 1 USGS 06461500 1973-10-04 1770 6 3.70 2 1974-02-09 6.81 1 USGS 06461500 1975-07-31 2250 6 3.81 2 1975-01-12 4.86 1 USGS 06461500 1976-02-09 1830 6 3.66 USGS 06461500 1977-03-12 3280 6 4.45 2 1977-02-17 6.04 1 USGS 06461500 1978-05-31 2190 6 3.90 2 1978-03-15 6.61 1 USGS 06461500 1979-04-12 1930 6 3.80 2 1979-07-06 4.49 USGS 06461500 1980-03-19 2090 6 4.06 2 1980-06-16 4.10 USGS 06461500 1980-11-26 2230 6 4.39 2 1981-07-06 4.49 USGS 06461500 1982-06-06 4780 6 5.14 USGS 06461500 1983-07-17 4520 6 4.95 USGS 06461500 1984-02-05 5000 1,2,6 8.15 1 USGS 06461500 1985-01-03 2000 6 4.18 1 USGS 06461500 1986-02-27 1560 6 3.49 2 1986-01-22 7.53 1 USGS 06461500 1987-03-24 1520 6 3.47 USGS 06461500 1988-05-26 1830 6 3.75 2 1988-01-07 5.53 1 USGS 06461500 1989-03-09 3000 6 5.09 1,2 1989-03-08 6.27 1 USGS 06461500 1990-05-25 3480 6 4.53 USGS 06461500 1991-06-04 1680 6 3.58 2 1991-02-10 6.64 1 USGS 06461500 1992-03-09 1150 6 3.10 2 1992-01-14 3.26 1 USGS 06461500 1993-08-16 1710 6 3.60 2 1993-02-18 8.10 1 USGS 06461500 1994-03-02 4800 2,6,9 9.00 1,2 1994-02-07 9.23 1 USGS 06461500 1995-05-28 2140 6 3.97 USGS 06461500 1996-05-27 1890 6 3.69 2 1996-02-10 8.12 1 USGS 06461500 1997-02-20 1460 6 3.42 2 1997-02-20 1200 8.70 1 USGS 06461500 1998-06-14 1530 6 3.48 USGS 06461500 1999-07-16 1560 6 3.50 2 1998-12-24 8.70 1 USGS 06461500 2000-05-21 2010 6 3.75 USGS 06461500 2001-07-12 2920 6 4.26 2 2000-12-17 5.47 1 USGS 06461500 2002-04-02 1310 6 3.29 2 2002-01-01 3.53 1 USGS 06461500 2003-06-25 1310 6 3.33 2 2002-12-28 3.45 1 USGS 06461500 2004-03-01 1060 6 3.10 2 2004-05-12 3.17 1 USGS 06461500 2005-04-22 1950 6 3.75 2 2005-01-17 8.90 1 USGS 06461500 2006-04-07 1260 6 3.21 2 2005-12-09 4.32 1 USGS 06461500 2007-05-05 1430 6 3.37 2 2006-12-04 3.72 1 USGS 06461500 2008-06-05 2230 6 3.91 USGS 06461500 2009-06-14 2350 6 3.89 2 2008-12-22 6.92 1 USGS 06461500 2010-06-16 2540 6 3.96 2 2009-12-16 4.68 1 USGS 06461500 2011-06-27 1950 6 3.65 2 2011-01-23 4.33 1 USGS 06461500 2012-04-19 1290 6 3.26 2 2011-12-11 3.81 1 USGS 06461500 2013-05-19 1730 6 3.52 2 2013-01-08 4.53 1 USGS 06461500 2014-06-07 2930 6 4.19 2 2014-02-05 12.17 1 USGS 06461500 2015-05-28 3210 6 4.30 2 2015-01-11 4.57 1 USGS 06461500 2016-05-22 2750 6 4.09 USGS 06461500 2017-02-24 1870 6 3.52 2 2016-12-19 4.42 1 USGS 06461500 2018-03-23 23:00 1660 6 3.49 2 2018-02-20 1200 12.00 1 USGS 06461500 2019-03-25 21:15 6970 6 6.16 USGS 06461500 2020-03-31 07:00 1890 6 3.60 USGS 06461500 2021-03-15 08:30 1790 6 3.48 USGS 06461500 2022-04-30 07:45 1580 6 3.31 2 2022-01-04 0915 3.49 1