# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-29 07:08:58 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 06770500 Platte River near Grand Island, 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 06770500 1934-03-05 7580 6 4.27 USGS 06770500 1935-06-06 30000 6 5.99 USGS 06770500 1936-03-06 15000 2,6 1936-03-03 5.64 1 USGS 06770500 1937-03-07 5390 6 3.92 USGS 06770500 1938-03-02 10000 2,6 1938-02-28 5.58 1 USGS 06770500 1939-03-19 9720 6 4.28 2 1939-03-10 5.00 1 USGS 06770500 1940-03-05 8000 2,6 1940-03-04 5.83 1 USGS 06770500 1941-02-06 1860 2,6 USGS 06770500 1942-05-06 15300 6 4.96 USGS 06770500 1943-07-05 4930 6 3.75 2 1943-02-09 4.86 1 USGS 06770500 1944-05-13 5450 6 3.84 2 1944-03-11 4.23 1 USGS 06770500 1945-06-11 6420 6 3.99 2 USGS 06770500 1946-03-17 4150 6 3.64 2 1946-01-06 4.39 1 USGS 06770500 1947-06-23 20300 6 5.66 2 1946-12-25 4.59 1 USGS 06770500 1948-03-19 15900 6 5.47 2 1948-03-18 5.62 1 USGS 06770500 1949-06-26 14100 6 4.89 2 1949-03-04 6.03 1 USGS 06770500 1950-05-09 4310 6 3.60 2 1950-02-19 4.32 1 USGS 06770500 1951-05-19 7060 6 4.13 2 USGS 06770500 1952-03-27 7800 2,6 4.35 2 1952-02-07 4.74 1 USGS 06770500 1953-03-06 2970 6 3.38 2 1953-01-27 4.17 1 USGS 06770500 1954-02-22 3450 6 3.40 2 1954-02-06 4.40 1 USGS 06770500 1955-03-10 4500 2,6 4.02 2 1955-03-10 1200 4.22 1 USGS 06770500 1956-03-01 1860 6 4.22 1 USGS 06770500 1957-05-27 5830 6 4.08 USGS 06770500 1958-04-03 4680 6 3.61 2 1958-02-25 4.89 1 USGS 06770500 1959-03-26 4000 6 3.44 2 1959-03-02 4.56 1 USGS 06770500 1960-03-27 10100 6 5.16 2 1960-03-27 1200 6.16 1 USGS 06770500 1961-05-23 5430 6 3.97 2 1961-02-03 4.18 1 USGS 06770500 1962-06-11 7000 6 4.07 2 1962-02-12 4.65 1 USGS 06770500 1963-02-18 3400 2,6 1963-02-10 4.93 1 USGS 06770500 1964-04-26 3380 6 3.47 2 1964-03-06 4.94 1 USGS 06770500 1965-06-29 12300 6 4.84 2 1965-03-02 5.12 1 USGS 06770500 1965-10-01 4940 6 3.58 2 1966-03-06 4.94 1 USGS 06770500 1967-06-14 18000 6 5.52 USGS 06770500 1968-06-25 3800 6 3.35 2 1968-02-20 4.72 1 USGS 06770500 1969-03-20 7400 2,6 4.97 1 USGS 06770500 1970-06-28 6910 6 3.48 2 1970-02-19 4.58 1 USGS 06770500 1971-06-14 11800 6 4.56 2 1971-02-28 4.78 1 USGS 06770500 1972-05-06 4750 6 3.38 2 1972-02-21 4.67 1 USGS 06770500 1973-06-01 17800 6 5.35 2 1973-05-17 5.40 USGS 06770500 1974-04-14 7770 6 3.90 2 1974-01-09 5.65 1 USGS 06770500 1975-06-23 5740 6 3.66 2 1974-12-09 4.37 USGS 06770500 1976-02-12 4300 6 3.30 2 1976-02-12 1200 4.21 1 USGS 06770500 1977-05-24 4550 6 3.45 2 1977-01-25 3.98 1 USGS 06770500 1978-03-17 11100 6 5.45 1 USGS 06770500 1979-06-29 6010 6 3.60 2 1979-03-08 5.61 1 USGS 06770500 1980-06-04 13400 6 4.82 USGS 06770500 1981-07-31 3690 6 3.08 2 1981-02-10 4.00 1 USGS 06770500 1982-05-25 2650 6 2.94 2 1982-02-21 4.58 1 USGS 06770500 1983-06-30 23900 6 5.97 USGS 06770500 1984-06-15 16000 6 5.17 USGS 06770500 1985-02-26 9000 6 5.00 2 1985-02-06 5.28 1 USGS 06770500 1986-02-25 7460 6 3.78 2 1986-01-02 3.91 1 USGS 06770500 1987-04-01 7970 6 3.96 USGS 06770500 1988-02-25 6080 6 4.22 1,2 1988-02-22 4.77 1 USGS 06770500 1989-06-27 6800 6 3.98 2 1989-03-11 4.46 1 USGS 06770500 1990-05-05 2890 6 2.79 2 1990-01-01 3.76 1 USGS 06770500 1991-06-01 5690 6 3.53 2 1991-02-10 3.91 1 USGS 06770500 1992-03-18 2770 6 2.75 2 1992-01-22 2.81 1 USGS 06770500 1993-03-12 13200 6 4.75 2 1993-03-10 5.54 1 USGS 06770500 1994-03-06 6690 6 3.69 2 1994-03-04 4.02 1 USGS 06770500 1995-06-12 16200 6 5.42 USGS 06770500 1996-05-29 6430 6 3.32 2 1996-03-10 4.76 1 USGS 06770500 1997-06-24 9260 6 4.17 2 1997-02-08 4.42 1 USGS 06770500 1998-04-08 7800 6 3.94 USGS 06770500 1999-05-13 12300 6 4.62 USGS 06770500 1999-10-07 4040 6 2.84 2 2000-02-24 2.91 USGS 06770500 2001-05-07 3390 6 2.78 2 2001-03-04 4.04 1 USGS 06770500 2002-03-19 2220 6 4.26 2 2002-01-31 5.01 1 USGS 06770500 2003-05-05 1580 6 4.10 2 2003-01-30 4.71 1 USGS 06770500 2004-02-29 1720 6 4.34 2 2004-02-21 5.71 1 USGS 06770500 2005-05-12 7510 6 5.85 USGS 06770500 2006-03-31 1410 6 4.07 2 2005-12-26 4.40 1 USGS 06770500 2007-02-23 7300 6 5.84 USGS 06770500 2008-05-27 13600 6 7.01 USGS 06770500 2008-10-25 4310 6 5.06 USGS 06770500 2010-06-24 8840 6 6.26 USGS 06770500 2011-06-27 10400 6 6.32 USGS 06770500 2011-10-10 6220 6 5.33 USGS 06770500 2013-09-29 9700 6 6.52 USGS 06770500 2013-10-03 10600 6 6.34 USGS 06770500 2015-06-05 16200 6 7.19 USGS 06770500 2016-05-31 8910 6 5.97 2 2016-01-21 7.79 1 USGS 06770500 2017-06-02 4810 6 5.08 2 2016-12-17 6.28 1 USGS 06770500 2018-05-23 02:45 3320 6 4.73 2 2018-02-05 0330 5.76 1 USGS 06770500 2019-07-11 09:45 18700 6 7.38 2 2019-03-15 1615 7.78 USGS 06770500 2020-05-25 20:30 12200 6 6.52 USGS 06770500 2021-03-15 06:00 6440 6 5.31 USGS 06770500 2022-06-08 03:30 2690 6 4.43 2 2021-12-29 1345 5.15 1