# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-06 08:26:05 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 06600800 S OMAHA CR TRIBUTARY NO. 2 NR WALTHILL, 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 06600800 1950-08-07 420 11.40 USGS 06600800 1951-02-28 350 11.19 USGS 06600800 1952-07-06 400 11.36 USGS 06600800 1953-06-07 1220 12.32 USGS 06600800 1954-06-20 2150 12.90 USGS 06600800 1955-03-01 390 11.33 USGS 06600800 1956-07-11 1370 12.42 USGS 06600800 1957-06-16 940 12.11 USGS 06600800 1958-07-02 80.0 9.50 USGS 06600800 1959-05-28 334 11.13 USGS 06600800 1960-08-28 188 11.62 USGS 06600800 1961-06-14 320 11.53 USGS 06600800 1962-03-23 150 12.63 1 USGS 06600800 1963-05-12 7.00 8.35 USGS 06600800 1964-05-26 385 11.75 USGS 06600800 1965-07-19 35.0 9.40 USGS 06600800 1966-09-04 278 11.36 USGS 06600800 1967-06-14 640 12.62 USGS 06600800 1968-05-06 79.0 10.02 USGS 06600800 1969-03-18 430 12.00 USGS 06600800 1970-04-12 178 10.79 USGS 06600800 1971-02-18 475 12.16 USGS 06600800 1972-08-01 583 12.47 USGS 06600800 1973-03-23 160 10.68 USGS 06600800 1974-05-29 856 13.03 USGS 06600800 1975-06-18 130 10.44 USGS 06600800 1976-05-23 0.40 2 8.20 USGS 06600800 1976-10-04 5.00 8.20 USGS 06600800 1978-03-18 400 11.95