# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-08 19:51:28 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 11103000 LOS ANGELES R A LONG BEACH CA # # 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 11103000 1929-03-10 2870 USGS 11103000 1930-03-15 1970 USGS 11103000 1931-02-03 3700 11.50 USGS 11103000 1932-02-09 8380 9.87 USGS 11103000 1933-01-19 8710 10.14 USGS 11103000 1934-01-01 37500 12.55 USGS 11103000 1935-04-08 11100 9.12 USGS 11103000 1936-02-12 10400 USGS 11103000 1937-02-14 20500 USGS 11103000 1938-03-02 99000 USGS 11103000 1939-09-25 17300 USGS 11103000 1940-02-02 8440 USGS 11103000 1941-03-04 18200 6 11.10 USGS 11103000 1941-12-10 10800 6 11.24 USGS 11103000 1943-01-23 37900 6 17.44 USGS 11103000 1944-02-22 34000 6 13.70 USGS 11103000 1944-11-12 11600 6 11.10 USGS 11103000 1945-12-22 12800 6 10.20 USGS 11103000 1946-12-26 18800 6 7.88 USGS 11103000 1948-03-24 9310 6 6.45 USGS 11103000 1948-12-17 5520 6 5.48 USGS 11103000 1950-02-06 9090 6 6.80 USGS 11103000 1951-01-29 9040 6 7.37 USGS 11103000 1952-01-16 47800 6 11.05 USGS 11103000 1952-11-15 21100 6 8.62 USGS 11103000 1954-02-13 34800 6 9.42 USGS 11103000 1955-01-18 17800 6 6.85 USGS 11103000 1956-01-26 40500 2,6 USGS 11103000 1957-02-23 23000 6 7.45 USGS 11103000 1958-02-19 43800 6 9.84 USGS 11103000 1959-01-06 31000 6 8.17 USGS 11103000 1960-01-12 21700 6 6.80 USGS 11103000 1961-01-26 9450 6 4.60 USGS 11103000 1962-02-12 42200 6 9.64 USGS 11103000 1963-02-09 31400 6 8.18 USGS 11103000 1964-01-22 16000 6 5.84 USGS 11103000 1965-04-09 30100 6 8.05 USGS 11103000 1965-12-29 61500 6 11.71 USGS 11103000 1966-11-07 43700 6 9.96 USGS 11103000 1968-03-08 48900 6 10.49 USGS 11103000 1969-01-25 102000 6 16.00 USGS 11103000 1970-03-04 25500 6 7.54 USGS 11103000 1970-11-29 65100 6 12.45 USGS 11103000 1971-12-27 28700 6 8.00 USGS 11103000 1973-02-11 50800 6 10.69 USGS 11103000 1974-01-07 42900 6 9.74 USGS 11103000 1974-12-04 64500 6 12.25 USGS 11103000 1976-02-09 16000 6 5.85 USGS 11103000 1977-01-03 29500 6 7.98 USGS 11103000 1978-02-10 94800 6 15.20 USGS 11103000 1979-03-27 50900 6 10.70 USGS 11103000 1980-02-16 129000 6 17.99 USGS 11103000 1981-03-01 24200 6 7.19 USGS 11103000 1982-04-01 26800 6 7.19 USGS 11103000 1983-03-02 52000 1,6 USGS 11103000 1988-12-16 3740 1,6 USGS 11103000 1990-02-17 12100 1,6 USGS 11103000 1991-02-28 10700 1,6 USGS 11103000 1992-02-12 23800 1,6