# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-19 08:49:33 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 11080500 EF SAN GABRIEL R NR CAMP BONITA 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 11080500 1933-01-19 1250 4.02 USGS 11080500 1934-01-01 8500 5.79 USGS 11080500 1935-04-08 1080 4.92 USGS 11080500 1936-02-11 1290 USGS 11080500 1937-02-14 2180 USGS 11080500 1938-03-02 46000 USGS 11080500 1938-12-18 716 8.60 6 USGS 11080500 1940-01-08 1360 8.73 USGS 11080500 1941-02-20 1870 8.46 USGS 11080500 1942-08-10 349 7.14 USGS 11080500 1943-01-23 25000 10.50 USGS 11080500 1944-02-22 2410 11.05 USGS 11080500 1944-11-11 2810 11.25 USGS 11080500 1945-12-21 2760 10.90 USGS 11080500 1946-12-26 1900 10.40 USGS 11080500 1948-04-29 210 10.05 USGS 11080500 1949-04-24 70.0 9.75 USGS 11080500 1950-02-06 248 7.89 USGS 11080500 1951-04-28 39.0 6.84 USGS 11080500 1952-01-16 1110 10.68 USGS 11080500 1952-12-12 116 8.10 USGS 11080500 1954-01-25 1690 10.55 USGS 11080500 1954-11-11 203 9.00 USGS 11080500 1956-01-26 1020 10.23 USGS 11080500 1957-01-13 1060 10.60 USGS 11080500 1958-04-03 2720 11.33 USGS 11080500 1959-02-16 947 10.46 USGS 11080500 1960-04-28 94.0 8.59 USGS 11080500 1960-11-12 112 8.77 USGS 11080500 1962-02-11 3600 11.76 USGS 11080500 1963-02-09 607 10.04 USGS 11080500 1964-01-22 202 8.91 USGS 11080500 1965-04-09 274 9.30 USGS 11080500 1965-12-29 9760 13.82 USGS 11080500 1966-12-06 6220 12.55 USGS 11080500 1967-11-19 693 9.85 USGS 11080500 1969-01-25 21900 15.74 USGS 11080500 1970-03-01 590 9.58 USGS 11080500 1970-11-29 1490 10.42 USGS 11080500 1971-12-24 759 9.85 USGS 11080500 1973-02-11 3790 11.95 USGS 11080500 1974-01-07 416 10.23 USGS 11080500 1975-03-06 269 9.31 USGS 11080500 1976-09-10 5120 12.22 USGS 11080500 1977-01-03 507 9.83 USGS 11080500 1978-03-04 15600 16.49 USGS 11080500 1979-03-27 1210 16.94