# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-04-16 17:32:54 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 11059300 SANTA ANA R A E ST NR SAN BERNARDINO 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 11059300 1939-09-25 640 6 USGS 11059300 1940-01-08 2960 6 4.90 USGS 11059300 1940-12-24 3420 6 5.30 USGS 11059300 1941-12-10 160 6 4.92 2 1942-04-11 5.00 USGS 11059300 1943-01-23 7600 6 6.50 USGS 11059300 1944-02-22 1100 6 4.92 USGS 11059300 1945-02-02 4700 6 4.90 USGS 11059300 1945-12-23 6.25 USGS 11059300 1948-02-05 270 6 4.42 USGS 11059300 1949-01-13 89.0 6 4.45 USGS 11059300 1950-02-07 300 6 USGS 11059300 1951-01-11 120 6 3.00 USGS 11059300 1951-12-30 1220 1,6 USGS 11059300 1952-12-02 1370 6 3.34 USGS 11059300 1954-01-25 1300 6 4.62 USGS 11059300 1966-12-06 8000 6 10.05 USGS 11059300 1968-03-08 1110 6 6.37 USGS 11059300 1969-02-25 28000 6 11.90 USGS 11059300 1969-11-07 1280 6 9.80 USGS 11059300 1970-11-29 3440 6 8.37 USGS 11059300 1971-12-24 3900 6 6.41 USGS 11059300 1973-02-11 7100 2,6 4.92 USGS 11059300 1974-01-07 3980 6 4.23 USGS 11059300 1974-12-04 1130 6,C 4.10 USGS 11059300 1976-09-11 800 1,6,C USGS 11059300 1976-10-22 378 1,6,C USGS 11059300 1978-03-04 13700 6,C 5.70 USGS 11059300 1979-02-21 3900 6,C 9.45 USGS 11059300 1980-02-18 14500 6,C 13.40 USGS 11059300 1981-01-29 2900 1,6,C USGS 11059300 1982-03-17 6430 6,C 5.57 USGS 11059300 1983-03-02 11000 2,6,C USGS 11059300 1983-12-25 5230 6,C 4.84 USGS 11059300 1984-12-19 1260 6,C 5.28 USGS 11059300 1986-03-15 5380 6,C 7.10 USGS 11059300 1987-01-05 1000 6,C 5.44 USGS 11059300 1987-10-22 1020 6,C 5.51 USGS 11059300 1989-02-04 985 6,C 5.47 USGS 11059300 1990-02-17 1600 6,C 5.80 USGS 11059300 1991-03-01 6300 6,C 5.94 USGS 11059300 1992-02-12 8140 6,C 6.18 USGS 11059300 1993-01-07 15300 6,C 6.86 USGS 11059300 1994-02-07 3350 6,C 5.41 USGS 11059300 1996-02-20 4510 6,C 5.51 2 1996-01-31 5.52 USGS 11059300 1997-01-26 4680 6,C 5.96 USGS 11059300 1998-02-23 21100 6,C 7.70 USGS 11059300 1999-07-11 1090 6,C 5.00 USGS 11059300 2000-02-21 4140 6,C 5.56 USGS 11059300 2001-01-10 2600 6,C 5.19 USGS 11059300 2001-11-24 2670 6,C 5.21 USGS 11059300 2002-12-16 4240 6,C 5.58 USGS 11059300 2003-12-25 12100 6,C 6.70 USGS 11059300 2005-01-11 35700 6,C 9.04 USGS 11059300 2006-04-04 4460 6,C 5.74 USGS 11059300 2007-04-20 1200 6,C 4.67 USGS 11059300 2008-02-20 3400 6,C 5.50 USGS 11059300 2008-12-15 2430 6,C 5.08 USGS 11059300 2010-01-21 9580 6,C 6.25 USGS 11059300 2010-12-22 27800 6,C 8.35 USGS 11059300 2011-10-05 2300 6,C 5.10 USGS 11059300 2013-02-20 3120 6,C 5.14 USGS 11059300 2013-11-21 6150 6,C 5.80 USGS 11059300 2015-09-15 5710 6,C 5.81 USGS 11059300 2016-01-05 3480 6,C 5.41 USGS 11059300 2017-01-20 6000 6,C 5.94 USGS 11059300 2018-01-09 07:00 3510 6,C 5.41 USGS 11059300 2019-02-14 13:15 6250 6,C 6.96 USGS 11059300 2020-03-12 17:00 6210 6,C 5.99 USGS 11059300 2021-01-25 06:30 2890 6,C 5.24 USGS 11059300 2021-12-24 08:45 4300 6,C 5.64 USGS 11059300 2023-03-15 07:45 5230 6,C 5.82 USGS 11059300 2024-02-05 07:30 5650 6,C 5.89