# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-24 20:43:51 EST # # ---------------------------------- 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 11137900 HUASNA R NR ARROYO GRANDE 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 11137900 1960-02-01 200 2 4.10 USGS 11137900 1960-11-13 1.00 2.64 USGS 11137900 1962-02-10 2100 6.90 USGS 11137900 1963-02-10 71.0 3.62 USGS 11137900 1964-03-22 5.00 3.10 USGS 11137900 1965-04-09 725 5.83 USGS 11137900 1965-11-24 520 5.40 USGS 11137900 1966-12-06 14300 14.55 USGS 11137900 1968-03-08 104 5.69 USGS 11137900 1969-01-25 21000 15.90 USGS 11137900 1970-03-01 788 5.22 USGS 11137900 1971-01-13 187 4.58 USGS 11137900 1972-04-24 0.96 3.33 USGS 11137900 1973-02-11 1390 6.30 USGS 11137900 1974-01-07 730 5.38 USGS 11137900 1975-03-07 48.0 3.12 USGS 11137900 1976-02-09 9.90 2.62 USGS 11137900 1977-04-12 1.30 2.47 USGS 11137900 1978-02-09 5420 9.77 USGS 11137900 1979-03-29 743 5.41 USGS 11137900 1980-02-18 2560 7.66 USGS 11137900 1981-03-21 507 4.96 USGS 11137900 1982-04-11 2690 7.78 USGS 11137900 1983-03-01 4010 8.30 USGS 11137900 1983-11-25 231 4.21 USGS 11137900 1985-02-09 529 4.66 USGS 11137900 1986-02-19 1290 7.00 USGS 11137900 2004-02-25 26.0 3.90 USGS 11137900 2005-01-09 5570 9.20 USGS 11137900 2006-01-02 5120 9.00 USGS 11137900 2006-12-27 2.90 1.47 USGS 11137900 2008-01-28 1220 5.38 USGS 11137900 2008-12-15 7.60 1.40 USGS 11137900 2010-01-22 1350 5.58 USGS 11137900 2010-12-19 7560 11.16 USGS 11137900 2012-01-21 4.80 1.15 USGS 11137900 2012-12-24 146 2.65 USGS 11137900 2014-05-01 1.60 1.11 USGS 11137900 2014-12-12 16.0 1.52 USGS 11137900 2016-01-19 0.22 0.98 USGS 11137900 2017-02-07 6190 11.04 USGS 11137900 2018-03-22 17:00 809 5.69 USGS 11137900 2019-03-06 05:30 1560 7.58 USGS 11137900 2020-04-09 20:45 191 3.76 USGS 11137900 2021-01-28 15:45 1.31 2.19 USGS 11137900 2021-12-23 15:45 1.44 2.14 USGS 11137900 2023-01-09 18:45 19600 18.63