# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-26 09:42:32 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 50144000 RIO GRANDE DE ANASCO NR SAN SEBASTIAN, PR # # 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 50144000 1963-11-02 12500 15.34 USGS 50144000 1965-08-25 11600 14.70 USGS 50144000 1966-06-18 8800 12.86 USGS 50144000 1967-09-01 8020 12.30 USGS 50144000 1968-09-09 6980 11.48 USGS 50144000 1969-05-17 14400 16.43 USGS 50144000 1969-11-09 10700 14.13 USGS 50144000 1971-06-30 7450 11.86 USGS 50144000 1971-10-26 20300 19.61 USGS 50144000 1972-10-21 16000 17.28 USGS 50144000 1974-09-27 8090 12.35 USGS 50144000 1975-09-16 140000 33.90 USGS 50144000 1976-04-29 9320 9.83 6 USGS 50144000 1977-09-13 9300 9.82 USGS 50144000 1978-09-24 8960 9.62 USGS 50144000 1979-08-31 38700 18.10 USGS 50144000 1980-05-27 28600 15.60 USGS 50144000 1981-07-14 7830 8.27 USGS 50144000 1982-09-13 29700 15.92 USGS 50144000 1983-04-21 8000 8.36 USGS 50144000 1983-10-22 19300 12.90 USGS 50144000 1985-05-18 77200 26.77 USGS 50144000 1985-10-07 53600 21.94 USGS 50144000 1987-08-18 5950 7.23 USGS 50144000 1988-08-24 32300 16.65 USGS 50144000 1988-10-20 15600 11.61 USGS 50144000 1989-10-19 12600 10.45 USGS 50144000 1991-08-05 13800 10.93 USGS 50144000 1992-09-30 21400 13.35 USGS 50144000 1992-10-10 21300 13.54 USGS 50144000 1994-09-07 18:15 7410 8.16 USGS 50144000 1994-10-12 17:30 14200 11.07 USGS 50144000 1996-09-10 51200 9 21.33 USGS 50144000 1996-10-14 9710 9.21 USGS 50144000 1998-09-22 07:00 162000 9 34.50 USGS 50144000 1999-09-06 18:45 15900 11.44 USGS 50144000 1999-11-08 20:20 17800 12.05 USGS 50144000 2000-10-23 17:30 9130 8.90 USGS 50144000 2002-04-27 4670 1,2 USGS 50144000 2003-05-16 19:30 13100 10.67 USGS 50144000 2004-09-16 01:30 32700 16.63 USGS 50144000 2005-09-28 21:10 12000 10.21 USGS 50144000 2005-10-11 02:55 25400 14.76 USGS 50144000 2007-08-25 19:30 12400 10.37 USGS 50144000 2008-09-03 12:35 50800 20.33 USGS 50144000 2009-05-21 17:50 12400 10.38 USGS 50144000 2009-10-09 23:40 12700 10.50 USGS 50144000 2010-10-08 05:50 46400 19.51 USGS 50144000 2012-05-02 19:00 14200 11.10 USGS 50144000 2013-05-10 20:25 17900 12.43 USGS 50144000 2014-08-24 22400 13.86 USGS 50144000 2015-09-20 16500 11.95 USGS 50144000 2015-10-25 22:15 25800 14.87 USGS 50144000 2017-09-20 15:04 185000 2,9 35.84 USGS 50144000 2017-10-01 19:54 12700 USGS 50144000 2019-09-09 17:15 5750 8.79 USGS 50144000 2020-07-30 19:35 12500 12.29 USGS 50144000 2020-10-18 19:45 10600 11.39 USGS 50144000 2022-09-18 18:35 59000 9 26.21 USGS 50144000 2023-09-19 22:15 6770 9.37