# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-14 14:53:24 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 50051800 RIO GRANDE DE LOIZA AT HWY 183 SAN LORENZO, 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 50051800 1990-10-20 7510 16.60 USGS 50051800 1992-01-05 40700 31.37 USGS 50051800 1993-07-11 14600 21.50 USGS 50051800 1994-09-20 09:45 15100 21.81 USGS 50051800 1995-09-06 5490 14.88 USGS 50051800 1996-09-10 11:00 56800 9 35.62 USGS 50051800 1997-08-24 3420 12.93 USGS 50051800 1998-09-21 21:40 36600 9 30.14 USGS 50051800 1998-10-22 16:30 9990 18.48 USGS 50051800 2000-08-23 08:10 18000 23.19 USGS 50051800 2001-08-22 22:00 19100 23.67 USGS 50051800 2001-11-08 19:00 6070 15.41 USGS 50051800 2003-04-17 14:45 7810 16.86 USGS 50051800 2004-09-15 12:55 26500 26.74 USGS 50051800 2005-05-17 04:15 13800 20.98 USGS 50051800 2006-07-10 09:10 9430 18.08 USGS 50051800 2006-10-18 21:05 10500 18.87 USGS 50051800 2008-09-21 19:30 20900 24.50 USGS 50051800 2009-09-05 07:00 10900 19.10 USGS 50051800 2010-05-28 20:45 7170 16.34 USGS 50051800 2011-05-20 16:45 13500 20.84 USGS 50051800 2012-08-24 13:00 7480 16.59 USGS 50051800 2013-09-08 02:55 4860 14.31 USGS 50051800 2014-08-22 15:15 6420 15.71 USGS 50051800 2014-11-07 4150 13.66 USGS 50051800 2015-10-25 9440 18.09 USGS 50051800 2017-09-20 10:29 20200 9 24.18 USGS 50051800 2017-10-15 22:05 14400 19.86 USGS 50051800 2019-04-29 00:40 11200 18.08 USGS 50051800 2020-07-30 10:50 10600 17.74 USGS 50051800 2020-11-23 04:35 4970 13.63 USGS 50051800 2022-09-18 15:00 34200 9 27.71 USGS 50051800 2023-04-08 06:10 11500 18.28