# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-02-01 11:01:37 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 50043000 RIO DE LA PLATA AT PROYECTO LA PLATA, 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 50043000 1960-09-06 54500 30.50 USGS 50043000 1961-08-27 59600 32.20 USGS 50043000 1962-08-22 12400 14.69 USGS 50043000 1962-10-15 11100 14.58 USGS 50043000 1964-07-12 2680 10.77 USGS 50043000 1965-08-10 27000 20.90 USGS 50043000 1966-05-28 8960 13.48 USGS 50043000 1966-12-10 6200 11.72 USGS 50043000 1967-10-29 1150 8.93 USGS 50043000 1969-05-21 14100 15.48 USGS 50043000 1970-08-27 18100 17.31 USGS 50043000 1970-10-09 48000 28.32 USGS 50043000 1971-11-08 5630 11.39 USGS 50043000 1973-08-15 13600 15.25 USGS 50043000 1973-10-11 8490 12.82 USGS 50043000 1974-10-23 30800 22.30 USGS 50043000 1975-12-10 4170 10.57 USGS 50043000 1977-09-06 2700 10.15 USGS 50043000 1977-11-24 9760 13.13 USGS 50043000 1978-10-26 13200 15.29 USGS 50043000 1979-10-28 6840 11.75 USGS 50043000 1981-05-22 27600 21.51 USGS 50043000 1981-12-27 9580 13.38 USGS 50043000 1983-06-16 11400 14.38 USGS 50043000 1984-07-05 5370 10.92 USGS 50043000 1985-05-17 26500 21.10 USGS 50043000 1985-10-06 28900 22.00 USGS 50043000 1986-11-17 4440 10.43 USGS 50043000 1987-11-27 4420 10.41 USGS 50043000 1989-02-17 5400 10.90 USGS 50043000 1990-09-30 6690 11.66 USGS 50043000 1990-10-21 02:00 16400 R 16.74 R USGS 50043000 1992-01-05 73600 36.39 USGS 50043000 1994-09-20 14:30 4140 2 10.60 USGS 50043000 1995-09-07 16:30 12300 2 14.84 USGS 50043000 1996-09-10 66000 9 34.10 USGS 50043000 1997-08-22 17:30 4890 2 10.94 USGS 50043000 1998-09-21 22:35 38000 2,9 25.16 USGS 50043000 2018-11-14 14:10 15.47 USGS 50043000 2020-07-30 08:25 16.52 USGS 50043000 2020-11-10 09:05 14.78 USGS 50043000 2022-09-18 18:40 50800 9 30.51 USGS 50043000 2022-11-05 20:15 20100 22.74