# # U.S. Geological Survey # National Water Information System # Retrieved: 2025-01-06 16:01:17 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 16849000 Fena Dam Spillway near Agat, Guam # # 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 16849000 1953-10-15 4.50 5 USGS 16849000 1955-09-29 1100 6 1.62 USGS 16849000 1956-12-14 964 6 1.48 USGS 16849000 1957-11-15 1420 6 1.92 USGS 16849000 1959-11-06 398 6 0.82 USGS 16849000 1960-10-19 2150 6 2.52 USGS 16849000 1961-12-14 1870 6 2.30 USGS 16849000 1962-11-12 1830 6 2.27 USGS 16849000 1963-12-04 2740 6 2.98 USGS 16849000 1964-10-05 643 6 1.13 USGS 16849000 1966-09-08 886 6 1.40 USGS 16849000 1967-09-25 1490 6 1.98 USGS 16849000 1967-11-13 793 6 1.30 USGS 16849000 1968-11-23 2640 6 2.90 USGS 16849000 1969-12-19 2720 6 2.96 USGS 16849000 1971-05-03 2330 6 2.66 USGS 16849000 1972-08-02 3000 2,6 USGS 16849000 1972-10-17 383 6 0.80 USGS 16849000 1974-08-12 1.98 USGS 16849000 1974-10-24 1.31 USGS 16849000 1976-05-21 2.67 USGS 16849000 1976-12-24 0.67 USGS 16849000 1978-09-27 3.05 USGS 16849000 1978-11-03 1.67 USGS 16849000 1979-10-05 3.15 USGS 16849000 1981-08-16 1.64 USGS 16849000 1981-11-20 1.96 USGS 16849000 1982-10-18 1.18 USGS 16849000 1984-09-25 0.65 USGS 16849000 1984-11-13 2.10 USGS 16849000 1986-07-04 2.39 USGS 16849000 1986-12-27 1.74 USGS 16849000 1988-01-12 0.94 USGS 16849000 1989-08-03 1.37 USGS 16849000 1989-10-04 2.20 USGS 16849000 1990-12-21 1.81 USGS 16849000 1991-11-04 2.15 USGS 16849000 1992-11-18 2.99 USGS 16849000 1994-09-16 1.36 USGS 16849000 1995-09-16 1.32 USGS 16849000 1995-10-06 1.72 USGS 16849000 1997-01-28 1.91 USGS 16849000 1997-12-16 3.24 USGS 16849000 1999-09-17 1.39 USGS 16849000 2000-09-07 1.82 USGS 16849000 2000-10-07 1.02 USGS 16849000 2002-07-05 5.36 USGS 16849000 2005-11-14 02:00 1.02 USGS 16849000 2006-10-08 2.48 USGS 16849000 2007-11-19 22:30 1.97 USGS 16849000 2009-01-04 1.94 USGS 16849000 2009-12-02 12:00 3.15 USGS 16849000 2011-08-22 17:00 1.57 USGS 16849000 2012-08-22 17:45 2.00 USGS 16849000 2013-09-19 16:30 3.31 USGS 16849000 2014-07-30 11:15 1.94 USGS 16849000 2015-08-15 17:45 2.63 USGS 16849000 2015-10-17 10:30 2.10 USGS 16849000 2016-11-12 21:15 2.23 USGS 16849000 2018-09-10 22:30 3.51 USGS 16849000 2019-02-23 12:00 2.83 USGS 16849000 2020-08-27 17:10 2.54 USGS 16849000 2021-08-24 13:20 2.42 USGS 16849000 2021-10-06 17:55 1.63 USGS 16849000 2023-05-24 23:00 4.67