# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-17 14:35:33 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 16848500 Maulap River 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 16848500 1972-09-17 1200 7.06 USGS 16848500 1972-10-17 545 5.08 USGS 16848500 1974-08-27 1220 7.10 USGS 16848500 1974-10-24 1100 6.80 USGS 16848500 1976-05-21 1800 8.21 USGS 16848500 1977-09-16 902 6.18 USGS 16848500 1978-09-27 2420 9.20 USGS 16848500 1979-09-15 690 5.60 USGS 16848500 1980-02-26 1700 8.00 USGS 16848500 1981-07-30 1230 7.00 USGS 16848500 1982-09-17 1520 7.65 USGS 16848500 1982-10-18 702 5.64 USGS 16848500 1984-09-24 1210 6.96 USGS 16848500 1985-09-06 1380 7.36 USGS 16848500 1986-07-04 1190 6.90 USGS 16848500 1986-12-27 650 2 USGS 16848500 1987-11-22 639 5.43 USGS 16848500 1989-08-03 654 5.48 USGS 16848500 1990-09-03 1040 6.57 USGS 16848500 1991-09-14 889 6.19 USGS 16848500 1991-11-04 1110 6.74 USGS 16848500 1992-11-18 1510 7.63 USGS 16848500 1997-12-16 1680 7.97 USGS 16848500 1999-09-17 774 5.87 USGS 16848500 2000-09-01 555 5.17 USGS 16848500 2000-10-07 532 5.09 USGS 16848500 2002-07-05 5340 11.23 USGS 16848500 2002-12-08 3020 USGS 16848500 2004-06-28 1190 6.72 USGS 16848500 2004-10-13 06:30 1200 6.75 USGS 16848500 2005-10-19 15:10 1360 7.03 USGS 16848500 2007-08-13 338 3.81 USGS 16848500 2007-11-19 21:45 1030 6.19 USGS 16848500 2009-08-13 14:05 1420 7.06 USGS 16848500 2009-12-02 03:10 1560 7.39 USGS 16848500 2011-08-13 17:30 1730 7.46 USGS 16848500 2012-07-13 11:55 1530 7.04 USGS 16848500 2013-09-19 15:53 1840 7.69 USGS 16848500 2014-09-21 18:20 1940 7.89 USGS 16848500 2015-07-05 11:06 1010 5.77 USGS 16848500 2016-11-12 20:50 1500 6.96 USGS 16848500 2018-08-21 10:45 2040 8.05 USGS 16848500 2019-09-15 16:10 434 3.98 USGS 16848500 2020-08-27 16:27 2470 8.60 USGS 16848500 2021-08-24 12:40 2100 2 8.13 5 USGS 16848500 2022-09-14 09:47 1410 6.75