# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-26 05:26:59 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 12125200 SAMMAMISH RIVER NEAR WOODINVILLE, WA # # 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 12125200 1966-01-07 1410 22.43 USGS 12125200 1967-01-20 1480 22.80 USGS 12125200 1967-12-26 1080 20.93 USGS 12125200 1969-01-07 1760 23.90 USGS 12125200 1970-01-27 1490 22.84 USGS 12125200 1970-12-07 1370 22.29 USGS 12125200 1972-03-06 2390 25.83 1951 USGS 12125200 1972-12-28 1740 23.33 USGS 12125200 1974-01-19 1640 22.95 USGS 12125200 1975-01-14 1360 21.87 USGS 12125200 1975-12-04 2070 24.63 USGS 12125200 1977-03-09 700 19.09 USGS 12125200 1977-12-16 1580 22.74 USGS 12125200 1979-02-13 1140 21.02 USGS 12125200 1979-12-21 1670 23.09 USGS 12125200 1980-12-30 1100 20.84 USGS 12125200 1982-02-18 1770 23.45 USGS 12125200 1983-01-05 1720 23.29 USGS 12125200 1983-11-20 1590 22.76 USGS 12125200 1984-12-15 932 20.20 USGS 12125200 1986-01-19 2320 25.28 USGS 12125200 1986-11-24 1530 22.60 USGS 12125200 1988-04-06 890 20.01 USGS 12125200 1989-03-12 851 19.93 USGS 12125200 1990-01-10 2190 24.87 USGS 12125200 1991-04-05 1780 23.50 USGS 12125200 1992-01-31 1420 22.19 USGS 12125200 1993-04-14 688 19.14 USGS 12125200 1994-03-03 702 19.18 USGS 12125200 1994-12-27 1420 22.18 USGS 12125200 1996-02-09 2470 25.76 USGS 12125200 1997-01-01 2870 26.93 USGS 12125200 1998-01-24 1140 21.08 USGS 12125200 1998-12-14 1450 22.31 USGS 12125200 1999-11-13 1100 20.92 USGS 12125200 2001-08-22 456 18.29 USGS 12125200 2001-12-17 1670 23.13 USGS 12125200 2003-03-13 939 20.23 USGS 12125200 2004-01-30 1600 22.97 USGS 12125200 2004-12-11 1160 21.44 USGS 12125200 2006-01-30 1770 24.80