# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-23 19:45:24 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 12199000 SKAGIT RIVER NEAR SEDRO WOOLLEY, 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 12199000 1815-00-00 400000 2,7,Bm 63.50 Bm USGS 12199000 1856-00-00 300000 2,7,Bm 60.00 Bm USGS 12199000 1896-11-16 185000 54.80 USGS 12199000 1897-11-19 190000 54.90 USGS 12199000 1906-11-16 180000 7 54.70 USGS 12199000 1908-11-18 97000 52.00 USGS 12199000 1909-11-30 220000 56.50 USGS 12199000 1910-11-21 114000 52.10 USGS 12199000 1911-11-19 66600 48.40 USGS 12199000 1913-06-03 70800 46.40 USGS 12199000 1914-01-07 104000 49.60 USGS 12199000 1915-04-03 67300 45.40 USGS 12199000 1916-06-18 75800 46.50 USGS 12199000 1917-06-16 60400 44.35 USGS 12199000 1917-12-30 195000 54.10 USGS 12199000 1918-12-04 80200 47.00 USGS 12199000 1921-12-13 210000 54.30 USGS 12199000 1922-12-24 71000 45.20 USGS 12199000 1975-12-04 121000 6 26.10 USGS 12199000 1977-01-18 57700 6 18.16 USGS 12199000 1977-12-03 69000 6 USGS 12199000 1978-11-08 42700 6 15.67 USGS 12199000 1979-12-18 114000 6 25.39 USGS 12199000 1998-12-14 35.32