# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-30 18:13:45 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 12134000 NORTH FORK SKYKOMISH RIVER AT INDEX, 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 12134000 1910-11-21 15300 10.50 3 USGS 12134000 1911-11-19 16900 11.00 3 USGS 12134000 1914-01-06 11800 9.30 3 USGS 12134000 1914-11-02 10200 8.70 3 USGS 12134000 1915-10-31 7500 7.50 3 USGS 12134000 1916-11-09 8750 8.10 3 USGS 12134000 1917-12-18 26300 13.40 3 USGS 12134000 1918-12-14 13800 8.20 3 USGS 12134000 1919-11-15 16800 9.60 3 USGS 12134000 1921-02-11 11300 7.40 3 USGS 12134000 1930-02-05 6200 6.60 USGS 12134000 1931-01-27 12900 8.60 USGS 12134000 1932-02-26 28000 10.50 USGS 12134000 1932-11-13 23900 9.70 USGS 12134000 1933-12-21 28400 10.70 USGS 12134000 1934-10-24 21000 9.30 USGS 12134000 1936-05-16 6550 5.80 USGS 12134000 1936-12-18 8180 6.60 USGS 12134000 1938-04-18 16400 8.80 USGS 12134000 1946-12-11 13800 8.20 USGS 12134000 1947-10-19 13400 8.05