# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-05 09:44:28 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 12179000 SKAGIT RIVER ABOVE ALMA CREEK NEAR MARBLEMOUNT, 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 12179000 1951-02-10 28000 6 14.40 USGS 12179000 1951-10-29 12900 6 10.26 USGS 12179000 1953-07-14 20200 6 12.44 USGS 12179000 1954-07-03 19400 6 12.24 USGS 12179000 1955-07-16 24600 6 13.44 USGS 12179000 1955-10-25 29400 6 14.64 USGS 12179000 1956-10-17 16800 6 11.37 USGS 12179000 1958-06-20 10100 6 9.10 USGS 12179000 1958-12-02 19100 6 12.03 USGS 12179000 1959-11-23 20100 6 12.32 USGS 12179000 1961-06-06 28200 6 14.34 USGS 12179000 1962-07-09 15900 6 11.11 USGS 12179000 1962-11-19 24800 6 13.50 USGS 12179000 1964-07-09 31200 6 15.24 USGS 12179000 1965-07-08 18600 6 11.88 USGS 12179000 1966-07-16 19300 6 12.09 USGS 12179000 1967-06-21 38500 6 17.36 USGS 12179000 1967-11-01 26100 6 14.48 USGS 12179000 1968-12-20 16400 6 11.68 USGS 12179000 1970-07-08 11900 6 10.28 USGS 12179000 1971-07-19 23300 6 13.76 USGS 12179000 1972-06-10 29200 6 15.26 USGS 12179000 1972-12-08 12200 6 10.38 USGS 12179000 1974-06-14 27600 6 14.86 USGS 12179000 1975-07-12 20600 6 12.83 USGS 12179000 1975-12-06 31600 6 15.79 USGS 12179000 1977-01-05 23300 6 13.59 USGS 12179000 1977-11-01 15700 6 11.32 USGS 12179000 1978-11-07 14600 6 10.95 USGS 12179000 1979-12-18 23200 6 13.56 USGS 12179000 1980-12-26 32900 6 16.12 USGS 12179000 1982-06-21 21600 6 13.10 USGS 12179000 1983-07-13 22300 6 13.31 USGS 12179000 1984-01-04 36600 6 16.94 USGS 12179000 1985-06-07 11200 6 9.83 USGS 12179000 1986-01-18 17800 6 12.03 USGS 12179000 1986-11-23 14500 6 10.94 USGS 12179000 1988-03-08 8690 6 8.93 USGS 12179000 1988-11-05 16500 6 11.61 USGS 12179000 1989-11-10 22600 6 13.40 USGS 12179000 1990-11-10 40200 6 17.71 USGS 12179000 1992-04-29 11500 6 10.03 USGS 12179000 1993-05-12 9820 6 9.36 USGS 12179000 1994-03-02 9230 6 9.15 USGS 12179000 1995-02-01 13900 6 10.72 USGS 12179000 2020-11-05 05:07 18800 6 12.51 USGS 12179000 2021-11-15 00:45 45800 6 20.08 USGS 12179000 2022-12-26 14:45 12700 6 10.58