# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-06 13:09:46 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 15285000 WASILLA C NR PALMER AK # # 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 15285000 1971-08-10 700 7 17.74 3 USGS 15285000 1976-05-00 50.0 Bd 9.04 3,Bd USGS 15285000 1977-06-14 93.0 9.48 3 USGS 15285000 1978-05-15 59.0 9.13 3 USGS 15285000 1979-05-00 190 Bd 10.69 3,Bd USGS 15285000 1980-09-15 350 12.60 3 USGS 15285000 1981-08-15 154 10.16 3 USGS 15285000 1982-07-25 162 10.24 3 USGS 15285000 1983-05-01 87.0 9.33 3 USGS 15285000 1984-08-25 119 9.66 3 USGS 15285000 1985-09-15 188 10.51 3 USGS 15285000 1986-07-21 171 10.34 3 USGS 15285000 1986-10-11 99.0 9.56 3 USGS 15285000 1988-06-07 125 9.73 3 USGS 15285000 1989-04-23 140 9.88 3 USGS 15285000 1990-04-27 160 7.97 USGS 15285000 1991-05-02 119 7.64 USGS 15285000 1992-04-29 67.0 7.16 USGS 15285000 1993-09-16 148 7.89 USGS 15285000 1994-05-16 68.0 7.18 2 1994-05-01 7.54 1 USGS 15285000 1995-04-28 109 7.56 USGS 15285000 1996-05-13 64.0 7.15 USGS 15285000 1997-06-07 123 7.68 USGS 15285000 1998-05-29 99.0 7.47 USGS 15285000 1999-08-12 82.0 7.54 2 1999-04-01 7.67 1 USGS 15285000 2000-04-28 126 7.74 USGS 15285000 2001-09-06 119 4 7.69 4 USGS 15285000 2002-05-29 100 7.48 2 2002-04-30 7.51 1 USGS 15285000 2002-10-02 83.0 7.31 USGS 15285000 2004-05-23 67.0 7.15 USGS 15285000 2005-05-08 202 8.16 USGS 15285000 2006-08-19 282 8.54 USGS 15285000 2006-10-10 221 8.25 USGS 15285000 2008-08-10 44.0 8.81 2 USGS 15285000 2009-04-30 143 10.43 2 2009-01-14 11.32 1 USGS 15285000 2010-04-29 78.0 9.20 USGS 15285000 2011-08-18 88.0 9.35 2 2010-12-31 11.32 1 USGS 15285000 2012-09-21 471 10.92