# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-29 02:36:33 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 Alaska 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 15284000 MATANUSKA R AT 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 15284000 1949-07-10 23600 12.03 3 USGS 15284000 1950-07-24 21200 11.18 3 USGS 15284000 1951-06-07 21400 11.00 3 USGS 15284000 1952-07-29 23400 9.93 2 1952-07-30 10.00 USGS 15284000 1953-06-27 22200 10.40 USGS 15284000 1954-07-30 21500 8.71 USGS 15284000 1955-08-26 24000 9.96 USGS 15284000 1956-07-30 21400 10.50 USGS 15284000 1957-06-19 25900 10.90 USGS 15284000 1958-07-04 17500 9.05 2 1958-06-07 9.60 USGS 15284000 1959-08-23 37300 10.82 USGS 15284000 1960-05-25 22600 10.05 USGS 15284000 1961-06-20 18000 9.90 2 1961-01-10 10.44 1 USGS 15284000 1962-06-17 28400 10.38 2 1962-08-28 12.00 USGS 15284000 1963-08-22 23200 11.40 USGS 15284000 1964-06-07 40100 11.45 USGS 15284000 1965-07-12 28600 10.38 USGS 15284000 1966-07-28 25300 10.01 2 1966-06-06 10.34 USGS 15284000 1967-06-11 25500 9.66 2 1967-08-13 10.09 USGS 15284000 1968-06-14 28300 10.47 USGS 15284000 1969-08-05 17200 10.15 USGS 15284000 1970-06-27 25600 10.08 USGS 15284000 1971-08-10 82100 3 13.60 USGS 15284000 1972-06-14 34000 11.05 USGS 15284000 1973-06-15 28600 10.67 USGS 15284000 1974-09-00 12900 Bd 8.68 Bd USGS 15284000 1985-07-01 33500 9.68 3 USGS 15284000 1986-07-21 19700 9.63 USGS 15284000 1992-07-01 14900 10.35 USGS 15284000 1995-09-22 46000 7 13.04 1949 USGS 15284000 2000-07-06 37000 11.28 USGS 15284000 2001-06-29 34300 11.24 USGS 15284000 2002-07-18 15600 11.51 USGS 15284000 2003-08-13 24300 12.37 USGS 15284000 2004-06-21 45000 13.34 2 2004-06-20 13.56 USGS 15284000 2005-06-17 27000 10.54 USGS 15284000 2006-08-19 24400 10.46 USGS 15284000 2007-07-05 25000 10.24 2 2006-11-19 10.98 1 USGS 15284000 2008-07-29 16800 9.47 USGS 15284000 2009-07-17 19600 9.85 USGS 15284000 2010-05-31 20100 9.99 2 2010-07-24 10.75 USGS 15284000 2011-07-15 19300 8.48 2 2011-05-29 8.98 1 USGS 15284000 2012-09-21 38100 10.78 USGS 15284000 2013-06-18 27400 9.83 USGS 15284000 2014-07-09 20400 9.43 USGS 15284000 2015-07-08 15100 9.49 USGS 15284000 2016-07-03 27600 10.46 USGS 15284000 2017-07-09 23500 10.43 USGS 15284000 2018-08-06 16:15 22600 10.20 2 2018-06-11 1130 10.81 USGS 15284000 2019-07-06 04:45 25600 9.95 USGS 15284000 2020-06-13 06:15 17800 10.21 USGS 15284000 2021-07-21 03:00 23000 9.37 2 2021-07-19 0815 9.38 USGS 15284000 2022-06-07 09:15 20300 9.00 USGS 15284000 2023-08-27 02:00 28600 11.61