# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-01 11:04:47 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 01015800 Aroostook River near Masardis, Maine # # 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 01015800 1958-04-25 21500 5 16.30 2 1957-12-23 16.44 1 USGS 01015800 1959-04-27 7340 5 10.56 2 1959-04-19 12.15 1 USGS 01015800 1960-05-16 13100 5 13.58 2 1960-04-21 14.17 1 USGS 01015800 1961-05-16 20600 5 16.03 USGS 01015800 1962-07-17 10200 5 12.29 USGS 01015800 1963-05-06 12800 5 13.45 USGS 01015800 1963-11-10 15800 5 14.52 USGS 01015800 1965-05-02 4370 5 8.33 2 1965-04-20 9.28 1 USGS 01015800 1966-04-26 7640 5 10.76 USGS 01015800 1967-05-05 9950 5 12.17 USGS 01015800 1968-04-16 9420 5 11.87 USGS 01015800 1969-05-11 16300 5 14.71 USGS 01015800 1970-04-27 14500 5 14.10 2 1970-04-26 15.22 1 USGS 01015800 1971-05-06 15700 5 14.49 USGS 01015800 1972-05-08 14000 5 14.13 1 USGS 01015800 1973-04-30 23100 5 16.95 USGS 01015800 1974-05-02 17200 5 15.56 2 1973-12-23 16.68 1 USGS 01015800 1975-05-08 11900 5 13.27 USGS 01015800 1976-04-05 20500 5 16.81 USGS 01015800 1977-04-24 15200 5 14.75 USGS 01015800 1978-04-30 10800 5 12.71 2 1978-04-23 13.99 1 USGS 01015800 1979-04-30 20400 5 16.76 USGS 01015800 1980-04-16 7540 5 10.69 2 1980-04-12 12.69 1 USGS 01015800 1981-09-25 10000 5 12.22 2 1981-04-06 14.25 1 USGS 01015800 1982-04-28 17500 5 15.66 2 1982-04-24 16.08 1 USGS 01015800 1983-04-19 26500 5 17.70 USGS 01015800 1984-06-02 13700 5 14.20 2 1983-12-16 15.15 1 USGS 01015800 1985-04-28 6600 5 10.34 USGS 01015800 1986-05-25 8780 5 11.87 USGS 01015800 1987-04-03 19100 5 16.28 USGS 01015800 1988-04-06 8570 5 11.57 2 1988-04-04 13.28 1 USGS 01015800 1989-05-15 13400 5 14.06 USGS 01015800 1990-04-29 11000 5 12.88 USGS 01015800 1990-10-26 13600 5 14.14 2 1991-04-11 15.29 1 USGS 01015800 1992-04-24 13600 5 14.13 USGS 01015800 1993-04-13 17300 5 15.60 USGS 01015800 1994-04-18 18900 5 16.20 2 1994-04-18 1300 18.00 1 USGS 01015800 1995-04-23 7900 5 11.00 USGS 01015800 1996-04-28 16200 5 15.16 USGS 01015800 1997-05-18 15400 5 14.88 USGS 01015800 1998-04-21 16:30 14200 5 14.37 2 1998-04-03 0515 14.68 1 USGS 01015800 1999-09-18 11600 5 13.20 USGS 01015800 2000-04-25 15800 5 15.03 USGS 01015800 2001-04-26 15400 5 14.88 USGS 01015800 2002-04-19 13000 5 13.87 USGS 01015800 2003-04-25 12500 5 13.61 USGS 01015800 2003-10-30 11800 5 13.32 USGS 01015800 2005-04-30 19300 5 16.34 USGS 01015800 2005-10-17 18100 5 15.88 USGS 01015800 2007-04-26 03:15 16500 5 15.29 USGS 01015800 2008-05-01 06:30 29500 5 18.33 USGS 01015800 2009-04-08 15500 2,5 14.80 2 2009-04-09 1200 18.70 1 USGS 01015800 2010-04-05 18:00 14500 5 14.37 2 2010-04-01 0430 14.63 1 USGS 01015800 2010-12-15 06:00 18500 5 15.83 USGS 01015800 2012-03-22 05:45 18200 5 15.74 USGS 01015800 2013-04-21 19:00 14300 5 14.29 USGS 01015800 2014-04-17 15:45 16900 5 15.19 2 2014-04-16 1730 18.30 1 USGS 01015800 2015-04-24 15:45 12100 5 13.23 2 2015-04-18 1345 14.42 1 USGS 01015800 2016-04-14 04:30 8150 5 10.93 2 2016-04-04 0115 14.36 1 USGS 01015800 2017-04-18 06:30 14100 5 14.18 2 2017-04-13 1445 16.95 1 USGS 01015800 2018-04-28 03:15 23300 5 16.57 USGS 01015800 2019-04-22 19:00 21800 5 16.20 USGS 01015800 2020-04-15 19:15 13200 5 13.41 2 2020-04-07 0615 14.40 1 USGS 01015800 2021-04-02 20:45 10300 5 11.98 2 2021-03-27 0145 12.60 1 USGS 01015800 2022-04-17 02:15 13.31 2 2022-04-10 2300 14.70 1 USGS 01015800 2023-04-19 15:00 14.66