# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-19 11:45:56 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 Maine 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 01021500 Machias River at Whitneyville, 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 01021500 1906-04-16 5570 USGS 01021500 1907-04-25 5080 USGS 01021500 1908-05-02 4130 USGS 01021500 1909-09-30 11500 14.75 USGS 01021500 1909-11-27 5350 USGS 01021500 1911-03-30 4800 USGS 01021500 1912-06-01 5730 USGS 01021500 1912-10-26 6500 USGS 01021500 1914-04-10 5790 USGS 01021500 1915-05-03 7020 USGS 01021500 1916-05-18 4430 USGS 01021500 1917-06-18 7000 USGS 01021500 1918-04-23 6010 USGS 01021500 1919-05-27 5800 USGS 01021500 1920-04-07 9310 USGS 01021500 1920-12-16 4580 USGS 01021500 1930-03-13 5530 10.77 USGS 01021500 1931-04-03 4690 9.23 USGS 01021500 1932-04-02 6100 10.65 USGS 01021500 1932-10-29 6200 10.73 USGS 01021500 1934-04-14 7000 11.46 USGS 01021500 1935-04-17 4990 9.54 2 1935-01-11 13.22 1 USGS 01021500 1936-03-20 10000 14.13 2 1936-03-14 16.18 1 USGS 01021500 1936-12-12 4370 8.75 USGS 01021500 1937-10-25 4470 8.94 USGS 01021500 1939-04-22 5700 10.20 USGS 01021500 1940-04-14 9420 13.58 USGS 01021500 1940-11-16 3430 7.48 2 1941-01-14 7.62 1 USGS 01021500 1942-03-11 5940 2 1942-03-10 12.50 1 USGS 01021500 1943-08-14 6850 10.79 USGS 01021500 1943-11-24 5000 9.07 USGS 01021500 1945-05-19 5310 9.36 USGS 01021500 1945-11-23 4730 8.80 USGS 01021500 1947-05-06 8010 11.77 USGS 01021500 1948-05-19 7070 10.97 USGS 01021500 1949-01-07 4740 8.81 USGS 01021500 1950-04-22 7630 11.48 USGS 01021500 1950-11-28 11800 14.70 USGS 01021500 1951-11-09 5070 9.16 USGS 01021500 1953-03-27 8210 11.97 USGS 01021500 1954-04-19 11600 14.56 USGS 01021500 1954-12-20 4610 8.67 USGS 01021500 1956-04-18 5060 9.15 USGS 01021500 1957-04-07 2680 6.37 2 1956-12-21 6.64 1 USGS 01021500 1958-04-25 4730 8.80 USGS 01021500 1959-04-04 6510 10.49 USGS 01021500 1959-12-14 6990 10.93 USGS 01021500 1961-05-29 14800 16.92 USGS 01021500 1962-04-02 7060 10.99 USGS 01021500 1963-05-02 8150 11.92 USGS 01021500 1964-04-16 6140 10.15 USGS 01021500 1964-12-28 4930 9.02 USGS 01021500 1966-03-27 3200 7.05 USGS 01021500 1966-11-04 6970 10.09 USGS 01021500 1968-02-04 3860 7.83 USGS 01021500 1969-04-19 5410 9.49 USGS 01021500 1969-12-28 8660 12.34 USGS 01021500 1971-05-05 4430 8.47 USGS 01021500 1972-05-05 6920 10.86 USGS 01021500 1973-04-30 11500 14.46 USGS 01021500 1973-12-19 5420 9.50 USGS 01021500 1975-04-21 3420 7.32 USGS 01021500 1976-04-03 12400 15.15 USGS 01021500 1977-03-15 7290 11.20 USGS 01021500 2002-02-28 5040 9.13 USGS 01021500 2003-04-01 6940 10.88 USGS 01021500 2003-10-30 5000 9.09 USGS 01021500 2005-04-05 6690 10.66 2 2005-03-30 11.19 1 USGS 01021500 2005-12-03 8330 12.07 USGS 01021500 2007-04-18 19:45 8750 12.32 USGS 01021500 2008-03-10 13:00 6160 9.99