# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-02 05:06:43 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 New Hampshire 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 01083000 NUBANUSIT BK BLW MACDOWELL DAM NR PETERBOROUGH NH # # 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 01083000 1921-03-10 1050 6 5.40 USGS 01083000 1922-06-22 832 6 5.08 USGS 01083000 1923-04-06 880 6 5.20 USGS 01083000 1924-04-08 990 6 5.30 USGS 01083000 1925-03-31 550 6 4.60 USGS 01083000 1926-04-26 600 6 4.70 USGS 01083000 1927-03-17 734 6 4.94 USGS 01083000 1927-11-04 1010 6 5.40 USGS 01083000 1929-03-17 655 6 4.80 USGS 01083000 1930-02-22 300 2,6 USGS 01083000 1931-04-11 1130 6 5.59 6 USGS 01083000 1946-03-09 657 6 4.39 USGS 01083000 1947-04-07 509 6 3.93 USGS 01083000 1948-03-23 992 6 5.43 USGS 01083000 1949-01-07 450 6 3.74 USGS 01083000 1950-04-06 475 6 3.84 USGS 01083000 1951-04-11 556 6 4.07 USGS 01083000 1951-11-05 544 6 4.03 USGS 01083000 1953-03-16 562 6 4.09 USGS 01083000 1954-04-20 487 6 3.84 USGS 01083000 1955-04-27 452 6 3.71 USGS 01083000 1956-05-07 637 6 4.34 USGS 01083000 1957-01-28 303 6 3.08 USGS 01083000 1958-04-29 661 6 4.42 USGS 01083000 1959-04-08 634 6 4.33 USGS 01083000 1960-04-12 699 6 4.54 USGS 01083000 1961-04-27 405 6 3.52 USGS 01083000 1962-04-05 619 6 4.28 USGS 01083000 1963-04-02 556 6 4.07 USGS 01083000 1964-04-17 432 6 3.63 USGS 01083000 1965-04-17 285 6 3.02 USGS 01083000 1966-03-27 331 6 3.22 USGS 01083000 1967-04-06 507 6 3.86 USGS 01083000 1968-03-23 568 6 4.09 USGS 01083000 1969-04-23 554 6 4.03 USGS 01083000 1970-02-13 393 6 3.43 2 1970-02-14 3.73 1 USGS 01083000 1971-04-16 541 6 3.93 USGS 01083000 1972-04-21 665 6 4.36 USGS 01083000 1973-03-20 576 6 4.05 USGS 01083000 1974-01-05 502 6 3.79 USGS 01083000 1975-09-30 558 6 3.99 USGS 01083000 1975-10-22 593 6 4.11 USGS 01083000 1977-03-17 637 6 4.27 USGS 01083000 1977-10-19 591 6 4.11 USGS 01083000 1979-03-21 608 6 4.17 USGS 01083000 1980-03-26 583 6 4.08 USGS 01083000 1981-02-27 496 6 3.77 USGS 01083000 1982-04-22 577 6 4.06 USGS 01083000 1983-03-24 608 6 4.17 USGS 01083000 1984-06-05 608 6 4.17 USGS 01083000 1985-03-15 412 6 3.45 USGS 01083000 1986-03-25 538 6 3.92 USGS 01083000 1987-04-16 722 6 4.55 USGS 01083000 1988-03-31 541 6 3.93 USGS 01083000 1989-04-11 572 6 4.04 USGS 01083000 1990-03-22 624 6 4.22 USGS 01083000 1991-08-22 597 6 4.13 USGS 01083000 1991-11-26 580 6 4.07 USGS 01083000 1993-04-07 637 6 4.27 USGS 01083000 1994-04-08 586 6 4.09 USGS 01083000 1994-12-27 611 6 4.18 USGS 01083000 1996-04-19 684 6 4.43 USGS 01083000 1996-12-04 603 6 4.15 USGS 01083000 1998-04-02 644 6 5.87 USGS 01083000 1999-09-17 557 6 5.41 USGS 01083000 2000-04-25 570 6 5.46 USGS 01083000 2001-04-17 619 6 5.66 USGS 01083000 2002-04-02 400 6 4.70 USGS 01083000 2003-04-01 624 6 5.67 USGS 01083000 2004-04-11 539 6 5.39 USGS 01083000 2005-04-05 634 6 5.70 USGS 01083000 2005-10-20 717 6 5.95 USGS 01083000 2007-04-25 653 6 5.76 USGS 01083000 2008-03-11 612 6 5.63 USGS 01083000 2009-04-08 548 6 5.42 USGS 01083000 2010-04-06 853 6 6.32 USGS 01083000 2011-03-22 621 6 5.66 USGS 01083000 2011-12-12 15:00 480 6 5.18 USGS 01083000 2012-11-01 615 6 5.64 USGS 01083000 2014-04-02 13:45 647 6 5.74 USGS 01083000 2014-12-11 533 6 5.37 USGS 01083000 2016-02-26 18:15 613 6 5.64