# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-23 21:50:47 EST # # ---------------------------------- 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 01595500 NORTH BRANCH POTOMAC RIVER AT KITZMILLER, MD # # 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 01595500 1950-01-31 6170 7.74 3 USGS 01595500 1950-12-07 8510 8.71 3 USGS 01595500 1951-12-31 7190 8.15 3 USGS 01595500 1953-01-24 4920 7.14 3 USGS 01595500 1954-03-01 9280 9.02 3 USGS 01595500 1954-10-15 33400 16.50 3,6 USGS 01595500 1956-08-06 8310 9.02 6 USGS 01595500 1957-02-10 7110 8.61 USGS 01595500 1958-04-06 5430 7.97 USGS 01595500 1959-01-22 4170 7.39 USGS 01595500 1960-03-30 6310 8.32 USGS 01595500 1961-02-25 5880 8.15 USGS 01595500 1962-03-21 4560 7.58 USGS 01595500 1963-03-05 10300 9.40 USGS 01595500 1964-03-05 8500 8.06 USGS 01595500 1965-02-07 4540 7.05 USGS 01595500 1966-05-01 7140 7.76 USGS 01595500 1967-03-07 12300 8.70 USGS 01595500 1968-05-24 9640 8.27 USGS 01595500 1969-03-25 3910 6.75 USGS 01595500 1970-01-29 9920 8.32 USGS 01595500 1970-12-22 8810 8.12 USGS 01595500 1972-03-03 7060 7.74 USGS 01595500 1972-12-08 14800 9.06 USGS 01595500 1974-01-11 7450 7.95 USGS 01595500 1975-01-01 7130 7.86 USGS 01595500 1976-01-01 4510 7.16 USGS 01595500 1976-10-09 8910 8.20 USGS 01595500 1978-07-03 17900 10.78 USGS 01595500 1979-02-24 7540 8.40 USGS 01595500 1980-08-18 9280 8.89 USGS 01595500 1981-06-14 6270 7.99 USGS 01595500 1982-03-17 5320 7.63 USGS 01595500 1983-04-24 6190 7.96 USGS 01595500 1984-02-14 9090 8.88 USGS 01595500 1985-05-31 23300 11.87 USGS 01595500 1985-11-05 50400 14.85 USGS 01595500 1987-04-16 5890 7.85 USGS 01595500 1988-05-19 8750 8.75 USGS 01595500 1989-03-06 5000 7.50 USGS 01595500 1990-05-26 6160 7.95 USGS 01595500 1990-12-31 6220 7.97 USGS 01595500 1992-07-24 5500 7.70 USGS 01595500 1993-04-01 6690 8.13 USGS 01595500 1994-02-09 19000 11.06 USGS 01595500 1995-08-06 9010 8.82 USGS 01595500 1996-12-02 8000 8.26 USGS 01595500 1998-04-19 5770 7.46 USGS 01595500 1999-01-23 3060 6.15 USGS 01595500 2000-02-19 14300 9.93 USGS 01595500 2001-07-26 15:30 13500 9.75 USGS 01595500 2002-07-27 10:30 9230 8.64 USGS 01595500 2003-09-19 05:30 29200 12.51 USGS 01595500 2004-02-06 21:00 7400 2 8.06 1 USGS 01595500 2005-03-29 01:00 8670 8.47 USGS 01595500 2005-11-29 21:00 5490 7.35 USGS 01595500 2007-04-15 10:45 4390 6.61 2 2007-02-21 7.75 1 USGS 01595500 2008-03-05 03:00 7140 7.85 USGS 01595500 2008-12-12 8330 8.22 USGS 01595500 2010-03-13 14:30 13900 9.76 USGS 01595500 2011-09-06 21:30 11800 9.23 USGS 01595500 2012-02-29 19:00 8420 8.25 USGS 01595500 2013-08-28 23:15 6970 7.79 USGS 01595500 2014-05-16 04:15 10300 8.84 USGS 01595500 2015-03-04 15:45 7820 8.08 USGS 01595500 2016-02-03 15:45 5080 7.10 USGS 01595500 2017-07-29 12:45 18100 10.70 USGS 01595500 2018-09-28 00:45 10100 8.98 2 2018-01-12 0545 9.11 USGS 01595500 2019-06-30 06:45 18400 10.77 USGS 01595500 2020-04-30 10:30 4520 6.92 USGS 01595500 2021-02-28 19:15 10200 8.91 USGS 01595500 2022-01-02 00:30 6750 7.86 USGS 01595500 2023-05-09 12:15 7020 7.96