# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-01 00:46:31 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 01582000 LITTLE FALLS AT BLUE MOUNT, 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 01582000 1933-08-00 7000 2,7,Bd 14.00 Bd USGS 01582000 1945-04-26 3210 8.07 USGS 01582000 1946-06-02 2130 6.27 USGS 01582000 1947-07-19 1250 4.68 USGS 01582000 1948-07-23 3390 8.45 USGS 01582000 1949-07-13 5170 11.10 USGS 01582000 1950-09-10 5730 11.93 USGS 01582000 1950-12-04 2790 7.45 USGS 01582000 1952-09-01 3030 7.83 USGS 01582000 1953-07-23 2670 7.24 USGS 01582000 1954-05-02 1390 4.88 USGS 01582000 1955-08-13 2800 7.41 USGS 01582000 1956-07-21 2330 6.63 USGS 01582000 1957-05-26 3830 9.14 USGS 01582000 1958-01-25 2720 7.28 USGS 01582000 1959-01-02 1420 4.95 USGS 01582000 1960-09-12 2090 6.23 USGS 01582000 1961-01-01 1200 5.05 1 USGS 01582000 1962-02-26 1910 5.92 USGS 01582000 1963-03-06 1560 5.21 USGS 01582000 1964-01-09 1960 6.02 USGS 01582000 1965-07-11 2090 6.24 USGS 01582000 1966-02-13 1740 5.59 USGS 01582000 1967-08-03 2750 7.34 USGS 01582000 1968-09-10 3580 8.71 USGS 01582000 1969-07-28 2000 6.09 USGS 01582000 1970-08-23 1900 5.91 USGS 01582000 1971-08-03 3450 8.50 USGS 01582000 1972-06-22 09:30 8280 18.54 USGS 01582000 1972-11-14 1830 5.76 USGS 01582000 1974-03-30 950 3.87 USGS 01582000 1975-09-26 14:00 6840 15.29 USGS 01582000 1976-01-26 2060 6.22 USGS 01582000 1977-04-05 1360 4.83 USGS 01582000 1978-01-26 3790 9.34 USGS 01582000 1979-09-06 05:15 6470 14.60 USGS 01582000 1979-10-01 4280 10.17 USGS 01582000 1981-02-23 1030 4.35 USGS 01582000 1982-02-03 1530 6.11 USGS 01582000 1983-04-15 1650 6.39 USGS 01582000 1984-07-07 2750 7.55 USGS 01582000 1985-02-12 3330 8.57 USGS 01582000 1986-04-16 460 2.56 USGS 01582000 1987-09-08 2700 7.45 USGS 01582000 1988-01-20 1770 5.66 USGS 01582000 1989-05-06 3480 8.83 USGS 01582000 1989-11-16 2000 6.11 USGS 01582000 1990-11-10 1470 5.06 USGS 01582000 1992-03-27 736 3.38 USGS 01582000 1993-03-04 1500 5.12 USGS 01582000 1993-11-28 4360 10.32 USGS 01582000 1995-01-20 1760 5.64 USGS 01582000 1996-01-19 4130 9.89 USGS 01582000 1996-11-08 2580 7.24 USGS 01582000 1998-04-01 17:15 1410 4.93 USGS 01582000 1999-09-16 17:30 1740 5.61 USGS 01582000 2000-04-17 04:15 1340 4.79 USGS 01582000 2000-12-17 11:15 2340 6.78 USGS 01582000 2002-08-03 05:15 1110 4.30 USGS 01582000 2003-08-16 18:45 3260 8.45 USGS 01582000 2004-06-14 22:45 4180 9.97 USGS 01582000 2005-07-08 12:00 2230 6.57 USGS 01582000 2005-10-08 16:45 1640 5.41 USGS 01582000 2006-11-16 19:00 3990 9.67 USGS 01582000 2008-02-01 18:15 1840 5.80 USGS 01582000 2009-08-29 02:45 1400 4.91 USGS 01582000 2009-12-09 09:45 1370 4.85 USGS 01582000 2011-09-07 17:00 4310 13.94 1 USGS 01582000 2011-11-23 07:15 2780 7.61 USGS 01582000 2013-01-31 03:30 4220 10.05 USGS 01582000 2014-04-30 16:30 2210 6.53 USGS 01582000 2015-09-30 1760 5.58 USGS 01582000 2016-02-24 1340 4.62 USGS 01582000 2017-04-06 17:00 2170 6.44 USGS 01582000 2018-07-25 05:00 4280 10.16 USGS 01582000 2018-11-24 21:45 2840 7.58 USGS 01582000 2019-11-01 01:07 3150 8.26 USGS 01582000 2021-09-01 20:20 2040 6.19 USGS 01582000 2021-10-29 23:00 682 3.12 USGS 01582000 2022-12-23 02:30 664 3.07