# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-28 09:57:30 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 01589440 JONES FALLS AT SORRENTO, 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 01589440 1958-01-25 500 5.20 USGS 01589440 1959-00-00 460 4,Bm USGS 01589440 1960-05-08 700 6.10 USGS 01589440 1961-00-00 460 4,Bm USGS 01589440 1962-07-23 750 6.40 USGS 01589440 1962-11-10 600 5.80 USGS 01589440 1964-01-09 700 6.10 USGS 01589440 1965-08-05 650 6.00 USGS 01589440 1966-07-13 620 5.80 USGS 01589440 1967-08-27 1140 7.89 USGS 01589440 1968-09-10 2160 11.30 USGS 01589440 1969-06-03 405 4.63 USGS 01589440 1970-02-10 464 5.01 USGS 01589440 1971-08-27 1290 8.43 USGS 01589440 1972-06-22 13800 18.11 USGS 01589440 1973-04-01 790 6.82 USGS 01589440 1974-08-23 1320 8.63 USGS 01589440 1975-09-26 3280 11.64 USGS 01589440 1976-01-01 997 7.72 USGS 01589440 1976-10-03 757 6.82 USGS 01589440 1978-01-26 1250 8.48 USGS 01589440 1979-09-06 11700 17.20 USGS 01589440 1979-10-01 1770 9.47 USGS 01589440 1981-02-23 634 6.16 USGS 01589440 1982-08-09 609 6.54 USGS 01589440 1983-04-15 1060 7.75 USGS 01589440 1984-08-10 5810 13.70 USGS 01589440 1985-02-12 1110 7.75 USGS 01589440 1986-07-20 278 5.27 USGS 01589440 1986-12-24 898 7.28 USGS 01589440 1987-11-29 1110 7.76 USGS 01589440 1996-11-08 1620 8.71 USGS 01589440 1998-03-09 12:45 1340 8.22 USGS 01589440 1999-09-16 16:45 2720 10.29 USGS 01589440 2000-09-02 16:30 1400 8.32 USGS 01589440 2000-12-17 09:45 1450 8.41 USGS 01589440 2001-11-25 19:45 384 5.87 USGS 01589440 2003-06-21 18:00 1650 8.89 USGS 01589440 2004-07-07 17:45 2390 9.95 USGS 01589440 2005-01-14 09:30 1120 7.92 USGS 01589440 2006-06-25 22:45 2800 10.47 USGS 01589440 2006-11-16 21:00 1700 8.97 USGS 01589440 2008-09-27 19:45 3390 11.13 USGS 01589440 2009-08-28 05:45 2180 9.67 USGS 01589440 2010-04-25 21:45 1390 8.44 USGS 01589440 2011-09-07 7490 14.08 USGS 01589440 2012-08-26 3990 11.53 USGS 01589440 2012-10-29 21:15 3510 11.09 USGS 01589440 2014-04-30 19:00 6400 13.38 USGS 01589440 2015-06-27 1730 9.04 USGS 01589440 2016-07-30 3370 10.96 USGS 01589440 2017-04-06 15:45 1170 8.12 USGS 01589440 2018-07-22 04:15 3790 11.35 USGS 01589440 2019-07-11 19:00 2930 10.51 USGS 01589440 2019-10-31 23:07 2230 9.71 USGS 01589440 2021-06-11 15:15 1900 12.24 USGS 01589440 2022-09-12 19:00 1500 11.68 USGS 01589440 2023-08-07 18:45 677 10.13