# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-22 01:11:51 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 01594000 LITTLE PATUXENT RIVER AT SAVAGE, 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 01594000 1933-08-00 17.50 Bd USGS 01594000 1940-04-20 2920 7.91 USGS 01594000 1940-11-27 1430 5.32 USGS 01594000 1942-07-11 2260 6.76 USGS 01594000 1943-05-12 3040 8.58 USGS 01594000 1943-11-09 3480 9.35 USGS 01594000 1945-07-18 5080 12.14 USGS 01594000 1945-12-06 2410 7.41 USGS 01594000 1947-05-01 1660 5.92 USGS 01594000 1948-02-14 3320 9.10 1 USGS 01594000 1949-01-06 1810 6.24 USGS 01594000 1950-09-11 2460 7.54 USGS 01594000 1950-11-25 2720 7.32 USGS 01594000 1952-09-01 6280 13.15 USGS 01594000 1952-11-22 4580 10.42 USGS 01594000 1953-12-14 1710 5.63 USGS 01594000 1955-08-13 6150 12.95 USGS 01594000 1956-07-21 3130 9.14 USGS 01594000 1957-04-05 2060 6.22 USGS 01594000 1958-07-12 3000 7.79 USGS 01594000 1959-09-02 3080 7.91 USGS 01594000 1960-09-12 2690 7.26 USGS 01594000 1961-04-13 3560 8.71 USGS 01594000 1962-03-12 3980 9.41 USGS 01594000 1963-03-06 3230 8.16 USGS 01594000 1964-01-09 3780 9.09 USGS 01594000 1965-03-05 7.90 USGS 01594000 1966-09-14 9.50 USGS 01594000 1968-01-14 9.34 USGS 01594000 1972-06-22 35400 7 25.40 USGS 01594000 1975-09-26 12300 16.74 USGS 01594000 1976-01-01 4700 10.85 USGS 01594000 1977-03-22 1960 7.53 USGS 01594000 1978-01-26 6900 12.90 USGS 01594000 1979-09-06 10400 15.59 USGS 01594000 1979-10-01 3640 9.70 USGS 01594000 1986-04-16 1250 7.49 USGS 01594000 1986-12-25 3180 10.59 USGS 01594000 1988-01-20 2460 9.64 USGS 01594000 1989-05-06 8380 14.87 USGS 01594000 1989-11-16 1990 8.90 USGS 01594000 1991-03-23 3290 10.71 USGS 01594000 1992-05-31 1330 7.67 USGS 01594000 1992-11-23 3140 10.19 USGS 01594000 1993-11-28 7910 14.21 USGS 01594000 1995-01-07 1010 6.83 USGS 01594000 1996-01-19 7750 14.10 USGS 01594000 1996-11-08 7440 13.89 USGS 01594000 1998-03-09 11:45 5460 12.40 USGS 01594000 1999-09-16 19:00 6580 13.27 USGS 01594000 2000-03-21 18:45 2330 9.20 USGS 01594000 2001-06-23 05:30 5340 12.30 USGS 01594000 2001-11-26 00:15 1120 7.14 USGS 01594000 2003-09-23 10:45 6110 12.92 USGS 01594000 2003-12-11 12:30 6000 12.83 USGS 01594000 2005-01-14 11:00 4550 11.61 USGS 01594000 2006-06-26 01:45 16400 18.74 USGS 01594000 2006-11-16 19:45 4360 11.78 USGS 01594000 2008-05-12 08:15 3530 10.98 USGS 01594000 2008-12-12 02:45 1690 8.46 USGS 01594000 2010-03-13 17:45 4030 11.44 USGS 01594000 2011-09-07 17:00 11000 16.15 USGS 01594000 2011-12-08 01:45 3040 10.28 USGS 01594000 2012-10-30 03:45 10600 15.96 USGS 01594000 2014-04-30 22:15 14700 2 17.97 1 USGS 01594000 2015-06-27 21:30 5920 13.06 USGS 01594000 2016-07-31 03:45 15900 18.52 USGS 01594000 2017-07-29 04:15 6620 13.56 USGS 01594000 2018-05-28 00:15 11400 16.31 USGS 01594000 2018-12-16 04:45 5290 12.40 USGS 01594000 2019-11-01 03:45 3060 10.04 USGS 01594000 2020-12-25 04:30 3850 10.73 USGS 01594000 2022-06-09 00:15 4580 11.49 USGS 01594000 2022-12-23 04:30 2410 8.91 USGS 01594000 2024-01-10 00:15 6280 13.01