# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-25 21:40:29 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 01578500 OCTORARO CREEK NEAR RISING SUN, 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 01578500 1884-06-00 60000 2,7,Bd 24.30 Bd USGS 01578500 1918-00-00 27700 2,7,Bm 16.50 Bm USGS 01578500 1932-05-13 980 6.25 USGS 01578500 1933-08-24 34500 17.50 USGS 01578500 1934-04-01 2910 8.13 USGS 01578500 1935-07-09 17200 13.76 USGS 01578500 1936-03-12 9340 11.40 USGS 01578500 1937-07-06 2280 7.58 USGS 01578500 1938-06-27 5970 9.98 USGS 01578500 1939-06-14 4250 8.98 USGS 01578500 1939-10-02 5080 9.46 USGS 01578500 1941-02-07 3630 8.64 USGS 01578500 1942-08-09 35000 17.57 1884 USGS 01578500 1943-07-21 2780 8.01 USGS 01578500 1944-01-04 8300 10.95 USGS 01578500 1945-07-18 7820 10.81 USGS 01578500 1945-11-28 5900 9.92 USGS 01578500 1947-07-07 3550 8.15 USGS 01578500 1948-02-14 4040 8.47 USGS 01578500 1949-07-12 3550 8.17 USGS 01578500 1950-08-03 2900 7.50 USGS 01578500 1951-07-13 5600 6 9.00 USGS 01578500 1952-07-10 9240 6 10.56 USGS 01578500 1952-11-22 6400 6 9.37 USGS 01578500 1954-03-02 1930 6 6.80 USGS 01578500 1955-08-13 7960 6 10.05 USGS 01578500 1956-02-07 2090 6 6.91 USGS 01578500 1956-11-02 1450 6 6.38 USGS 01578500 1958-01-25 6870 6 9.58 USGS 01578500 1963-03-06 7370 7 9.80 USGS 01578500 1965-07-12 568 6 5.32 USGS 01578500 1966-03-01 1980 6 6.84 USGS 01578500 1967-08-10 6870 6 9.58 USGS 01578500 1968-03-18 2220 6 7.02 USGS 01578500 1969-07-29 1580 6 6.50 USGS 01578500 1970-02-03 2830 6 7.44 USGS 01578500 1971-02-13 11800 6 11.49 USGS 01578500 1972-06-22 29000 6 18.92 USGS 01578500 1973-06-29 4880 6 8.49 USGS 01578500 1973-12-21 5460 6 8.81 USGS 01578500 1975-07-14 17300 6 14.06 USGS 01578500 1976-01-27 6250 6 9.23 USGS 01578500 1977-04-05 2950 6 7.34 USGS 01578500 1999-09-16 24600 7 17.10