# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-10 23:32:52 EDT # # ---------------------------------- 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 01492500 SALLIE HARRIS CREEK NEAR CARMICHAEL, 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 01492500 1952-04-27 327 5.65 3 USGS 01492500 1953-08-17 214 4.85 3 USGS 01492500 1953-12-14 116 3.97 3 USGS 01492500 1955-08-13 1030 7.02 3 USGS 01492500 1956-03-14 91.0 3.27 3 USGS 01492500 1956-11-02 155 2 3.90 5,6 USGS 01492500 1958-08-26 577 5.89 USGS 01492500 1959-08-08 75.0 3.07 USGS 01492500 1960-09-12 1240 7.43 USGS 01492500 1961-02-18 154 3.89 USGS 01492500 1962-03-07 135 3.73 USGS 01492500 1963-03-12 286 4.73 USGS 01492500 1964-01-09 71.0 3.02 USGS 01492500 1965-03-05 51.0 2.68 USGS 01492500 1966-07-30 71.0 3.02 USGS 01492500 1967-08-04 1180 7.33 USGS 01492500 1968-05-28 304 4.82 USGS 01492500 1969-08-20 136 3.74 USGS 01492500 1969-12-26 219 4.36 USGS 01492500 1971-08-27 220 4.37 USGS 01492500 1971-12-07 290 4.80 USGS 01492500 1973-02-02 502 5.60 USGS 01492500 1973-12-21 202 4.25 USGS 01492500 1975-03-19 233 4.45 USGS 01492500 1976-01-01 304 4.82 USGS 01492500 1977-04-05 69.0 2.99 USGS 01492500 1978-07-25 784 6.46 USGS 01492500 1979-02-25 631 6.07 USGS 01492500 1980-04-10 282 4.71 USGS 01492500 1981-09-18 161 3.95 USGS 01492500 2001-05-26 22:15 313 5.26 USGS 01492500 2002-09-02 02:45 86.0 3.28 USGS 01492500 2003-09-19 02:45 273 4.99 USGS 01492500 2004-02-07 352 5.51 USGS 01492500 2005-05-20 19:15 352 5.51 USGS 01492500 2006-06-26 08:45 151 4.15 USGS 01492500 2007-04-15 19:30 604 6.01 USGS 01492500 2008-05-12 09:45 388 5.29 USGS 01492500 2009-08-28 15:45 204 4.29 USGS 01492500 2009-12-09 12:30 384 5.25 USGS 01492500 2011-08-28 01:30 1720 8.35 USGS 01492500 2011-12-08 00:15 636 6.10 USGS 01492500 2012-10-29 1670 8.27 USGS 01492500 2014-08-12 1480 7.95 USGS 01492500 2015-01-18 18:45 267 4.70 USGS 01492500 2016-05-30 05:30 283 4.78 USGS 01492500 2017-08-07 14:45 843 6.63 USGS 01492500 2018-02-11 11:00 453 5.53 USGS 01492500 2018-10-12 02:00 900 6.77 USGS 01492500 2020-08-04 12:15 913 6.89 USGS 01492500 2020-11-12 06:45 596 6.15 USGS 01492500 2022-04-06 12:15 258 4.90 USGS 01492500 2023-04-29 07:15 187 2022-12-16 0300 4.55