# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-03 11:45:47 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 05540275 SPRING BROOK AT 87TH STREET NEAR NAPERVILLE, IL # # 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 05540275 1988-04-06 78.0 6.36 USGS 05540275 1989-06-01 80.0 5.93 USGS 05540275 1990-05-09 694 7.68 USGS 05540275 1990-11-28 267 6.39 USGS 05540275 1992-09-10 134 5.65 USGS 05540275 1993-06-08 153 5.78 USGS 05540275 1994-02-20 147 5.74 USGS 05540275 1995-01-14 107 5.39 USGS 05540275 1996-07-18 1750 10.77 USGS 05540275 1997-02-21 465 7.32 USGS 05540275 1998-08-04 391 7.15 USGS 05540275 1999-01-23 218 6.28 USGS 05540275 2000-04-20 178 C 6.02 USGS 05540275 2001-02-09 208 C 6.25 USGS 05540275 2001-10-14 538 C 7.77 USGS 05540275 2003-08-04 129 C 5.64 USGS 05540275 2004-06-12 164 C 5.94 USGS 05540275 2005-01-13 195 C 6.26 USGS 05540275 2006-06-10 66.0 C 4.66 USGS 05540275 2007-08-24 188 C 6.24 USGS 05540275 2008-09-14 17:20 422 C 7.34 USGS 05540275 2008-12-27 20:05 473 C 7.35 USGS 05540275 2010-08-03 17:35 309 C 6.53 USGS 05540275 2011-07-24 18:10 464 C 7.34 USGS 05540275 2012-05-07 10:15 200 C 5.91 USGS 05540275 2013-04-18 08:00 1150 C 9.67 USGS 05540275 2014-02-21 04:45 211 C 6.58 USGS 05540275 2015-06-16 08:15 155 C 6.21 USGS 05540275 2016-05-12 12:15 164 C 6.28 USGS 05540275 2017-05-01 03:45 502 C 7.50 USGS 05540275 2017-10-15 05:15 780 C 8.47 USGS 05540275 2019-05-01 10:15 394 C 7.03 USGS 05540275 2020-05-17 19:00 467 C 7.41 USGS 05540275 2021-06-26 20:45 127 C 5.84 2 2020-10-22 1115 5.86 USGS 05540275 2022-02-17 03:30 220 C 6.24 USGS 05540275 2023-02-27 17:30 159 C 5.87