# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-21 20:07:55 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 05533400 SAWMILL CREEK NEAR LEMONT, 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 05533400 1961-09-14 924 1.59 USGS 05533400 1962-03-12 195 -0.86 USGS 05533400 1963-04-30 59.0 -1.62 USGS 05533400 1964-00-00 156 4,Bm USGS 05533400 1965-00-00 395 4,Bm USGS 05533400 1966-05-12 984 1.72 USGS 05533400 1967-06-10 725 1.08 USGS 05533400 1968-08-17 472 0.29 USGS 05533400 1969-04-04 541 0.55 USGS 05533400 1970-05-14 279 -0.50 USGS 05533400 1971-00-00 385 4,Bm USGS 05533400 1972-08-26 883 1.49 USGS 05533400 1972-12-30 718 1.06 USGS 05533400 1974-05-16 654 0.88 USGS 05533400 1975-04-18 984 1.72 USGS 05533400 1976-06-13 970 1.69 USGS 05533400 1977-09-01 535 0.53 USGS 05533400 1978-07-21 835 1.37 USGS 05533400 1979-03-04 916 1.57 USGS 05533400 1986-09-26 494 12.52 USGS 05533400 1987-08-26 560 13.50 USGS 05533400 1987-12-20 396 12.76 USGS 05533400 1989-09-01 912 13.17 USGS 05533400 1990-05-09 1730 15.46 USGS 05533400 1990-11-27 1260 14.57 USGS 05533400 1991-12-08 241 11.41 USGS 05533400 1993-06-07 1600 15.60 USGS 05533400 1994-08-11 526 12.56 USGS 05533400 1995-01-14 456 12.43 USGS 05533400 1996-07-18 3070 C 17.53 USGS 05533400 1997-02-21 1360 C 14.64 USGS 05533400 1998-08-04 968 C 13.75 USGS 05533400 1999-04-09 576 C 12.61 USGS 05533400 2000-05-28 655 C 12.87 USGS 05533400 2001-02-09 479 C 12.26 USGS 05533400 2002-05-12 1060 C 13.97 USGS 05533400 2003-05-09 387 C 11.90 USGS 05533400 2004-08-28 615 C 12.74 USGS 05533400 2005-01-13 522 C 12.42 USGS 05533400 2006-09-11 493 C 11.81 USGS 05533400 2006-10-03 821 C 12.99 USGS 05533400 2008-09-14 15:20 832 C 13.07 USGS 05533400 2008-12-27 13:10 1020 C 13.60 USGS 05533400 2010-07-24 10:10 948 C 13.41 USGS 05533400 2011-06-09 11:05 1040 C 13.67 USGS 05533400 2012-05-07 04:30 375 C 11.38 USGS 05533400 2013-04-18 09:59 1670 C 15.24 USGS 05533400 2014-05-20 23:30 865 C 13.22 USGS 05533400 2015-06-15 22:30 576 C 12.11 USGS 05533400 2016-07-29 19:30 1090 C 13.97 USGS 05533400 2017-04-29 23:45 798 C 12.98 USGS 05533400 2017-10-15 02:30 1040 C 13.79 USGS 05533400 2019-05-27 17:30 840 C 13.13 USGS 05533400 2020-05-17 21:30 1270 C 14.46 USGS 05533400 2021-06-26 16:15 946 C 13.50 USGS 05533400 2022-02-17 01:45 710 C 12.65 USGS 05533400 2023-07-12 16:00 498 C 11.86