# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-03-29 09:17:29 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 01095220 STILLWATER RIVER NEAR STERLING, MA # # 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 01095220 1994-12-25 687 7.44 2 1995-01-01 0.00 USGS 01095220 1996-01-28 1340 8.50 2 1996-01-01 0.00 USGS 01095220 1996-10-21 938 7.90 USGS 01095220 1998-03-10 1200 2 USGS 01095220 1999-01-25 531 2 7.12 USGS 01095220 2000-04-22 933 7.99 2 2000-01-01 0.00 USGS 01095220 2001-03-22 1180 8.28 2 2001-01-01 0.00 USGS 01095220 2002-05-14 443 6.89 2 2002-01-01 0.00 USGS 01095220 2002-12-15 671 7.41 USGS 01095220 2004-04-02 1370 8.53 2 2004-01-01 0.00 USGS 01095220 2005-03-29 1340 8.50 2 2005-01-01 0.00 USGS 01095220 2005-10-15 1020 8.04 USGS 01095220 2007-04-16 1850 9.10 USGS 01095220 2008-02-14 865 7.71 USGS 01095220 2009-07-24 893 8.02 USGS 01095220 2010-03-14 1630 5.63 USGS 01095220 2011-03-07 1720 8.93 USGS 01095220 2011-12-08 459 7.07 USGS 01095220 2013-06-14 625 7.51 USGS 01095220 2014-03-31 864 7.91 USGS 01095220 2014-12-10 575 7.27 USGS 01095220 2016-02-25 472 6.99 USGS 01095220 2017-04-07 597 7.39 USGS 01095220 2017-10-30 12:22 1090 2 8.32 5 USGS 01095220 2019-01-25 02:07 917 8.01 USGS 01095220 2019-12-14 19:30 713 7.57 USGS 01095220 2021-09-02 12:15 1130 8.38 USGS 01095220 2021-10-31 12:37 625 7.37 USGS 01095220 2023-09-12 04:37 1610 9.09