# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-21 16:49:24 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 01196620 MILL RIVER NEAR HAMDEN, CT # # 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 01196620 1969-03-25 858 3.53 USGS 01196620 1970-04-02 1370 4.26 USGS 01196620 1979-01-25 2310 5.69 USGS 01196620 1980-04-10 1790 4.99 USGS 01196620 1981-02-24 574 2.84 USGS 01196620 1982-06-06 5580 9.53 USGS 01196620 1983-04-10 2300 5.85 USGS 01196620 1984-05-31 898 3.60 USGS 01196620 1985-08-01 400 2 USGS 01196620 1986-01-26 400 2 USGS 01196620 1987-03-31 1220 4.21 USGS 01196620 1988-07-24 463 2.75 USGS 01196620 1989-05-11 648 3.13 USGS 01196620 1989-10-20 1450 4.60 USGS 01196620 1991-08-19 648 3.13 USGS 01196620 1992-06-06 2350 5.93 USGS 01196620 1992-11-23 667 3.17 USGS 01196620 1993-12-05 648 3.13 USGS 01196620 1994-12-24 346 2.49 USGS 01196620 1996-04-16 2180 5.53 USGS 01196620 1996-12-02 996 3.84 USGS 01196620 1998-03-09 929 3.72 USGS 01196620 1999-02-02 1050 3.85 USGS 01196620 2000-04-22 820 3.50 USGS 01196620 2001-03-22 865 3.53 USGS 01196620 2002-05-14 383 2.63 USGS 01196620 2002-12-20 750 3.32 USGS 01196620 2004-04-14 1130 3.98 USGS 01196620 2005-03-29 760 3.34 USGS 01196620 2006-04-23 1520 4.59 USGS 01196620 2007-04-15 1940 5.20 USGS 01196620 2008-02-13 1170 4.04 USGS 01196620 2008-12-12 1420 4.43 USGS 01196620 2010-03-23 1270 4.20 USGS 01196620 2011-03-07 2130 5.46 USGS 01196620 2011-12-08 854 3.51 USGS 01196620 2013-03-12 1310 4.24 USGS 01196620 2014-05-01 1250 4.17 USGS 01196620 2014-12-09 535 2.94 USGS 01196620 2016-02-25 05:00 445 2.76 USGS 01196620 2017-04-06 23:00 450 2.77 USGS 01196620 2018-04-16 18:00 1260 4.19 USGS 01196620 2019-01-24 18:30 1500 4.56 USGS 01196620 2020-04-13 21:30 788 3.39 USGS 01196620 2021-09-02 05:45 1650 4.86 USGS 01196620 2022-04-08 08:30 501 2.85