# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 10:45:11 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 Connecticut 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 01193000 CONNECTICUT RIVER AT MIDDLETOWN, 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 01193000 1814-00-00 188000 7,Bm 21.40 Bm USGS 01193000 1854-05-01 210000 7 23.40 USGS 01193000 1860-00-00 181000 7,Bm 20.80 Bm USGS 01193000 1862-04-21 175000 7 20.20 USGS 01193000 1927-11-06 176000 7 20.30 USGS 01193000 1936-03-21 267000 7 28.20 USGS 01193000 1938-09-23 239000 7 25.75 USGS 01193000 1947-04-15 96400 5 11.79 USGS 01193000 1948-03-24 133000 5 16.05 USGS 01193000 1949-01-02 139000 5 16.70 USGS 01193000 1950-04-07 82800 5 10.06 USGS 01193000 1951-04-02 111000 5 13.62 USGS 01193000 1952-06-04 109000 5 13.40 USGS 01193000 1953-03-30 139000 5 16.68 USGS 01193000 1954-04-20 83600 5 10.21 USGS 01193000 1955-08-20 177000 5 20.44 USGS 01193000 1955-10-17 114000 5 13.89 USGS 01193000 1957-01-26 63100 5 7.33 USGS 01193000 1958-04-25 113000 5 13.76 USGS 01193000 1959-04-06 99600 5 12.15 USGS 01193000 1960-04-07 159000 5 18.70 USGS 01193000 1961-04-26 77800 5 9.39 USGS 01193000 1962-04-03 94000 5 11.46 USGS 01193000 1963-04-06 85200 5 10.39 USGS 01193000 1964-04-17 80600 5 9.82 USGS 01193000 1965-04-18 44300 5 4.30 USGS 01193000 1966-03-28 54800 5 6.05 USGS 01193000 1967-04-05 77800 5 9.37 USGS 01193000 1968-03-26 101000 5 12.37 USGS 01193000 1969-04-24 118000 5 14.38 USGS 01193000 1970-04-28 80000 5 9.72 USGS 01193000 1971-05-07 79200 5 9.60 USGS 01193000 1972-04-20 77100 5 9.30 USGS 01193000 1973-07-03 99100 5 12.14 USGS 01193000 1973-12-24 98000 5 12.01 USGS 01193000 1975-03-22 68400 5 8.05 USGS 01193000 1976-04-04 110000 5 13.47 USGS 01193000 1977-03-16 111000 5 13.66 USGS 01193000 1977-10-20 70900 5 8.41 USGS 01193000 1979-03-09 102000 5 12.53 USGS 01193000 1980-04-12 88200 5 10.78 USGS 01193000 1981-02-27 106000 5 13.04 USGS 01193000 1982-04-23 96600 5 11.83 USGS 01193000 1983-04-28 91900 5 11.24 USGS 01193000 1984-06-02 186000 5 21.27 USGS 01193000 1985-03-14 56700 5 5.25 2 1985-09-27 6.50 1 USGS 01193000 1986-04-03 87200 5 10.65 USGS 01193000 1987-04-08 140000 5 16.85 USGS 01193000 1988-05-02 71800 5 8.54 USGS 01193000 1989-05-09 85100 5 10.39 USGS 01193000 1990-03-22 94000 5 11.52 USGS 01193000 1990-10-26 67000 5 7.87 USGS 01193000 1992-04-27 71400 5 8.49 USGS 01193000 1993-04-02 104000 5 12.71 USGS 01193000 1994-04-19 102000 5 12.55 USGS 01193000 1995-01-20 56900 5 6.31 USGS 01193000 1996-04-19 104000 5 12.98 USGS 01193000 1996-12-05 79300 5 9.62 USGS 01193000 1998-04-02 103000 5 12.58 USGS 01193000 1999-09-19 73300 5 8.76 USGS 01193000 2000-04-07 74300 5 8.81 USGS 01193000 2001-04-26 97400 5 11.92 USGS 01193000 2002-04-18 68600 5 8.09 USGS 01193000 2004-04-04 95200 5 11.65 USGS 01193000 2005-04-05 110000 5 13.45 USGS 01193000 2008-04-15 87200 5 10.65 USGS 01193000 2008-12-14 86400 5 10.55 USGS 01193000 2010-04-02 106000 5 12.96 USGS 01193000 2011-08-31 128000 5 15.50