# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-14 23:58:50 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 01192500 HOCKANUM RIVER NEAR EAST HARTFORD, 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 01192500 1920-03-13 1860 5 8.10 USGS 01192500 1920-12-15 623 5 4.36 USGS 01192500 1929-02-07 1190 5 6.62 USGS 01192500 1930-01-15 390 5 3.57 USGS 01192500 1931-06-10 405 5 3.53 USGS 01192500 1932-03-28 435 5 3.71 USGS 01192500 1933-03-22 512 5 4.03 USGS 01192500 1934-03-05 1920 5 8.29 USGS 01192500 1935-01-10 810 5 5.53 USGS 01192500 1936-03-12 1810 5 8.06 USGS 01192500 1936-12-20 710 5 5.07 USGS 01192500 1938-09-21 5160 5 13.78 1640 USGS 01192500 1939-02-15 1340 5 8.25 USGS 01192500 1940-01-15 1410 5 7.53 USGS 01192500 1941-02-08 1690 5 8.16 USGS 01192500 1942-03-09 635 5 5.01 USGS 01192500 1942-12-31 1100 5 6.59 USGS 01192500 1944-09-15 1020 5 6.62 USGS 01192500 1945-02-27 960 5 6.38 USGS 01192500 1945-12-26 465 5 4.49 USGS 01192500 1947-03-03 368 5 3.79 USGS 01192500 1948-03-17 880 5 5.94 USGS 01192500 1948-12-31 450 5 4.12 USGS 01192500 1950-08-20 700 5 5.18 USGS 01192500 1951-02-08 1000 5 6.25 USGS 01192500 1952-03-12 940 5 6.14 USGS 01192500 1953-01-24 1150 5 6.78 USGS 01192500 1954-09-11 1150 5 6.83 USGS 01192500 1955-08-19 2740 5 10.46 USGS 01192500 1955-10-16 1520 5 7.96 USGS 01192500 1957-04-09 455 5 4.32 USGS 01192500 1958-02-28 562 5 4.73 USGS 01192500 1959-03-06 1270 5 7.16 USGS 01192500 1960-09-12 1240 5 7.13 USGS 01192500 1961-02-26 910 5 6.00 USGS 01192500 1962-03-13 1420 5 7.68 USGS 01192500 1963-03-06 1000 5 6.26 USGS 01192500 1964-01-21 628 5 4.91 USGS 01192500 1965-02-25 705 5 5.22 USGS 01192500 1966-02-13 503 5 4.54 USGS 01192500 1967-05-26 811 5 5.67 USGS 01192500 1968-03-18 736 5 5.42 USGS 01192500 1969-03-25 880 5 5.90 USGS 01192500 1970-02-04 2020 5 9.13 USGS 01192500 1971-09-12 445 5 4.26 USGS 01192500 1972-03-03 1150 5 6.80 USGS 01192500 1973-02-03 1800 5 8.66 USGS 01192500 1973-12-21 2180 5 9.47 USGS 01192500 1975-09-26 1730 5 8.48 USGS 01192500 1976-01-28 1910 5 8.92 USGS 01192500 1977-03-23 1240 5 7.09 USGS 01192500 1978-01-26 2320 5 10.06 USGS 01192500 1979-01-25 3400 5 11.93 USGS 01192500 1980-03-22 1740 5 8.60 USGS 01192500 1981-02-24 724 5 5.38 USGS 01192500 1982-06-06 2680 5 10.85 USGS 01192500 1983-04-20 1990 5 9.66 USGS 01192500 1984-05-31 2070 5 9.85 USGS 01192500 1985-08-12 765 5 5.95 USGS 01192500 1986-01-27 838 5 6.24 USGS 01192500 1987-04-05 1270 5 7.72 USGS 01192500 1988-07-24 484 5 4.64 USGS 01192500 1989-08-13 970 5 6.71 USGS 01192500 1989-10-21 1450 5 8.30 USGS 01192500 1991-08-19 1520 5 8.13 USGS 01192500 1992-06-06 826 5 5.91 USGS 01192500 1993-04-01 818 5 5.88 USGS 01192500 1994-03-10 1140 5 6.99 USGS 01192500 1995-03-09 651 5 5.23 USGS 01192500 1996-04-16 2030 5 9.54 USGS 01192500 1996-10-20 1060 5 6.70 3 USGS 01192500 1998-03-09 1400 5 7.70 USGS 01192500 1999-01-19 1290 5 7.40 USGS 01192500 2000-04-22 1390 5 7.77 USGS 01192500 2001-06-17 1180 5 7.31 USGS 01192500 2002-05-14 637 5 5.25 USGS 01192500 2002-12-20 987 5 6.49 USGS 01192500 2004-04-14 1300 5 7.52 USGS 01192500 2005-01-14 975 5 6.45 USGS 01192500 2005-10-15 3440 5 12.03 USGS 01192500 2007-04-16 1620 5 7.93 USGS 01192500 2008-02-13 1580 5 8.00 USGS 01192500 2008-12-12 2190 5 9.43 USGS 01192500 2010-03-30 1780 5 8.51 USGS 01192500 2011-03-07 2250 5 9.57 USGS 01192500 2011-12-08 1750 5 8.69 USGS 01192500 2013-06-14 1610 5 8.37 USGS 01192500 2014-03-30 1450 5 7.68 USGS 01192500 2014-12-09 1080 5 6.63 USGS 01192500 2016-02-25 1230 5 7.37 USGS 01192500 2017-08-02 23:45 1200 6 7.05 USGS 01192500 2017-10-30 05:45 1560 6 7.99 USGS 01192500 2019-01-24 19:30 1840 6 8.67 USGS 01192500 2019-12-14 14:00 1050 6 6.63 USGS 01192500 2021-08-22 21:30 3190 6 11.78 USGS 01192500 2022-02-04 12:30 1050 6 6.61 USGS 01192500 2023-09-30 1680 6 8.30