# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-06-03 06:02:44 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 01191000 NORTH BRANCH PARK RIVER AT 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 01191000 1936-03-12 2800 11.20 USGS 01191000 1936-12-20 900 6.25 USGS 01191000 1938-01-25 3000 11.81 USGS 01191000 1938-12-06 1100 7.20 2 1939-02-15 7.60 1 USGS 01191000 1940-05-31 1460 8.17 2 1940-01-15 10.26 1 USGS 01191000 1941-02-08 950 8.98 1 USGS 01191000 1942-03-09 850 6.03 2 1942-02-01 6.05 1 USGS 01191000 1942-12-30 1380 8.14 USGS 01191000 1944-04-25 560 4.74 USGS 01191000 1945-04-26 1500 8.16 USGS 01191000 1945-12-07 755 5.82 2 1946-02-14 5.91 1 USGS 01191000 1947-04-05 545 4.65 USGS 01191000 1947-11-12 1160 7.33 USGS 01191000 1948-12-31 1010 6.89 USGS 01191000 1950-03-09 900 7.58 1 USGS 01191000 1951-03-31 1760 8.80 USGS 01191000 1952-03-11 1260 7.55 USGS 01191000 1953-01-24 1640 8.50 USGS 01191000 1954-09-11 872 6.14 USGS 01191000 1955-08-19 10000 18.80 1854 USGS 01191000 1955-10-16 3680 12.40 USGS 01191000 1957-04-06 660 5.10 2 1957-01-23 6.06 1 USGS 01191000 1958-04-06 815 5.85 USGS 01191000 1959-03-06 1320 7.67 USGS 01191000 1960-09-12 1880 9.20 USGS 01191000 1961-02-26 1110 7.20 USGS 01191000 1962-03-13 1640 8.55 USGS 01191000 1963-03-06 520 2,6 4.38 2 1963-03-07 5.18 USGS 01191000 1964-01-26 766 2,6 5.66 2 1964-01-21 6.57 1 USGS 01191000 1965-02-25 890 6 8.87 1 USGS 01191000 1966-02-13 894 6 6.32 USGS 01191000 1967-04-18 610 6 4.85 USGS 01191000 1967-12-12 1060 6 6.94 USGS 01191000 1969-03-25 1220 6 7.60 USGS 01191000 1970-02-03 1740 6 8.84 USGS 01191000 1971-02-27 484 6 4.99 USGS 01191000 1972-03-03 1750 6 8.88 USGS 01191000 1973-02-03 1380 6 7.95 USGS 01191000 1973-12-21 1790 6 8.98 USGS 01191000 1975-09-27 2460 6 10.37 USGS 01191000 1976-01-28 1690 6 8.72 USGS 01191000 1977-02-25 1010 6 7.16 USGS 01191000 1978-01-26 1510 6 8.27 USGS 01191000 1979-01-25 1660 6 8.64 USGS 01191000 1979-10-03 1760 6 8.89 USGS 01191000 1981-02-24 1660 6,C 8.64 USGS 01191000 1982-06-06 3270 6,C 11.86 USGS 01191000 1983-04-11 1600 6,C 8.40 USGS 01191000 1984-05-31 1530 6,C 8.35 USGS 01191000 1985-03-12 330 6,C 3.88 USGS 01191000 1986-01-26 1080 6,C 7.15 USGS 01191000 1995-03-09 711 6,C 6.00 USGS 01191000 1996-04-16 1810 6,C 9.00 4 USGS 01191000 2014-12-09 20:00 873 6,C 7.60 USGS 01191000 2016-02-25 05:45 746 6,C 7.73 USGS 01191000 2017-04-06 23:45 430 6,C 5.99 USGS 01191000 2018-04-16 18:00 1110 6,C 9.64 USGS 01191000 2019-01-24 19:45 1260 6,C 10.41 USGS 01191000 2019-12-14 10:15 757 6,C 8.02 USGS 01191000 2021-09-02 06:00 2020 6,C 12.45 USGS 01191000 2022-04-08 07:00 920 6,C 7.80 USGS 01191000 2023-09-29 19:45 1220 6,C 9.20