# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-02 08:22:15 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 01204000 POMPERAUG RIVER AT SOUTHBURY, 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 01204000 1932-11-19 2980 9.75 USGS 01204000 1934-09-17 5300 13.20 USGS 01204000 1935-03-06 1570 7.40 USGS 01204000 1936-03-12 5990 14.13 USGS 01204000 1936-12-20 2200 8.50 USGS 01204000 1938-09-21 7420 16.00 USGS 01204000 1939-02-15 2000 8.10 USGS 01204000 1940-01-15 3660 10.85 USGS 01204000 1941-02-08 5960 14.10 USGS 01204000 1942-03-03 2230 8.44 USGS 01204000 1942-12-30 2340 8.57 USGS 01204000 1944-03-07 2340 8.56 USGS 01204000 1945-01-01 3340 10.32 USGS 01204000 1946-09-30 1520 7.11 USGS 01204000 1947-03-14 2060 8.08 USGS 01204000 1948-03-20 1960 7.86 USGS 01204000 1948-12-31 5600 13.62 USGS 01204000 1950-03-09 2920 9.60 USGS 01204000 1951-02-07 3160 10.05 USGS 01204000 1952-03-11 2500 8.88 USGS 01204000 1953-01-24 3400 10.35 USGS 01204000 1954-09-11 1790 7.55 USGS 01204000 1955-08-19 29400 21.80 1673 USGS 01204000 1955-10-16 8860 15.75 USGS 01204000 1957-01-23 1100 6.26 USGS 01204000 1958-02-28 1840 7.70 USGS 01204000 1959-03-06 2400 8.67 USGS 01204000 1960-01-03 2010 8.03 USGS 01204000 1961-02-26 2500 8.94 USGS 01204000 1962-03-13 2680 9.18 USGS 01204000 1963-07-21 2230 8.43 USGS 01204000 1964-01-25 1220 2 6.50 USGS 01204000 1965-02-25 1530 7.12 USGS 01204000 1966-03-01 1170 6.40 USGS 01204000 1967-04-16 1170 6.40 USGS 01204000 1968-05-29 2770 9.35 USGS 01204000 1969-03-25 2250 8.49 USGS 01204000 1970-02-11 3670 10.82 USGS 01204000 1971-09-14 1380 6.81 USGS 01204000 1972-02-14 1940 7.94 USGS 01204000 1973-02-03 4090 11.48 USGS 01204000 1973-12-21 3800 11.06 USGS 01204000 1975-09-27 9500 15.68 USGS 01204000 1976-01-28 3600 9.61 USGS 01204000 1977-03-22 2720 8.53 USGS 01204000 1978-01-26 5430 11.64 USGS 01204000 1979-01-25 7960 14.26 USGS 01204000 1980-03-22 4780 10.92 USGS 01204000 1981-02-24 2130 7.79 USGS 01204000 1982-06-05 7880 14.18 USGS 01204000 1983-03-19 4560 10.68 USGS 01204000 1984-05-30 4510 10.48 USGS 01204000 1985-09-27 3740 9.52 USGS 01204000 1986-01-26 3470 9.19 USGS 01204000 1987-04-04 9780 15.92 USGS 01204000 1988-07-24 802 5.56 USGS 01204000 1989-05-16 1800 7.46 USGS 01204000 1989-10-20 6410 12.71 USGS 01204000 1990-10-24 2390 8.21 USGS 01204000 1992-06-06 1930 7.55 USGS 01204000 1992-11-23 1920 7.54 USGS 01204000 1994-08-22 4760 10.94 USGS 01204000 1995-03-09 1480 6.66 USGS 01204000 1996-01-27 5320 11.63 USGS 01204000 1996-10-20 4970 11.16 USGS 01204000 1998-03-09 2580 8.18 USGS 01204000 1999-09-16 3000 8.72 USGS 01204000 2000-07-16 2010 7.40 USGS 01204000 2001-06-17 2630 8.24 USGS 01204000 2002-06-07 1050 5.97 USGS 01204000 2003-03-21 1740 7.02 USGS 01204000 2003-10-29 3090 8.83 USGS 01204000 2005-01-14 2200 7.67 USGS 01204000 2006-04-23 6330 12.82 USGS 01204000 2007-04-16 7350 13.85 USGS 01204000 2008-02-13 3890 9.82 USGS 01204000 2008-12-12 4070 10.04 USGS 01204000 2010-01-25 3350 9.34 USGS 01204000 2011-03-07 14500 17.66 USGS 01204000 2011-12-08 2880 8.79 USGS 01204000 2013-06-14 3060 9.01 USGS 01204000 2014-05-01 3960 9.84 USGS 01204000 2015-01-18 2710 8.41 USGS 01204000 2016-02-25 05:30 1980 7.41 USGS 01204000 2017-04-06 23:30 1280 6.27 USGS 01204000 2018-04-16 18:30 2100 7.59 USGS 01204000 2019-01-24 20:00 3810 9.69 USGS 01204000 2019-12-14 11:00 2100 7.59 USGS 01204000 2021-09-02 05:15 8590 13.74 USGS 01204000 2022-04-08 06:45 2290 7.85 USGS 01204000 2023-09-29 19:30 7520 12.95