# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-18 14:09:43 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 01197000 EAST BRANCH HOUSATONIC RIVER AT COLTSVILLE, MA # # 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 01197000 1936-03-18 6000 5 10.14 USGS 01197000 1937-05-15 1910 5 7.22 USGS 01197000 1938-09-21 6400 5 10.80 1755 USGS 01197000 1939-04-19 3410 5 8.98 USGS 01197000 1940-04-12 1380 5 6.40 USGS 01197000 1941-09-01 832 5 5.18 USGS 01197000 1942-03-09 1440 5 6.51 USGS 01197000 1942-11-25 1740 5 6.97 USGS 01197000 1943-11-09 1280 5 6.22 USGS 01197000 1945-07-22 1970 5 7.34 USGS 01197000 1946-03-09 1190 5 6.03 USGS 01197000 1947-04-06 1730 5 6.97 USGS 01197000 1948-03-22 1970 5 7.13 USGS 01197000 1948-12-31 5700 5 10.38 USGS 01197000 1950-04-05 1070 5 5.64 USGS 01197000 1950-11-26 3280 5 8.64 USGS 01197000 1952-06-01 2080 5 7.28 USGS 01197000 1953-03-24 1630 5 6.64 USGS 01197000 1954-09-11 1870 5 6.98 USGS 01197000 1955-08-19 1640 5 6.65 USGS 01197000 1955-10-16 2010 5 7.18 USGS 01197000 1957-01-23 1120 5 5.70 USGS 01197000 1957-12-21 1090 5 5.64 USGS 01197000 1959-01-22 1730 5 6.78 USGS 01197000 1960-09-12 1920 5 7.05 USGS 01197000 1961-04-23 998 5 5.44 USGS 01197000 1962-04-08 1450 5 6.37 USGS 01197000 1963-04-03 582 5 4.48 USGS 01197000 1964-04-15 908 5 5.24 USGS 01197000 1965-04-16 394 5 3.97 USGS 01197000 1965-12-26 654 5 4.66 USGS 01197000 1967-04-03 1040 5 5.54 USGS 01197000 1968-04-25 1480 5 6.39 USGS 01197000 1969-04-23 3710 5 6.40 USGS 01197000 1969-11-08 1060 5 4.34 USGS 01197000 1971-08-28 1080 5 4.36 USGS 01197000 1972-06-30 2700 2,5 USGS 01197000 1973-03-18 875 5 4.10 USGS 01197000 1973-12-21 3490 5 6.27 USGS 01197000 1975-06-13 2440 5 5.59 USGS 01197000 1976-08-10 2780 5 6.52 USGS 01197000 1977-03-14 2360 5 6.11 USGS 01197000 1978-01-09 1720 5 5.40 USGS 01197000 1979-03-06 2250 5 6.00 USGS 01197000 1980-03-22 4170 5 7.63 USGS 01197000 1981-02-20 1400 2,5 USGS 01197000 1982-04-18 2860 5 6.59 USGS 01197000 1983-04-20 2310 5 6.06 USGS 01197000 1984-05-29 3340 5 7.00 USGS 01197000 1985-09-27 1200 5,9 4.71 USGS 01197000 1986-03-20 982 5,9 4.37 USGS 01197000 1987-04-05 5000 2,5 USGS 01197000 1988-03-26 1680 5 5.26 USGS 01197000 1989-05-06 1150 5 4.56 USGS 01197000 1990-08-07 3850 5 7.46 USGS 01197000 1990-10-24 1440 5 4.95 USGS 01197000 1992-03-27 1220 5 4.66 USGS 01197000 1993-04-23 2280 5 5.95 USGS 01197000 1994-04-14 1730 5 5.32 USGS 01197000 1995-03-09 1200 5 3.50 3,6 USGS 01197000 1995-10-22 1690 5 4.11 USGS 01197000 1996-12-02 1250 5 3.57 USGS 01197000 1998-06-14 1500 5 3.88 USGS 01197000 1999-03-22 1560 5 3.95 USGS 01197000 2000-06-07 2640 5 5.14 USGS 01197000 2000-12-17 2120 5 4.60 USGS 01197000 2002-05-14 749 5 2.84 USGS 01197000 2003-08-13 2400 5 4.90 USGS 01197000 2004-04-02 2140 5 4.63 USGS 01197000 2005-04-03 2910 5 5.39 USGS 01197000 2005-10-09 6330 5 8.14 USGS 01197000 2007-04-17 2210 5 4.72 USGS 01197000 2008-03-08 1190 5 3.53 USGS 01197000 2008-12-12 1940 5 4.44 USGS 01197000 2010-03-31 1510 5 3.95 USGS 01197000 2011-08-28 6410 5 8.20 USGS 01197000 2011-12-08 1050 5 3.33 USGS 01197000 2013-06-14 1340 5 3.73 USGS 01197000 2014-07-28 1950 5 4.45 USGS 01197000 2014-12-09 1190 5 3.53 USGS 01197000 2016-02-25 07:15 1720 5 4.20 USGS 01197000 2017-02-26 00:30 1160 5 3.56 USGS 01197000 2018-01-13 06:15 1680 5 4.22 USGS 01197000 2018-12-21 21:00 1560 5 4.08 USGS 01197000 2019-12-14 23:45 988 5 3.30 USGS 01197000 2021-04-30 03:00 1600 5 4.12 USGS 01197000 2021-10-05 02:15 1330 5 3.79 USGS 01197000 2023-07-10 14:30 2550 5 5.09