# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-22 23:50:45 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 01212100 E BR BYRAM R AT RIVERSVILLE, 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 01212100 1962-11-10 300 4.38 USGS 01212100 1963-11-29 150 3.47 USGS 01212100 1965-02-08 110 3.15 2 1965-02-08 1200 4.58 1 USGS 01212100 1966-02-13 210 3.83 USGS 01212100 1967-03-07 268 3.89 USGS 01212100 1968-05-28 1040 6.77 USGS 01212100 1969-03-25 358 4.63 USGS 01212100 1970-02-03 570 5.45 USGS 01212100 1971-09-14 1040 6.73 USGS 01212100 1972-06-19 1700 7.62 USGS 01212100 1973-02-02 1100 6.60 USGS 01212100 1973-12-21 940 6.08 USGS 01212100 1975-09-26 1200 6.75 USGS 01212100 1976-08-10 460 4.53 USGS 01212100 1977-03-22 720 5.46 USGS 01212100 1978-01-26 610 5.13 USGS 01212100 1979-01-21 1020 2 6.32 USGS 01212100 1980-04-10 1280 6.88 USGS 01212100 1981-02-20 320 3.94 USGS 01212100 1982-01-04 440 4.96 USGS 01212100 1983-04-16 610 5.13 USGS 01212100 1984-07-07 900 6.00