# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-29 11:42:08 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 01128500 CONNECTICUT R AT FIRST CONN LK NR PITTSBURG, NH # # 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 01128500 1917-10-18 586 6 USGS 01128500 1919-07-05 1090 6 USGS 01128500 1920-05-31 1140 6 3.55 USGS 01128500 1921-04-09 1810 6 4.02 USGS 01128500 1922-06-20 1640 6 3.91 USGS 01128500 1923-04-27 940 6 3.38 USGS 01128500 1924-06-04 714 6 3.18 USGS 01128500 1925-05-13 1990 6 4.13 2 1925-05-05 6.35 1 USGS 01128500 1926-03-14 1370 6 3.73 USGS 01128500 1927-01-27 737 6 3.16 USGS 01128500 1928-02-02 1580 6 3.88 USGS 01128500 1929-05-09 1340 6 3.71 USGS 01128500 1930-05-27 1810 6 4.02 USGS 01128500 1930-11-16 1430 6 3.92 USGS 01128500 1932-02-05 1410 6 3.90 USGS 01128500 1932-11-29 970 6 3.48 USGS 01128500 1934-05-24 1140 6 3.65 USGS 01128500 1934-11-24 1260 6 3.76 USGS 01128500 1936-09-13 1260 6 3.76 USGS 01128500 1936-10-18 1230 6 3.74 USGS 01128500 1938-09-21 1630 6 4.09 USGS 01128500 1938-10-22 700 6 3.20 USGS 01128500 1939-11-01 1580 6 4.03 USGS 01128500 1941-09-18 2200 6 4.57 USGS 01128500 1942-06-15 1880 6 4.32 USGS 01128500 1943-06-16 7200 6 6.25 USGS 01128500 1944-09-10 808 6 3.52 USGS 01128500 1945-05-19 826 6 3.54 USGS 01128500 1945-10-02 1160 6 3.84 USGS 01128500 1947-06-03 2080 6 4.53 USGS 01128500 1948-05-18 920 6 3.60 USGS 01128500 1949-05-03 970 6 3.65 USGS 01128500 1950-03-16 1280 6 3.95 USGS 01128500 1951-06-16 749 6 3.41 USGS 01128500 1952-02-18 602 6 3.24 USGS 01128500 1953-05-08 650 6 3.30 USGS 01128500 1954-06-07 980 6 3.66 USGS 01128500 1954-10-04 1000 6 3.68 USGS 01128500 1956-03-01 563 6 3.13 USGS 01128500 1956-12-31 547 6 3.11 USGS 01128500 1958-01-31 782 6 3.44 USGS 01128500 1959-06-29 1140 6 3.82 USGS 01128500 1959-11-28 1120 6 3.80 USGS 01128500 1960-11-16 605 6 3.25 USGS 01128500 1962-08-07 1170 6 3.87 USGS 01128500 1962-12-15 778 6 3.44 USGS 01128500 1964-01-22 771 6 3.43 USGS 01128500 1964-10-17 580 6 3.15 USGS 01128500 1966-06-29 1110 6 3.82 USGS 01128500 1967-06-29 931 6 3.64 USGS 01128500 1968-08-13 895 6 3.60 USGS 01128500 1969-05-20 3610 6 5.20 USGS 01128500 1970-03-16 678 6 3.33 USGS 01128500 1971-03-08 553 6 3.15 USGS 01128500 1972-07-20 819 6 3.51 USGS 01128500 1973-06-02 810 6 3.50 USGS 01128500 1974-05-14 1520 6 4.16 USGS 01128500 1975-09-27 613 6 3.13 USGS 01128500 1976-09-06 1390 6 4.06 USGS 01128500 1976-10-09 1040 6 3.76 USGS 01128500 1977-12-05 1590 6 4.21 USGS 01128500 1978-10-30 1500 2,6 USGS 01128500 1980-09-07 352 6 2.79 USGS 01128500 1981-02-05 566 6 3.17 USGS 01128500 1982-05-20 716 6 3.38 USGS 01128500 1982-12-08 1650 6 4.25 USGS 01128500 1984-05-31 1450 6 4.11 USGS 01128500 1985-09-04 455 6 2.99 USGS 01128500 1985-12-16 546 6 3.14 USGS 01128500 1987-09-02 335 6 2.75 USGS 01128500 1988-08-17 614 6 3.24 USGS 01128500 1989-05-10 747 6 3.42 USGS 01128500 1990-06-23 509 6 3.08