# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-19 19:22:02 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 New York 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 04265000 GRASS RIVER AT PYRITES NY # # 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 04265000 1924-10-02 4150 8.65 USGS 04265000 1926-04-26 6790 11.50 USGS 04265000 1927-03-19 3740 7.80 USGS 04265000 1927-11-18 8300 2 13.00 USGS 04265000 1929-03-24 4960 9.60 USGS 04265000 1930-01-09 5000 1,2 1930-01-09 1200 10.70 USGS 04265000 1931-04-12 3590 7.81 USGS 04265000 1932-04-12 4940 9.44 USGS 04265000 1932-10-07 4420 8.65 USGS 04265000 1934-04-01 4420 8.65 USGS 04265000 1935-05-01 3310 7.24 2 1935-01-11 9.48 1 USGS 04265000 1936-03-21 3510 7.50 USGS 04265000 1937-04-06 7390 11.99 USGS 04265000 1938-03-25 4950 10.09 1,2 1938-02-07 10.22 1 USGS 04265000 1939-04-20 3330 7.16 2 1939-04-02 7.98 1 USGS 04265000 1940-04-19 4800 9.00 USGS 04265000 1940-12-30 4760 8.95 USGS 04265000 1942-03-18 4200 8.40 2 1942-03-09 10.89 1 USGS 04265000 1943-05-13 3860 8.79 1 USGS 04265000 1944-04-26 5000 9.28 USGS 04265000 1945-03-19 4410 8.54 USGS 04265000 1946-03-10 3800 10.06 1 USGS 04265000 1947-04-13 6780 11.50 USGS 04265000 1948-03-23 6000 10.65 2 1948-03-21 10.90 1 USGS 04265000 1949-03-29 5060 9.74 2 1949-02-15 10.29 1 USGS 04265000 1950-03-28 6950 11.84 USGS 04265000 1951-04-01 5170 9.73 USGS 04265000 1952-04-07 3270 7.28 2 1952-03-12 8.31 1 USGS 04265000 1953-05-03 3440 7.53 USGS 04265000 1954-04-09 4840 9.32 2 1954-02-18 12.40 1 USGS 04265000 1955-03-11 6860 11.58 USGS 04265000 1956-04-30 5960 10.61 2 1956-04-05 10.65 1 USGS 04265000 1957-03-16 2390 5.91 2 1957-02-28 6.84 1 USGS 04265000 1958-05-13 2420 5.87 2 1957-12-22 7.10 1 USGS 04265000 1959-04-07 5270 9.79 2 1959-04-03 10.35 1 USGS 04265000 1960-04-04 4800 2 12.58 1 USGS 04265000 1961-04-24 2690 6.26 2 1961-02-27 10.31 1 USGS 04265000 1962-04-08 4940 9.38 USGS 04265000 1963-04-05 6790 11.53 USGS 04265000 1964-04-09 3200 6.99 2 1964-03-06 9.87 1 USGS 04265000 1965-04-13 3340 7.18 2 1965-02-13 7.98 1 USGS 04265000 1966-03-25 2810 6.43 2 1966-03-05 6.68 1 USGS 04265000 1967-04-04 3940 8.05 USGS 04265000 1968-04-02 2970 6.66 2 1968-03-23 8.53 1 USGS 04265000 1969-04-11 5750 10.38 USGS 04265000 1970-04-19 3650 7.63 USGS 04265000 1971-05-05 5200 2 USGS 04265000 1972-05-05 4660 9.03 USGS 04265000 1973-04-04 4300 2 1973-03-09 10.14 1 USGS 04265000 1974-04-05 6670 12.89 USGS 04265000 1975-04-20 5000 10.47 USGS 04265000 1976-05-21 5500 11.22 USGS 04265000 1977-03-15 6930 13.24 USGS 04265000 1984-12-29 6180 7 12.20 2 1985-02-25 15.56 1 USGS 04265000 2003-03-26 4460 9.61 USGS 04265000 2004-09-10 4000 8.82 USGS 04265000 2005-09-17 5750 11.57 USGS 04265000 2006-03-14 3360 7.69 2 2006-01-16 8.04 1 USGS 04265000 2007-03-28 4720 10.03 2 2007-03-16 10.37 1 USGS 04265000 2008-01-09 4690 9.66 USGS 04265000 2008-12-29 5420 10.86 USGS 04265000 2010-01-27 4230 8.89 USGS 04265000 2011-05-17 4980 10.35 USGS 04265000 2012-04-25 2400 6.29 USGS 04265000 2013-03-13 2850 7.08 2 2013-02-01 8.42 1 USGS 04265000 2014-04-16 6410 12.46 USGS 04265000 2015-06-10 2960 7.21 USGS 04265000 2016-04-02 2470 5.74 2 2016-02-25 8.47 1 USGS 04265000 2017-04-07 3370 8.85 USGS 04265000 2018-01-17 03:15 4880 10.75 USGS 04265000 2019-04-21 13:45 2810 7.25 2 2019-04-01 0800 7.62 1 USGS 04265000 2020-01-13 12:00 3110 8.15 USGS 04265000 2021-03-28 10:00 3870 8.27 USGS 04265000 2022-03-20 06:00 4430 9.22 USGS 04265000 2023-01-05 23:15 3550 7.70