# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-23 10:09:43 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 03531500 POWELL RIVER NEAR JONESVILLE, VA # # 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 03531500 1918-01-00 33.00 Bd USGS 03531500 1920-12-14 12:00 10900 2 USGS 03531500 1922-03-10 12:00 12800 2 USGS 03531500 1923-02-03 12:00 19900 2 USGS 03531500 1924-02-20 12:00 9170 2 USGS 03531500 1925-02-15 12:00 16200 2 USGS 03531500 1925-10-25 12:00 14900 2 USGS 03531500 1926-12-21 12:00 24300 2 USGS 03531500 1928-06-29 12:00 16800 2 USGS 03531500 1929-03-23 12:00 31900 2 USGS 03531500 1930-05-19 12:00 10900 2 USGS 03531500 1931-04-22 12:00 8540 2 USGS 03531500 1932-01-30 22900 25.64 USGS 03531500 1932-12-28 9230 16.43 USGS 03531500 1934-03-03 10500 17.93 USGS 03531500 1935-03-12 11000 18.37 USGS 03531500 1936-04-06 16200 22.07 USGS 03531500 1937-02-09 17000 22.59 USGS 03531500 1938-03-03 5660 11.32 USGS 03531500 1939-02-03 20200 24.28 USGS 03531500 1940-04-20 7470 14.02 USGS 03531500 1941-07-13 4010 8.72 USGS 03531500 1942-08-09 7540 14.09 USGS 03531500 1943-04-19 11300 18.58 USGS 03531500 1944-02-18 22900 25.64 USGS 03531500 1945-02-13 9310 16.48 USGS 03531500 1946-01-08 30000 30.80 USGS 03531500 1947-01-16 13800 20.65 USGS 03531500 1948-02-14 20600 25.85 USGS 03531500 1949-01-06 9800 17.07 USGS 03531500 1950-01-31 16500 22.53 USGS 03531500 1950-12-08 9010 16.20 USGS 03531500 1951-12-15 14000 20.74 USGS 03531500 1953-02-21 11400 19.45 USGS 03531500 1954-01-16 7680 14.27 USGS 03531500 1955-03-16 11400 19.38 USGS 03531500 1956-04-16 15800 23.53 USGS 03531500 1957-01-30 19800 26.87 USGS 03531500 1957-12-08 10700 18.64 USGS 03531500 1959-01-22 10900 18.86 USGS 03531500 1959-11-28 9220 16.47 USGS 03531500 1961-02-25 10100 17.79 USGS 03531500 1962-02-28 11200 19.16 USGS 03531500 1963-03-12 31100 33.36 USGS 03531500 1964-03-15 8000 14.73 USGS 03531500 1965-03-26 13800 21.60 USGS 03531500 1966-02-13 13900 21.70 USGS 03531500 1967-03-07 22800 29.03 USGS 03531500 1967-12-22 6540 12.44 USGS 03531500 1969-01-20 4270 8.95 USGS 03531500 1969-12-31 28400 32.16 USGS 03531500 1971-05-07 11900 19.94 USGS 03531500 1972-01-21 9440 16.81 USGS 03531500 1973-03-17 19700 26.75 USGS 03531500 1973-11-28 17500 24.95 USGS 03531500 1975-03-30 12100 20.10 USGS 03531500 1976-03-30 10600 18.52 USGS 03531500 1977-04-05 57000 44.32 USGS 03531500 1977-10-02 14400 22.21 USGS 03531500 1979-01-21 10800 18.70 USGS 03531500 1980-03-21 8860 15.98 USGS 03531500 1981-06-07 6910 13.02 USGS 03531500 1982-09-14 7720 14.30 USGS 03531500 1983-05-23 5680 11.20 USGS 03531500 1984-05-07 18400 25.59 USGS 03531500 1985-02-01 5640 11.14 USGS 03531500 1986-02-18 8430 15.34 USGS 03531500 1986-11-09 8270 15.10 USGS 03531500 1987-12-25 6050 11.78 USGS 03531500 1989-06-16 10000 17.62 USGS 03531500 1990-02-10 9090 16.28 USGS 03531500 1991-03-23 9030 16.20 USGS 03531500 1991-12-03 13000 20.89 USGS 03531500 1993-02-22 8470 15.40 USGS 03531500 1994-02-11 19700 26.59 USGS 03531500 1995-05-14 8900 16.02 USGS 03531500 1996-01-19 9380 16.70 USGS 03531500 1996-12-01 11400 19.26 USGS 03531500 1998-04-17 13700 21.55 USGS 03531500 1999-01-09 4230 8.80 USGS 03531500 2000-04-04 6320 12.20 USGS 03531500 2001-07-29 7870 14.51 USGS 03531500 2002-03-18 28700 32.40 USGS 03531500 2003-02-16 25100 30.34 USGS 03531500 2004-05-31 10300 17.97 USGS 03531500 2004-12-01 7960 14.65 USGS 03531500 2006-04-08 9600 17.02 USGS 03531500 2007-04-15 10900 18.70 USGS 03531500 2008-03-20 5120 10.28 USGS 03531500 2009-01-07 9290 15.34 USGS 03531500 2010-05-03 12200 18.94 USGS 03531500 2011-03-01 7820 13.45 USGS 03531500 2011-11-17 8720 14.60 USGS 03531500 2013-01-31 11600 18.22 USGS 03531500 2013-12-09 6640 11.84 USGS 03531500 2015-03-05 20200 26.23 USGS 03531500 2015-12-26 6820 12.09 USGS 03531500 2017-04-24 06:00 14200 21.24 USGS 03531500 2018-02-11 16:15 20400 29.28 USGS 03531500 2019-02-24 16:00 12600 19.98 USGS 03531500 2020-02-06 22:07 18200 27.25 USGS 03531500 2021-03-28 19:45 15500 23.84 USGS 03531500 2022-01-02 13:30 9070 15.24 USGS 03531500 2023-02-17 16:00 13600 21.29