# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-17 10:24:47 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 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 02030500 SLATE RIVER NEAR ARVONIA, 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 02030500 1926-12-26 2940 9.80 USGS 02030500 1928-08-12 6870 14.12 USGS 02030500 1929-04-17 4720 12.12 USGS 02030500 1930-03-08 2310 8.80 USGS 02030500 1931-08-01 1570 7.30 USGS 02030500 1932-03-07 3700 10.74 USGS 02030500 1932-10-17 3560 10.50 USGS 02030500 1934-03-05 3700 10.70 USGS 02030500 1935-09-06 26900 22.18 USGS 02030500 1936-03-18 9860 16.10 USGS 02030500 1937-04-26 21600 20.86 USGS 02030500 1937-10-19 4650 12.05 USGS 02030500 1939-08-20 3700 10.67 USGS 02030500 1940-08-16 6320 13.62 USGS 02030500 1941-04-06 3560 10.49 USGS 02030500 1942-08-12 2100 8.25 USGS 02030500 1942-10-16 3560 10.53 USGS 02030500 1944-09-20 16000 19.00 USGS 02030500 1945-09-19 5400 13.00 USGS 02030500 1946-02-11 2280 8.50 USGS 02030500 1947-03-14 2460 8.77 USGS 02030500 1948-08-04 5180 12.74 USGS 02030500 1948-12-04 14100 18.25 USGS 02030500 1950-09-10 2800 9.25 USGS 02030500 1950-12-04 3040 9.58 USGS 02030500 1951-12-22 4720 12.10 USGS 02030500 1952-11-20 3780 10.80 USGS 02030500 1954-03-01 4350 11.61 USGS 02030500 1955-08-19 10900 16.75 USGS 02030500 1956-04-16 1840 7.59 USGS 02030500 1957-04-05 3340 10.10 USGS 02030500 1958-02-27 2440 8.60 USGS 02030500 1958-12-29 4050 11.18 USGS 02030500 1960-02-19 4050 11.20 USGS 02030500 1961-02-19 4050 11.23 USGS 02030500 1961-10-21 7650 14.68 USGS 02030500 1963-03-12 2800 9.16 USGS 02030500 1964-02-16 2620 8.86 USGS 02030500 1965-02-08 3580 10.47 USGS 02030500 1966-02-13 3780 10.77 USGS 02030500 1967-08-24 3340 10.11 USGS 02030500 1968-05-27 3040 9.61 USGS 02030500 1969-08-20 5400 13.00 USGS 02030500 1970-04-02 2440 8.60 USGS 02030500 1971-05-31 6360 13.66 USGS 02030500 1972-06-22 42200 25.10 USGS 02030500 1972-10-05 7370 14.48 USGS 02030500 1974-09-08 6590 13.89 USGS 02030500 1975-09-26 10300 16.38 USGS 02030500 1976-01-01 4840 12.14 USGS 02030500 1976-10-20 4890 12.19 USGS 02030500 1978-01-27 7420 14.52 USGS 02030500 1979-02-26 11500 17.02 USGS 02030500 1980-01-18 3290 10.10 USGS 02030500 1981-08-08 2820 9.61 USGS 02030500 1982-02-03 5640 12.91 USGS 02030500 1983-04-24 4250 11.43 USGS 02030500 1984-03-29 6270 13.51 USGS 02030500 1985-08-18 4940 12.19 USGS 02030500 1985-11-05 6930 14.10 USGS 02030500 1987-09-08 7620 14.60 USGS 02030500 1987-11-29 2290 8.82 USGS 02030500 1989-09-26 4860 12.10 USGS 02030500 1990-05-29 3450 10.46 USGS 02030500 1991-07-27 4290 11.47 USGS 02030500 1992-06-06 2180 8.64 USGS 02030500 1993-03-04 7840 14.75 USGS 02030500 1993-11-28 9690 15.95 USGS 02030500 1995-07-11 5360 12.63 USGS 02030500 2006-09-05 3070 9.96 USGS 02030500 2006-10-07 6100 13.35 USGS 02030500 2008-09-06 5190 12.45 USGS 02030500 2008-12-12 2790 9.53 USGS 02030500 2009-12-09 3930 11.06 USGS 02030500 2011-09-07 2170 8.63 USGS 02030500 2012-03-25 5170 12.43 USGS 02030500 2013-07-13 4380 11.58 USGS 02030500 2014-05-16 8540 15.22 USGS 02030500 2015-04-20 2180 8.65 USGS 02030500 2016-02-25 3660 10.66 USGS 02030500 2017-01-23 22:15 2850 9.58 USGS 02030500 2018-05-19 09:45 8360 15.10 USGS 02030500 2018-10-11 22:45 8210 15.00 USGS 02030500 2020-02-07 04:45 3840 10.88 USGS 02030500 2020-11-13 00:45 12400 17.45 USGS 02030500 2022-03-17 16:45 2930 9.69 USGS 02030500 2023-07-17 09:30 5970 13.21