# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-23 09:22:14 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 02146000 CATAWBA RIVER NEAR ROCK HILL, SC # # 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 02146000 1896-07-10 71500 R 15.20 USGS 02146000 1897-02-07 68500 R 14.80 USGS 02146000 1898-00-00 30600 Bm,R 9.00 Bm USGS 02146000 1899-03-20 95000 R 18.00 USGS 02146000 1900-00-00 50800 Bm,R 12.30 Bm USGS 02146000 1901-05-23 151000 R 24.15 USGS 02146000 1901-12-30 108000 R 19.70 USGS 02146000 1903-03-24 93800 R 18.00 USGS 02146000 1942-09-08 25900 6 10.61 USGS 02146000 1943-07-10 56100 6 16.99 USGS 02146000 1944-09-30 30200 6 11.55 USGS 02146000 1945-09-19 76800 6 20.84 USGS 02146000 1946-02-11 46000 6 15.05 USGS 02146000 1947-01-20 39300 6 13.57 USGS 02146000 1948-03-31 39300 6 13.63 USGS 02146000 1948-11-28 60200 6 17.79 USGS 02146000 1949-11-01 23600 6 10.03 USGS 02146000 1951-01-23 13600 6 7.49 USGS 02146000 1952-03-04 56100 6 16.96 USGS 02146000 1953-03-24 38900 6 13.49 USGS 02146000 1954-01-23 51000 6 16.01 USGS 02146000 1955-04-15 14200 6 7.69 USGS 02146000 1956-04-16 14600 6 7.77 USGS 02146000 1957-04-07 36100 6 12.93 USGS 02146000 1958-04-28 50000 6 15.82 USGS 02146000 1958-12-30 25100 6 10.39 USGS 02146000 1960-02-06 50000 6 15.80 USGS 02146000 1961-02-25 21300 6 9.49 USGS 02146000 1962-01-07 49500 6 15.70 USGS 02146000 1963-03-06 26300 6 10.73 USGS 02146000 1964-04-08 37500 6 13.25 USGS 02146000 1964-10-17 44700 6 14.64 USGS 02146000 1966-03-05 15000 6 7.66 USGS 02146000 1967-08-23 39200 6 13.53 USGS 02146000 1968-01-11 15000 6 7.74 USGS 02146000 1969-02-03 14900 6 7.72 USGS 02146000 1970-08-13 15400 6 7.84 USGS 02146000 1971-05-16 31000 6 11.75 USGS 02146000 1972-06-23 24000 6 10.01 USGS 02146000 1973-03-18 33800 6 12.44 USGS 02146000 1974-04-06 25200 6 10.31 USGS 02146000 1975-03-15 62400 6 17.57 USGS 02146000 1976-03-08 13400 6 7.47 USGS 02146000 1976-10-09 55400 6 16.57 USGS 02146000 1977-11-07 39000 6 13.44 USGS 02146000 1979-02-25 43300 6 13.86 USGS 02146000 1980-04-17 21100 6 9.40 USGS 02146000 1981-01-05 13300 6 7.47 USGS 02146000 1982-01-04 30400 6 11.31 USGS 02146000 1983-04-10 28100 6 10.86 USGS 02146000 1984-04-10 32900 6 11.79 USGS 02146000 1985-02-02 13600 6 7.55 USGS 02146000 1985-11-22 27500 6 10.72 USGS 02146000 1987-03-01 34300 6 12.06 USGS 02146000 1988-02-17 13500 6 7.52 USGS 02146000 1989-03-24 14800 6 7.84 USGS 02146000 1989-10-01 57400 6 16.41 USGS 02146000 1990-10-23 24000 1,2,6 10.00 5 USGS 02146000 1992-06-16 27100 6 10.64 USGS 02146000 1993-03-24 41800 6 13.58 USGS 02146000 1994-08-19 34100 6 12.03 USGS 02146000 1995-02-17 22300 6 9.62 USGS 02146000 1996-02-03 26000 6 10.42 USGS 02146000 1997-04-29 23800 6 9.95 USGS 02146000 1998-03-12 16400 6 8.24 USGS 02146000 1999-02-11 13500 6 7.51 USGS 02146000 2000-09-25 12800 6 7.35 USGS 02146000 2001-03-29 11200 6 6.73 USGS 02146000 2002-07-26 9880 6 6.58 USGS 02146000 2003-04-10 50300 6 15.17 USGS 02146000 2004-09-10 54400 6 15.90 USGS 02146000 2005-01-15 15300 6 7.95 USGS 02146000 2005-12-18 15300 6 7.97 USGS 02146000 2007-03-02 21900 6 9.57 USGS 02146000 2008-08-30 18100 6 8.65 USGS 02146000 2009-05-29 15400 6 7.97 USGS 02146000 2010-01-27 33100 6 11.83 USGS 02146000 2011-03-15 14700 6 7.80 USGS 02146000 2011-12-15 13800 6 7.61 USGS 02146000 2013-05-07 48500 6 14.84 USGS 02146000 2013-12-24 15600 6 8.08 USGS 02146000 2015-04-20 15600 6 8.09 USGS 02146000 2015-12-31 45500 6 14.29 USGS 02146000 2017-05-25 13:45 15700 6 8.06 USGS 02146000 2018-04-26 04:00 27500 6 10.72 USGS 02146000 2019-06-10 10:00 73400 6 19.05 USGS 02146000 2020-02-07 15:15 58300 6 16.57 USGS 02146000 2020-11-13 22:00 42800 6 13.76 USGS 02146000 2022-09-29 23:00 12900 6 7.25 USGS 02146000 2023-04-30 06:30 18000 6 8.68