# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-07 15:02:01 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 08163500 Lavaca Rv at Hallettsville, TX # # 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 08163500 1940-06-30 93100 40.60 USGS 08163500 1940-11-24 17000 29.36 USGS 08163500 1942-04-08 14500 28.43 USGS 08163500 1943-05-25 2500 16.22 USGS 08163500 1944-03-15 11000 26.61 USGS 08163500 1945-01-18 6590 22.36 USGS 08163500 1946-02-18 5700 20.95 USGS 08163500 1947-03-18 5460 21.00 USGS 08163500 1948-05-27 3650 18.45 USGS 08163500 1949-04-25 5860 21.54 USGS 08163500 1950-05-27 4130 19.17 USGS 08163500 1951-06-12 4600 19.85 USGS 08163500 1952-05-27 11400 26.94 USGS 08163500 1953-05-14 1480 15.15 USGS 08163500 1954-04-08 3260 19.10 USGS 08163500 1955-05-18 10800 27.18 USGS 08163500 1956-02-08 1310 14.02 USGS 08163500 1957-04-29 9460 26.15 USGS 08163500 1957-10-15 20600 30.55 USGS 08163500 1959-04-10 6660 23.40 USGS 08163500 1959-10-31 4370 18.88 USGS 08163500 1960-10-18 29500 28.40 USGS 08163500 1962-04-27 4000 16.83 USGS 08163500 1963-02-18 2340 14.21 USGS 08163500 1964-09-17 2220 14.24 USGS 08163500 1965-06-05 9320 21.72 USGS 08163500 1965-11-04 30200 28.83 USGS 08163500 1967-09-21 14700 26.44 USGS 08163500 1968-06-24 6590 24.44 USGS 08163500 1969-05-01 25700 28.14 USGS 08163500 1970-05-27 3740 18.66 USGS 08163500 1971-09-10 10400 24.69 USGS 08163500 1972-05-12 18900 28.78 USGS 08163500 1973-06-13 23200 30.52 USGS 08163500 1974-09-13 20500 30.16 USGS 08163500 1975-05-24 7780 24.27 USGS 08163500 1976-05-26 3900 20.40 USGS 08163500 1977-04-20 13200 26.98 USGS 08163500 1978-06-07 9030 24.60 USGS 08163500 1979-05-12 16500 28.50 USGS 08163500 1980-05-21 6880 23.00 USGS 08163500 1981-08-31 99500 41.10 USGS 08163500 1982-05-13 28400 32.16 USGS 08163500 1983-05-21 5950 22.67 USGS 08163500 1983-11-06 326 12.95 USGS 08163500 1985-02-23 3740 16.04 USGS 08163500 1985-11-24 9380 19.71 USGS 08163500 1987-06-04 35900 27.11 USGS 08163500 1988-05-11 1560 12.30 USGS 08163500 1989-05-15 3420 15.67 USGS 08163500 1990-03-30 921 10.20 USGS 08163500 1991-04-14 9030 19.54 USGS 08163500 1992-06-02 21200 23.85 USGS 08163500 1993-05-24 9680 19.85 USGS 08163500 1994-05-13 6830 19.29 USGS 08163500 1994-10-18 11200 22.64 USGS 08163500 1996-09-21 2560 14.52 USGS 08163500 1997-04-11 21600 28.25 USGS 08163500 1998-00-00 2300 4,Bm 10.67 5,Bm USGS 08163500 1998-10-18 22300 28.53 USGS 08163500 2000-05-02 11.72 USGS 08163500 2001-03-15 16.45 USGS 08163500 2002-04-09 16.94 USGS 08163500 2002-11-05 20.83 USGS 08163500 2004-06-10 20.66 USGS 08163500 2004-11-22 14.92 USGS 08163500 2007-07-08 17.07 USGS 08163500 2009-04-18 12.41 USGS 08163500 2010-09-08 14.27 USGS 08163500 2012-01-26 14.30 USGS 08163500 2015-05-19 17.93 USGS 08163500 2016-04-16 16:15 5930 17.50 USGS 08163500 2017-08-28 00:30 14400 9 25.30 USGS 08163500 2018-03-29 12:00 2220 12.60 USGS 08163500 2018-12-07 23:00 8580 19.74 USGS 08163500 2020-06-25 18:45 2380 12.81 USGS 08163500 2021-05-19 08:30 11700 23.47 USGS 08163500 2021-10-14 21:00 3920 17.61 USGS 08163500 2023-05-13 13:45 7860 21.27