# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-10-31 19:46:13 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 08171000 Blanco Rv at Wimberley, 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 08171000 1869-07-00 25.00 Bd USGS 08171000 1925-04-28 48.0 0.55 USGS 08171000 1926-04-21 37700 19.30 USGS 08171000 1929-05-28 113000 33.30 3 1869 USGS 08171000 1930-05-06 10400 9.26 USGS 08171000 1931-07-18 13100 10.65 USGS 08171000 1932-03-05 1690 3.22 USGS 08171000 1933-08-29 573 1.86 USGS 08171000 1934-04-19 8920 8.50 USGS 08171000 1935-06-15 14700 11.40 USGS 08171000 1936-07-01 29600 16.87 USGS 08171000 1937-07-11 1910 3.39 USGS 08171000 1938-04-27 12900 10.65 USGS 08171000 1939-00-00 5000 2,Bm 5.85 5,Bm USGS 08171000 1940-04-06 2370 3.80 USGS 08171000 1941-06-07 27800 16.27 USGS 08171000 1942-09-08 13100 10.66 USGS 08171000 1943-07-12 2980 4.32 USGS 08171000 1944-05-26 10900 10.02 USGS 08171000 1944-12-04 5340 6.14 USGS 08171000 1946-03-12 8420 8.18 USGS 08171000 1946-11-03 15600 11.80 USGS 08171000 1948-05-11 2850 4.20 USGS 08171000 1949-04-25 21700 14.20 USGS 08171000 1950-02-12 561 1.86 USGS 08171000 1951-06-13 1890 3.38 USGS 08171000 1952-09-11 95000 30.10 USGS 08171000 1953-08-31 6320 6.81 USGS 08171000 1953-10-25 1400 2.90 USGS 08171000 1955-05-17 4800 5.70 USGS 08171000 1956-05-02 1360 2.84 USGS 08171000 1957-04-24 62600 24.73 USGS 08171000 1958-05-02 96400 30.30 USGS 08171000 1959-04-08 2600 3.99 USGS 08171000 1959-10-04 40100 19.90 USGS 08171000 1961-02-16 33800 18.15 USGS 08171000 1962-06-03 13100 10.73 USGS 08171000 1963-04-05 7200 7.38 USGS 08171000 1964-09-27 4260 5.30 USGS 08171000 1965-06-05 16500 12.18 USGS 08171000 1965-10-18 10900 9.65 USGS 08171000 1967-09-03 646 1.81 USGS 08171000 1968-01-20 18200 12.90 USGS 08171000 1969-05-16 1650 3.13 USGS 08171000 1970-05-26 8500 8.30 USGS 08171000 1970-10-05 95.0 0.77 USGS 08171000 1972-05-16 6200 2 6.95 5 USGS 08171000 1973-07-15 17200 12.50 USGS 08171000 1973-10-15 13900 11.06 USGS 08171000 1975-05-24 7770 7.87 USGS 08171000 1976-04-18 14200 14.12 3 USGS 08171000 1977-04-15 11300 12.63 USGS 08171000 1978-09-08 3100 7.68 USGS 08171000 1979-03-19 11100 12.54 USGS 08171000 1980-05-21 1630 5.89 USGS 08171000 1981-06-16 17900 15.62 USGS 08171000 1981-10-07 14600 14.29 USGS 08171000 1983-05-21 3200 7.76 USGS 08171000 1983-10-09 2910 7.52 USGS 08171000 1985-06-06 44200 23.03 USGS 08171000 1986-09-06 33900 20.39 USGS 08171000 1987-07-17 21600 16.54 USGS 08171000 1988-05-29 21900 16.66 USGS 08171000 1989-05-17 8480 11.15 USGS 08171000 1990-05-03 10300 12.09 USGS 08171000 1991-06-23 3280 7.84 USGS 08171000 1991-12-21 32900 20.10 USGS 08171000 1993-06-27 1660 6.36 USGS 08171000 1993-10-20 1370 6.04 USGS 08171000 1995-05-30 11300 12.55 USGS 08171000 1995-11-01 228 4.42 USGS 08171000 1997-06-09 34100 20.46 USGS 08171000 1998-03-16 23300 17.14 USGS 08171000 1998-10-17 88500 28.05 USGS 08171000 2000-06-10 368 4.57 USGS 08171000 2000-11-02 13500 13.51 USGS 08171000 2001-11-15 108000 29.89 USGS 08171000 2003-02-20 5010 9.19 USGS 08171000 2004-06-09 8550 11.27 USGS 08171000 2004-11-17 08:30 34000 20.12 USGS 08171000 2006-05-06 05:30 335 4.61 USGS 08171000 2007-03-12 04:15 36900 20.79 USGS 08171000 2008-08-19 18:15 161 4.21 2 2007-10-22 0430 4.26 USGS 08171000 2009-09-10 15:00 1810 6.58 USGS 08171000 2010-09-08 20:30 6810 10.33 USGS 08171000 2011-01-09 123 4.10 USGS 08171000 2012-05-11 05:45 4290 8.66 USGS 08171000 2013-05-25 16:45 5480 9.51 USGS 08171000 2013-10-31 75800 26.75 USGS 08171000 2015-05-24 175000 44.90 USGS 08171000 2015-10-30 10:15 71000 26.54 USGS 08171000 2017-04-11 20:55 3750 8.28 USGS 08171000 2018-09-09 13:40 2570 7.38 USGS 08171000 2019-05-08 19:55 15900 14.57 USGS 08171000 2020-05-25 06:50 4390 8.74 USGS 08171000 2021-09-29 00:20 710 5.59 USGS 08171000 2021-10-14 11600 12.72 USGS 08171000 2023-05-13 03:30 115 4.27