# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-04 02:51:56 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 08178000 San Antonio Rv at San Antonio, 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 08178000 1914-10-23 4600 C 14.00 USGS 08178000 1916-09-25 2650 C 9.40 USGS 08178000 1917-03-24 147 C 1.80 USGS 08178000 1918-05-05 4860 2,C 9.90 USGS 08178000 1919-09-15 2380 C 7.70 USGS 08178000 1919-10-16 2430 C 7.80 USGS 08178000 1921-09-10 15300 C 20.14 USGS 08178000 1923-07-21 390 C 3.22 USGS 08178000 1924-05-26 648 C 4.48 USGS 08178000 1925-05-10 641 C 4.50 USGS 08178000 1926-04-20 1940 6,C 8.30 USGS 08178000 1927-06-14 845 6,C 5.18 USGS 08178000 1928-06-02 755 6,C 4.93 USGS 08178000 1929-05-24 588 6,C 4.28 5 USGS 08178000 1940-06-29 1040 6,C 4.45 USGS 08178000 1941-04-28 1470 6,C 5.76 USGS 08178000 1942-09-04 1680 6,C 5.90 USGS 08178000 1942-10-04 2350 6,C 8.16 USGS 08178000 1944-09-06 1260 6,C 5.54 USGS 08178000 1944-12-04 1820 6,C 7.21 USGS 08178000 1946-09-27 5740 6,C 15.32 USGS 08178000 1946-11-10 984 6,C 5.85 USGS 08178000 1948-08-26 2840 6,C 10.60 USGS 08178000 1949-06-25 1640 6,C 7.85 USGS 08178000 1949-10-22 1390 6,C 7.11 USGS 08178000 1951-06-03 1800 6,C 8.22 USGS 08178000 1952-09-18 363 6,C 3.47 USGS 08178000 1953-09-04 1610 6,C 7.55 USGS 08178000 1954-06-26 758 6,C 5.05 USGS 08178000 1955-02-04 810 6,C 5.23 USGS 08178000 1956-05-15 1230 6,C 6.63 USGS 08178000 1957-05-27 1850 6,C 9.23 USGS 08178000 1958-06-22 1210 6,C 7.34 USGS 08178000 1959-05-16 772 6,C 5.83 USGS 08178000 1960-08-15 2360 6,C 10.12 USGS 08178000 1961-07-22 3410 6,C 12.20 USGS 08178000 1962-09-06 1140 6,C 5.60 USGS 08178000 1963-09-12 1500 6,C 6.50 USGS 08178000 1964-03-18 1870 6,C 7.76 USGS 08178000 1965-05-18 4510 6,C 12.29 USGS 08178000 1966-04-25 1190 6,C 6.18 USGS 08178000 1967-09-15 2240 6,C 7.60 USGS 08178000 1968-01-18 5730 6,C 11.23 USGS 08178000 1969-09-23 5360 6,C 11.18 USGS 08178000 1970-05-26 5970 6,C 11.52 USGS 08178000 1971-06-21 2610 6,C 9.22 USGS 08178000 1972-05-07 3860 6,C 12.36 USGS 08178000 1973-09-27 6090 6,C 14.78 USGS 08178000 1974-08-08 3520 6,C 12.74 USGS 08178000 1974-11-24 2710 6,C 11.00 USGS 08178000 1976-05-26 3500 6,C 12.60 USGS 08178000 1976-10-10 1940 6,C 10.50 USGS 08178000 1978-09-13 3470 6,C 12.56 USGS 08178000 1979-06-01 1120 6,C 12.41 USGS 08178000 1980-05-01 2440 6,C 11.23 USGS 08178000 1981-06-16 3080 6,C 12.20 USGS 08178000 1981-10-07 2100 6,C 10.77 USGS 08178000 1983-09-18 3900 6,C 13.13 USGS 08178000 1984-08-12 2910 6,C 11.99 USGS 08178000 1984-10-19 3270 6,C 12.79 USGS 08178000 1986-06-04 4570 6,C 14.38 USGS 08178000 1987-05-19 4170 6,C 13.91 USGS 08178000 1988-07-21 2770 6,C 12.11 USGS 08178000 1989-06-14 2720 6,C 12.07 USGS 08178000 1990-07-15 5380 6,C 15.27 USGS 08178000 1991-01-18 3210 6,C 12.71 USGS 08178000 1992-05-27 4770 6,C 14.60 USGS 08178000 1993-05-05 4480 6,C 14.27 USGS 08178000 1994-05-13 4110 6,C 13.84 USGS 08178000 1994-10-08 5230 6,C 15.11 USGS 08178000 1996-05-27 3050 6,C 12.49 USGS 08178000 1997-05-15 2760 6,C 12.09 USGS 08178000 1998-08-14 2710 6,C 12.02 USGS 08178000 1998-10-17 6610 6,C 16.15 USGS 08178000 2000-06-10 12.11 USGS 08178000 2001-04-23 11.73 USGS 08178000 2002-07-01 12.79 USGS 08178000 2003-07-05 12.73 USGS 08178000 2004-04-24 11.49 USGS 08178000 2004-11-22 11.78 USGS 08178000 2006-05-05 11.82 USGS 08178000 2007-08-16 12.73 USGS 08178000 2008-08-20 02:45 12.12 USGS 08178000 2009-05-23 14:30 11.62 USGS 08178000 2010-09-08 02:15 13.20 USGS 08178000 2010-11-02 8.81 USGS 08178000 2012-08-19 05:45 236 6,C 7.09 USGS 08178000 2013-01-09 02:15 350 6,C 8.49 USGS 08178000 2014-06-09 12:15 151 6,C 6.67 2 2014-07-18 10.80 USGS 08178000 2014-11-05 00:15 154 6,C 6.70 2 2015-06-14 1330 10.68 USGS 08178000 2016-06-02 14:15 4350 2,6,C 12.66 USGS 08178000 2017-05-30 16:00 2330 6,C 10.91 USGS 08178000 2018-03-28 03:45 1300 6,C 9.59 USGS 08178000 2019-06-17 01:15 2470 6,C 11.07 USGS 08178000 2020-05-24 22:00 2150 6,C 10.71 USGS 08178000 2021-05-01 13:15 1780 6,C 10.23 USGS 08178000 2021-10-27 06:15 1570 6,C 9.94 USGS 08178000 2023-04-21 01:30 1980 6,C 10.50