# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-17 22:07:16 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 08205500 Frio Rv nr Derby, 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 08205500 1916-04-03 15000 13.00 USGS 08205500 1916-10-18 2380 6.50 USGS 08205500 1918-05-07 7800 10.10 USGS 08205500 1919-09-18 34400 18.50 USGS 08205500 1919-10-19 8200 10.30 USGS 08205500 1921-06-14 2540 6.70 USGS 08205500 1922-05-02 10600 11.40 USGS 08205500 1923-09-20 5600 9.00 USGS 08205500 1924-06-25 6400 9.40 USGS 08205500 1925-05-12 874 3.34 USGS 08205500 1926-04-23 18300 14.12 USGS 08205500 1927-06-08 874 3.29 USGS 08205500 1928-06-04 1480 5.20 USGS 08205500 1929-05-26 7200 9.80 USGS 08205500 1930-06-17 5400 8.90 USGS 08205500 1931-05-04 6200 9.28 USGS 08205500 1932-07-04 230000 29.45 USGS 08205500 1932-10-01 1000 3.23 USGS 08205500 1934-04-06 755 2.77 USGS 08205500 1935-06-02 68300 23.68 USGS 08205500 1936-09-29 13700 11.52 USGS 08205500 1937-06-05 980 3.20 2 1936-10-01 6.85 USGS 08205500 1937-12-31 1290 3.80 USGS 08205500 1939-07-15 13700 11.53 USGS 08205500 1939-10-13 2370 6.23 USGS 08205500 1941-02-03 20000 13.82 USGS 08205500 1942-09-09 5080 9.06 USGS 08205500 1943-06-07 4900 9.00 USGS 08205500 1944-08-30 2270 6.40 USGS 08205500 1945-09-30 6460 9.75 USGS 08205500 1946-09-29 5800 9.50 USGS 08205500 1947-06-22 3820 8.20 USGS 08205500 1948-06-28 9200 10.83 USGS 08205500 1949-02-27 6900 10.02 USGS 08205500 1949-10-26 4110 8.65 USGS 08205500 1951-05-17 26900 16.04 USGS 08205500 1952-09-13 436 2.12 USGS 08205500 1953-09-05 15000 12.68 USGS 08205500 1954-05-27 5980 9.64 USGS 08205500 1955-05-21 1550 4.95 USGS 08205500 1956-07-04 2440 7.92 USGS 08205500 1957-05-29 10400 11.34 USGS 08205500 1958-06-20 22200 14.84 USGS 08205500 1959-06-28 5560 9.39 USGS 08205500 1959-10-06 13400 12.17 USGS 08205500 1961-06-20 17900 13.62 USGS 08205500 1962-04-24 453 2.17 USGS 08205500 1963-05-10 769 3.22 USGS 08205500 1964-09-29 2530 7.78 USGS 08205500 1965-05-20 566 3.35 USGS 08205500 1966-08-15 6800 10.08 USGS 08205500 1967-09-23 3880 8.72 USGS 08205500 1968-05-14 4990 9.29 USGS 08205500 1969-05-19 470 2.56 USGS 08205500 1969-10-07 5190 9.43 USGS 08205500 1971-08-15 82500 22.96 USGS 08205500 1971-10-22 4010 8.61 USGS 08205500 1973-07-18 24700 15.42 USGS 08205500 1974-09-01 29200 16.37 USGS 08205500 1975-02-04 2610 7.47 USGS 08205500 1976-05-09 5420 9.46 USGS 08205500 1977-04-18 1930 5.56 USGS 08205500 1978-08-04 4580 9.01 USGS 08205500 1979-06-07 8540 10.80 USGS 08205500 1980-05-15 6740 10.08 USGS 08205500 1981-06-14 12900 12.18 USGS 08205500 1981-10-15 4260 8.75 USGS 08205500 1983-06-06 421 2.31 USGS 08205500 1984-01-12 31.0 1.03 USGS 08205500 1985-01-02 7070 10.22 USGS 08205500 1986-06-06 11100 11.65 USGS 08205500 1987-05-31 33800 17.29 USGS 08205500 1988-07-13 1610 4.93 USGS 08205500 1989-01-30 105 1.44 USGS 08205500 1990-07-18 9180 11.03 USGS 08205500 1991-09-18 3330 7.86 USGS 08205500 1991-12-23 11100 11.65 USGS 08205500 1993-05-08 1740 5.18 USGS 08205500 1994-05-15 874 3.37 USGS 08205500 1995-09-24 2410 6.44 USGS 08205500 1996-06-03 113 1.45 USGS 08205500 1997-06-24 56400 21.77 USGS 08205500 1998-08-25 14600 12.95 USGS 08205500 1998-10-20 17400 13.95 USGS 08205500 2000-06-12 617 2.59 USGS 08205500 2000-10-25 4490 7.99 USGS 08205500 2002-07-07 44300 20.06 USGS 08205500 2003-07-08 13600 12.67 USGS 08205500 2004-07-02 19100 14.49 USGS 08205500 2004-11-19 10:45 2410 5.65 USGS 08205500 2006-01-02 10:15 134 1.48 USGS 08205500 2007-07-23 15:45 38600 19.77 USGS 08205500 2008-08-22 21:00 147 1.51 USGS 08205500 2009-09-12 21:30 2620 5.95 USGS 08205500 2010-05-17 07:15 7680 10.07 USGS 08205500 2011-02-12 05:00 8.90 0.73 USGS 08205500 2011-10-13 01:30 494 2.33 USGS 08205500 2012-10-02 21:45 1050 3.49 USGS 08205500 2014-05-28 23:00 4940 8.36 USGS 08205500 2015-05-26 09:30 16400 13.66 USGS 08205500 2016-05-31 22:45 4270 7.80 USGS 08205500 2017-05-21 17:45 947 3.20 USGS 08205500 2018-09-18 16:15 8110 10.37 USGS 08205500 2018-10-18 16:45 6190 9.52 USGS 08205500 2020-04-09 48.5 1.11 2 2020-04-08 2100 1.11 USGS 08205500 2021-05-17 20:15 3130 6.99 USGS 08205500 2021-10-01 0.00 -0.75 USGS 08205500 2023-05-22 02:15 1510 4.24