# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-19 05:07:35 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 08459000 Rio Grande at Laredo, 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 08459000 1865-00-00 950000 7,Bm USGS 08459000 1899-06-15 172000 USGS 08459000 1900-04-07 160000 USGS 08459000 1903-06-15 73500 USGS 08459000 1904-09-17 137000 USGS 08459000 1905-07-01 166000 USGS 08459000 1906-08-14 109000 USGS 08459000 1907-09-22 18400 USGS 08459000 1908-08-16 33000 USGS 08459000 1909-07-24 20000 USGS 08459000 1910-09-08 40200 USGS 08459000 1911-05-18 24300 USGS 08459000 1912-06-19 105000 USGS 08459000 1913-06-25 35100 USGS 08459000 1914-05-26 57200 USGS 08459000 1914-10-24 140000 USGS 08459000 1916-09-04 60600 USGS 08459000 1917-09-29 106000 USGS 08459000 1919-09-18 192000 USGS 08459000 1920-09-11 66400 USGS 08459000 1922-06-20 312000 USGS 08459000 1923-09-08 85200 USGS 08459000 1924-09-22 36500 USGS 08459000 1925-05-31 189000 USGS 08459000 1926-04-21 56800 USGS 08459000 1926-10-16 25000 USGS 08459000 1928-09-23 51600 USGS 08459000 1929-09-17 27000 USGS 08459000 1930-04-29 15600 USGS 08459000 1930-10-08 53300 USGS 08459000 1932-09-03 335000 USGS 08459000 1932-10-02 79500 USGS 08459000 1934-06-03 47700 USGS 08459000 1935-06-16 176000 USGS 08459000 1936-06-30 87600 USGS 08459000 1937-06-06 21000 USGS 08459000 1938-07-26 107000 USGS 08459000 1939-05-14 55100 USGS 08459000 1940-06-30 26500 USGS 08459000 1941-09-20 68900 USGS 08459000 1942-09-15 55400 USGS 08459000 1943-06-05 50500 USGS 08459000 1944-08-29 73100 USGS 08459000 1945-04-21 26900 USGS 08459000 1945-10-10 79800 USGS 08459000 1947-06-24 55800 USGS 08459000 1948-06-26 300000 USGS 08459000 1949-02-27 67500 USGS 08459000 1950-07-15 27700 USGS 08459000 1951-05-16 55800 USGS 08459000 1952-05-29 32800 USGS 08459000 1953-09-03 53700 USGS 08459000 1954-06-30 717000 USGS 08459000 1955-09-27 43400 16.57 USGS 08459000 1956-07-03 24500 11.15 USGS 08459000 1957-05-30 64600 22.05 USGS 08459000 1958-06-20 57600 20.93 USGS 08459000 1958-10-01 59700 20.93 USGS 08459000 1959-10-07 36700 14.27 USGS 08459000 1961-06-20 99200 5 30.84 USGS 08459000 1962-09-12 12800 5 6.99 USGS 08459000 1962-10-22 18800 5 9.48 USGS 08459000 1964-09-25 214000 5 42.06 USGS 08459000 1965-06-15 33100 5 14.63 USGS 08459000 1965-11-09 11100 5 6.07 USGS 08459000 1967-09-23 34700 5 17.65 USGS 08459000 1968-05-12 14600 5 8.30 USGS 08459000 1969-08-28 36700 6 18.77 USGS 08459000 1969-10-07 21900 6 12.96 USGS 08459000 1971-06-30 138000 6 38.98 USGS 08459000 1971-10-06 74900 6 31.63 USGS 08459000 1973-09-24 16300 6 11.52 USGS 08459000 1974-09-27 63900 6 27.66 USGS 08459000 1975-07-21 84400 6 32.05 USGS 08459000 1976-07-19 42000 6 20.34 USGS 08459000 1977-05-23 33200 6 17.39 USGS 08459000 1978-05-21 12400 6 9.84 USGS 08459000 1979-06-05 49800 6 21.33 USGS 08459000 1980-08-13 38100 6 19.46 USGS 08459000 1981-06-17 23000 6 14.11 USGS 08459000 1981-10-15 14000 6 10.24 USGS 08459000 1983-09-20 29600 6 16.70