# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-21 19:50:54 EST # # ---------------------------------- 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 11170000 COYOTE C NR MADRONE CA # # 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 11170000 1903-03-31 15000 USGS 11170000 1904-03-10 3750 USGS 11170000 1905-03-19 3000 USGS 11170000 1906-01-19 8350 USGS 11170000 1906-12-11 8210 USGS 11170000 1908-01-25 2150 USGS 11170000 1909-01-21 8230 USGS 11170000 1909-12-09 3000 USGS 11170000 1911-03-07 25000 USGS 11170000 1912-03-12 1210 USGS 11170000 1917-02-21 10100 14.50 USGS 11170000 1918-03-12 2090 8.50 USGS 11170000 1919-02-10 8030 13.00 USGS 11170000 1920-03-22 970 6.90 USGS 11170000 1921-01-30 5130 11.20 USGS 11170000 1922-02-10 9760 14.00 USGS 11170000 1923-01-24 9200 2 USGS 11170000 1924-01-27 8.00 2.62 USGS 11170000 1925-02-23 1000 7.00 USGS 11170000 1926-02-13 7180 12.50 USGS 11170000 1927-02-16 6340 12.00 USGS 11170000 1928-03-27 3580 10.00 USGS 11170000 1929-02-03 920 6.80 USGS 11170000 1930-03-05 6500 12.10 USGS 11170000 1931-02-15 178 4.61 USGS 11170000 1931-12-28 10600 14.48 USGS 11170000 1933-01-29 2080 8.72 USGS 11170000 1934-01-01 2010 8.65 USGS 11170000 1935-04-08 5340 11.35 USGS 11170000 1936-02-22 1020 6 6.85 USGS 11170000 1937-03-22 4060 6 10.40 USGS 11170000 1938-02-11 6670 6 12.20 USGS 11170000 1939-03-09 283 6 5.21 USGS 11170000 1940-02-29 3920 6 10.28 USGS 11170000 1941-04-04 4180 6 10.48 USGS 11170000 1942-02-06 2230 6 8.67 USGS 11170000 1943-01-21 5450 6 11.42 USGS 11170000 1944-03-04 3050 6 9.50 USGS 11170000 1945-02-02 6580 6 12.15 USGS 11170000 1946-01-05 504 6 5.96 USGS 11170000 1946-11-23 196 6 4.85 USGS 11170000 1948-04-12 221 6 4.97 USGS 11170000 1949-03-11 663 6 6.34 USGS 11170000 1950-01-28 365 6 5.60 6 USGS 11170000 1950-11-22 230 6 4.00 USGS 11170000 1952-03-31 93.0 6 2.70 USGS 11170000 1952-12-07 93.0 6 2.70 USGS 11170000 1954-09-17 460 6 5.20 USGS 11170000 1955-04-17 113 6 2.80 USGS 11170000 1956-05-16 98.0 6 2.70 USGS 11170000 1957-07-14 127 6 2.97 USGS 11170000 1958-04-03 5750 6 9.65 USGS 11170000 1959-04-05 176 6 2.77 USGS 11170000 1959-10-20 170 6 2.78 USGS 11170000 1961-04-13 180 6 2.81 USGS 11170000 1962-02-22 183 6 2.79 USGS 11170000 1963-07-17 245 6 3.05 USGS 11170000 1964-03-25 217 6 2.94 USGS 11170000 1965-06-19 113 6 2.74 USGS 11170000 1966-05-02 110 6 2.57 USGS 11170000 1967-07-31 96.0 6 2.67 USGS 11170000 1968-06-25 112 6 2.65 USGS 11170000 1969-02-25 3570 6 8.16 USGS 11170000 1970-03-10 346 6 3.24 USGS 11170000 1971-09-20 88.0 6 2.48 USGS 11170000 1972-04-12 99.0 6 2.53 USGS 11170000 1973-08-09 77.0 6 2.44 USGS 11170000 1974-04-02 985 6 4.71 USGS 11170000 1975-04-05 217 6 2.89 USGS 11170000 1976-06-18 113 6 2.57 USGS 11170000 1976-10-01 51.0 6 2.33 USGS 11170000 1978-05-28 90.0 6 2.49 USGS 11170000 1979-05-16 87.0 6 2.48 USGS 11170000 1980-02-25 107 6 2.55 USGS 11170000 1981-08-29 71.0 6 2.42 USGS 11170000 1982-04-01 3630 6 8.80 USGS 11170000 1983-03-01 4720 6 9.58 USGS 11170000 1983-12-03 352 6 3.36 USGS 11170000 1985-04-26 74.0 6 2.44 USGS 11170000 1986-03-20 386 6 3.46 USGS 11170000 1987-09-25 201 6 2.91 USGS 11170000 1997-01-26 6280 6,7 10.84 USGS 11170000 2022-09-19 06:30 25.0 6 2.16 USGS 11170000 2023-03-10 16:30 517 6 4.05 USGS 11170000 2024-02-18 23:45 362 6 3.58