# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-04-26 06:18:04 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 14203500 TUALATIN RIVER NEAR DILLEY, OR # # 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 14203500 1940-02-06 4400 12.35 USGS 14203500 1941-01-18 3990 12.20 USGS 14203500 1941-12-19 5360 12.90 USGS 14203500 1943-04-01 4590 12.70 USGS 14203500 1943-12-03 2430 11.70 USGS 14203500 1945-02-08 4780 12.71 USGS 14203500 1946-02-06 5210 12.84 USGS 14203500 1946-12-15 4520 12.62 USGS 14203500 1948-02-22 3800 12.09 USGS 14203500 1949-02-17 9460 13.89 USGS 14203500 1950-02-24 4480 12.83 USGS 14203500 1951-01-17 4200 12.65 USGS 14203500 1951-12-05 4960 12.91 USGS 14203500 1953-01-23 3560 12.60 USGS 14203500 1954-02-13 6210 13.24 USGS 14203500 1954-12-31 2620 12.28 USGS 14203500 1955-12-22 13200 14.78 USGS 14203500 1957-02-26 3840 12.81 USGS 14203500 1957-12-20 3880 12.97 USGS 14203500 1959-01-09 5460 13.35 USGS 14203500 1960-01-29 3580 12.71 USGS 14203500 1960-11-25 5380 13.33 USGS 14203500 1961-12-21 3990 12.93 USGS 14203500 1963-02-03 6950 13.97 USGS 14203500 1964-01-25 11500 14.73 USGS 14203500 1964-12-22 17100 19.34 USGS 14203500 1966-03-09 6100 13.80 USGS 14203500 1966-12-13 6600 18.42 6 USGS 14203500 1968-02-04 3840 17.74 USGS 14203500 1968-12-10 3050 17.50 USGS 14203500 1970-01-27 3940 17.53 USGS 14203500 1971-01-17 4440 17.91 USGS 14203500 1972-01-21 11600 19.27 USGS 14203500 1972-12-21 4920 17.48 USGS 14203500 1974-01-16 11500 18.53 USGS 14203500 1975-01-14 3650 6 17.37 USGS 14203500 1975-12-04 6000 6 17.87 USGS 14203500 1977-03-09 823 6 14.49 USGS 14203500 1977-12-14 6550 6 18.63 USGS 14203500 1979-03-05 1900 6 17.24 USGS 14203500 1980-01-12 3620 6 18.05 USGS 14203500 1980-12-26 4190 6 18.20 USGS 14203500 1982-02-20 4030 6 17.93 USGS 14203500 1982-12-16 3080 6 17.86 USGS 14203500 1983-11-25 1340 6 17.27 USGS 14203500 1984-11-28 3010 6 17.83 USGS 14203500 1986-02-24 2780 6 17.73 USGS 14203500 1987-02-01 3490 6 18.19 USGS 14203500 1988-01-15 3990 6 18.14 USGS 14203500 1989-03-18 1280 6 16.69 USGS 14203500 1990-01-10 2850 6 17.76 USGS 14203500 1991-04-05 6230 6 18.47 USGS 14203500 1992-01-29 1850 6 17.20 USGS 14203500 1993-04-11 1380 6 16.80 USGS 14203500 1994-02-25 2080 6 17.54 USGS 14203500 1994-12-27 2750 6 17.72 USGS 14203500 1996-02-08 21:45 10100 6 19.06 USGS 14203500 1996-12-30 02:15 4050 6 18.02 USGS 14203500 1998-01-14 21:30 2550 6 17.72 USGS 14203500 1998-11-26 07:15 3980 6 18.00 USGS 14203500 1999-11-26 3160 6 17.75 USGS 14203500 2000-12-23 04:00 504 6 14.05 USGS 14203500 2002-01-08 06:45 3870 6 17.82 USGS 14203500 2003-02-01 04:45 3400 6 17.83 USGS 14203500 2004-01-30 01:45 3250 6 17.78 USGS 14203500 2005-03-27 23:45 1780 6 17.09 USGS 14203500 2006-01-10 3530 6 17.87 USGS 14203500 2006-12-15 2830 6 17.62 USGS 14203500 2007-12-03 21:30 9810 6 19.03 USGS 14203500 2009-01-02 10:45 3600 6 17.89 USGS 14203500 2010-01-18 20:45 1250 6 16.65 USGS 14203500 2011-01-16 23:30 1930 6 17.17 USGS 14203500 2012-03-30 17:30 3400 6 17.59 USGS 14203500 2012-11-20 04:00 2720 6 17.36 USGS 14203500 2014-02-19 01:45 2230 6 17.09 2 2014-02-19 0315 17.10 USGS 14203500 2015-02-07 21:15 1880 6 17.16 USGS 14203500 2015-12-09 13:15 4130 6 17.93 USGS 14203500 2017-02-09 23:30 3250 6 17.78 USGS 14203500 2018-01-27 11:00 1040 6 16.53 USGS 14203500 2019-02-12 23:00 1730 6 17.11 USGS 14203500 2020-01-28 19:00 2500 6 17.29 USGS 14203500 2021-01-13 11:45 4620 6 18.09 USGS 14203500 2022-01-07 19:45 2760 6 17.48