The Willamette River at Portland site is located at the Morrison Bridge in downtown Portland, OR. WILLAMETTE RIVER AT CORVALLIS, OR Important Legacy real-time page Monitoring location 14171600 is associated with a STREAM in BENTON COUNTY, OREGON. Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps, Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps, Older USGS topographic maps, NGVD29 benchmarks, Older USGS topographic maps, MSL benchmarks. expect flooding of some low spots of trails along the west and east banks of the Willamette in and near downtown Portland. Numerous roads and structures in the Salem/Keizer vicinity are flooded. Current conditions of DISCHARGE and GAGE HEIGHT are available. Share sensitive information only on official, secure websites. Data are collected every half hour. Latitude: 45.284722 N, Longitude: 122.960278 W, Horizontal Datum: NAD83/WGS84. Official websites use .gov is the approximate location based on the latitude/longitude coordinates NAD83/WGS84, Search by city or zip code. Water data back to 1992 are available online. The Willamette River at Portland site is located at the Morrison Bridge in downtown Portland, OR. Based on fish surveys completed from 1998 to 2018 by Oregon State University and records from the Oregon State University Ichthyology Collection, the Willamette River Basin has 34 native fish species found upstream of access roads to the islands on the Willamette River near Salem begin to flood. Show FEMA's National Flood Hazard Layers Zoom Level:15 Flood Impacts & Photos About This Location Latitude: 45.518333 N, Longitude: 122.671111 W, Horizontal Datum: NAD83/WGS84 Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Portland Additional Information Low Water Alerts are issued for stages below 1.0' The Willamette River is a 187-mile (301 km) tributary of the Columbia River in the U.S. state of Oregon.The upper tributaries of the Willamette originate in mountains south and southeast of the twin cities of Eugene and Springfield.Formed by the confluence of the Middle Fork Willamette River and Coast Fork Willamette River near Springfield, the main stem meanders generally north from source to . USGS Station Number 14207700; Station Name WILLAMETTE RIVER AT OREGON CITY, OR Click here to link to available data on NWIS-Web for this site. Willamette River nautical chart and water depth map Willamette River nautical chart The marine chart shows depth and hydrology of Willamette River on the map. Observation & Prediction (CMOP). WILLAMETTE RIVER AT SALEM, OR. Show FEMA's National Flood Hazard Layers Zoom Level:16 Flood Impacts & Photos About This Location Latitude: 45.357900 N, Longitude: 122.609800 W, Horizontal Datum: NAD83/WGS84 Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Falls at Oregon City Additional Information A .gov website belongs to an official government organization in the Data in the graph are plotted against the axis of the same color. Monitoring location 14207770 is associated with a TIDAL STREAM in CLACKAMAS COUNTY, OREGON. The Willamette River, in its natural state, was always subject to annual flooding. Graph updated: Locked padlock Data have been checked by the reporting agency. Subbasin (HUC 17090011), and Lower Willamette Subbasin (HUC 17090012). Full News; USGS 14174000 WILLAMETTE RIVER AT ALBANY, OR. Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map?Possible reasons: Note: Your zoom level may have changed. An official website of the United States government. To report an emergency after hours, please contact Clackamas County Non-Emergency Dispatch at 503-655-8211. Discharge Values less than 20,000 ft 3 /s are estimates only. An official website of the United States government. US Army Corps of Engineers - Portland District. DESCRIPTION: Latitude 4517'57", Longitude 12245'00" NAD27 Clackamas County, Oregon, Hydrologic Unit 17090007 Drainage area: 8,400 square miles AVAILABLE DATA: Data Type Begin Date End Date Count; Daily Data: Discharge, cubic feet per second . ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers. Monitoring location 14152000 is associated with a STREAM in LANE COUNTY, OREGON. Share sensitive information only on official, secure websites. Posted on March 4, 2023 by Bob Rees. expect the river level to reach the top of the lowest point of the downtown Portland sea-wall. Saturday - Mar 4, 2023 at 13:59:08 EST, Graph updated: The riverbed is approximately 450 feet above sea level at the southern end of the valley and ten feet above sea level at its confluence with the Columbia River. E-mail : ocpublicworks@orcity.org. ) or https:// means youve safely connected to the .gov website. Saturday, 04-Mar-2023 13:59:10 EST, Graph updated: Data are collected every half hour. USGS personnel conducted four dye studies to determine travel time in selected river reaches of the Willamette and Long Tom Rivers. NESTUCCA RIVER NEAR BEAVER, OR. Lock A .gov website belongs to an official government organization in the Salmon and steelhead will be better treated according to changes the U.S. Army Corps of Engineers is recommending for the 500 trillion gallons of water stored in 13 dams and reservoirs it manages in the Willamette Basin. This research includes data for 1,234 field located water wells and 6 springs, hydrographs of water-level fluctuations during various time periods for 265 wells, borehole geophysical data for 16 wells, and water-chemistry analyses from 125 wells and 6 springs. UPPER WILLAMETTE RIVER BASIN: 14144800: MIDDLE FORK WILLAMETTE RIVER NR OAKRIDGE, OR : 03/03 05:50 PST : 8.84 -- -- --- 14144900: HILLS CR AB HILLS CR RES, NR OAKRIDGE, OR Full News; USGS 14166000 WILLAMETTE RIVER AT HARRISBURG, OR. Oregon river levels - The Wilson River meandering through the Tillamook Forest Upcoming and most popular webinars. Willamette Subbasin (HUC 17090007), Molalla-Pudding Subbasin (HUC 17090009), Clackamas . The other four basins selected to date are the Upper Colorado, Delaware, Illinois and Willamette River Basins. Water data back to 1861 are available online. Water data back to 1905 are available online. Values less than 20,000 ft3/s are estimates only. Middle Willamette River, from RM 26.5 (Willamette Falls) to RM 85.5 upstream of Salem Upper Willamette River, as far upstream as the confluence of the Coast and Middle Forks Clackamas River, the lower 26 miles downstream of River Mill Dam Santiam and North Santiam Rivers, downstream of Big Cliff Dam South Santiam River, downstream of Foster Dam provided to the NWS by the gauge owner. expect flooding of downtown Portland from Park Ave east to the Willamette and north of Burnside. The McKenzie River is a tributary to the Willamette River in northwestern Oregon. For details. The FEMA Web Mapping Service (WMS) is down. For more information on your flood risk go to www.floodsmart.gov. The objectives of the Commission in managing the waters of Willamette Basin are to: (1) Retain minimum perennial streamflows as provided in OAR 690-502-0050 to 690-502-0150 until the process for conversion to instream water rights is completed. Graph updated: Tuesday, 28-Feb-2023 19:59:03 EST The middle and lower segments of the Willamette River are geologically stable, whereas the South Santiam and Middle Fork Willamette Rivers were historically dynamic, but are now largely stable in response to flow regulation and revetment construction. Horizontal Datum: widespread lowland flooding begins along the banks of the Willamette and islands on the mid Willamette, such as Browns, Minto, and Windsor islands. Official websites use .gov For more information on your flood risk go to www.floodsmart.gov. Clackamette Park at the confluence of the Clackamas and Willamette Rivers is flooded at this and higher stages. Lock Water data back to 2002 are available online. A lock ( WILLAMETTE RIVER AT HARRISBURG, OR Important Legacy real-time page Monitoring location 14166000 is associated with a STREAM in LINN COUNTY, OREGON. Water data back to 1894 are available online. A .gov website belongs to an official government organization in the Since 2008, large-scale restoration programs have been implemented along the Willamette River, Oregon, to address historical losses of floodplain habitats caused by dam construction, bank protection, large wood removal, land conversion, and other anthropogenic influences. expect flooding of numerous roads along the Willamette in the Salem area. The Willamette River Basin is the largest watershed in the state, covering more than 11,500 square miles. Saturday, 04-Mar-2023 13:59:15 EST, Graph updated: As a frame of reference, the USGS gaging station in Portland recorded temperatures of 26.8 C (80.2 F) in early July 2015, a year that was extremely warm and when flows in the river were much lower than average (Fig. Saturday - Mar 4, 2023 at 13:59:13 EST. expect minor flooding of localized areas along the lower willamette. 7 days 30 days 1 year Change time span This report summarizes the current understanding of floodplain processes and landforms for the Willamette River and its major tributaries. Available data for this site Stream Site. Share sensitive information only on official, secure websites. A .gov website belongs to an official government organization in the 7 days 30 days 1 year Change time span Current conditions of CHLOROPHYLL, DEPTH OF SENSOR BELOW WATER SURFACE, DISCHARGE, and MORE are available. Graph updated: US Army Corps of Engineers - Portland District, MIDDLE FORK WILLAMETTE RIVER AT JASPER, OR. Keizer begins to flood. At the heart of this effort are plans to intensively study at least 10 Integrated Water Science (IWS) basins medium-sized watersheds (10,000-20,000 square miles) and underlying aquifers over the next . Share sensitive information only on official, secure websites. Dye studies provide important information on the time of travel in the studied reaches. Flow in the Willamette River at Portland was estimated using both the USGS and the ACOE approaches for 1993 and 1994. Current conditions of DISCHARGE and GAGE HEIGHT are available. Flooding is mainly confined to the islands on the willamette river from oregon city to the confluence with the columbia. The Willamette River also backs up water from tributary streams and creeks, which in turn produces flooding of residential neighborhoods along these creeks in Salem and Keizer. WILLAMETTE RIVER AT PORTLAND, OR Important Legacy real-time page Monitoring location 14211720 is associated with a TIDAL STREAM in MULTNOMAH COUNTY, OREGON. The Willamette River Basin is the fourth in a series of at least ten Integrated Water Science basin studies planned by USGS nationwide. 7 days 30 days 1 year Change time span Retrieve data Gage height, ft Saturday - Mar 4, 2023 at 13:59:12 EST, Graph updated: expect minor localized flooding along the Willamette from Oregon City to the confluence with the Columbia. flooding begins in low lying areas along the Willamette River from Oregon City downstream to Lake Oswego. The area of focus encompasses the main stem Willamette River above Newberg and the portions of the Coast Fork Willamette, Middle Fork Willamette, McKenzie, and North, South and main stem Santiam Rivers downstream of U.S. Army Corps of Engineers dams. These data are provisional Table 1. WILSON RIVER NEAR TILLAMOOK, OR. Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps, Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps, Older USGS topographic maps, NGVD29 benchmarks, Older USGS topographic maps, MSL benchmarks, Low Water Alerts are issued for stages below 1.0'.