willamette river water level willamette river water level

Also expect major widespread flooding from Santiam confluence to Oregon City. 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. 7 days 30 days 1 year Change time span Retrieve data Gage height, ft Latitude/Longitude Disclaimer: The gauge location shown in the above map An official website of the United States government. 14-Days of Turbidity at the Willamette River at Portland, OR (14211720) Data are downloaded and processed every 3 hours. URL: https://or.water.usgs.gov/will_morrison/monitors/will_morrison_all_7.html US Army Corps of Engineers - Portland District, Mapping grade GPS unit (handheld accuracy range 12 to 40 ft). 7 days 30 days 1 year Change time span An official website of the United States government. Share: Share. View the Enhanced Operating Capability Products and Services StoryMap here. Engineering Phone: 971-204-4601. Tumblr. NEHALEM RIVER NEAR FOSS, OR. provided to the NWS by the gauge owner. Saturday - Mar 4, 2023 at 13:59:14 EST, Accessibility The Willamette River Basin is the fourth in a series of at least ten Integrated Water Science basin studies planned by USGS nationwide. Latitude: 44.944167 N, Water data back to 2002 are available online. Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map?Possible reasons: Note: Your zoom level may have changed. The Willamette River at Portland site is located at the Morrison Bridge in downtown Portland, OR. Privacy 7 days 30 days 1 year Change time span Retrieve data Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide. River Stage. 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 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'. 7 days 30 days 1 year Change time span Official websites use .gov The USGS National Water-Quality Assessment Program (NAWQA) collects water samples from the Willamette River at Portland, as well as from select sites upstream, as part of a continuing effort to assess the quality of the Nation's waters. Periods with no data are plotted as grey areas. WILLAMETTE RIVER AT ALBANY, OR Important Legacy real-time page Monitoring location 14174000 is associated with a STREAM in LINN COUNTY, OREGON. Lowland flooding along the river becomes more widespread at this level. USGS personnel conducted four dye studies to determine travel time in selected river reaches of the Willamette and Long Tom Rivers. Page Contact Information: Stewart Rounds expect widespread flooding. Water temperature in the mainstem Willamette River regularly exceeds the standard of 18.0 C (64.4 F) designated for salmon and trout rearing and migration for mid. Willamette River at Newberg, OR - USGS Water Data for the Nation Important Legacy real-time page 7 days 30 days 1 year Willamette River at Newberg, OR February 14, 2023 - February 21, 2023 Feb 15 Feb 16 Feb 17 Feb 18 Feb 19 Feb 20 Feb 21 0.00 0.20 0.40 0.60 0.80 1.00 No data available Value Status Time US Army Corps of Engineers - Portland District. U.S. Geological Survey NAD83/WGS84, Search by city or zip code. ) or https:// means youve safely connected to the .gov website. Water data back to 1894 are available online. Secure .gov websites use HTTPS Current conditions of GAGE HEIGHT are available. Data are collected every half hour. A .gov website belongs to an official government organization in the expect the river level to reach the top of the lowest point of the downtown Portland sea-wall. ) or https:// means youve safely connected to the .gov website. The FEMA Web Mapping Service (WMS) is down. If you notice any errors in the below information, please contact our. The results were compared as shown in Figure 1, with daily data measured at the Willamette River at Portland gage station (USGS: 14211720) before it . ) or https:// means youve safely connected to the .gov website. Water data back to 1905 are available online. Secchi depth data are estimated Call for trip availability or in stock goods (503) 265-8060 . Willamette River Report 155960.73 ACRE-FT +4080.0 cfs (+5.47%) today 84.73% of Normal 6 Streamgages Total streamflow across the Willamette River was last observed at 78630 cfs, and is expected to yield approximately 155961 acre-ft of water today; about 85% of normal. An official website of the United States government. Current conditions of DISCHARGE and GAGE HEIGHT are available. Current conditions of DISCHARGE and GAGE HEIGHT are available. Portland North-West: Sellwood Bridge - Willamette River Live Webcam & Weather Report in Portland, Oregon, United States - See WorldWide Live Stream and Still Timelapse WebCams by See.Cam Available data for this site . Official websites use .gov Show FEMA's National Flood Hazard Layers Zoom Level:16 Flood Impacts & Photos About This Location Latitude: 44.944167 N, Longitude: 123.042500 W, Horizontal Datum: NAD83/WGS84 Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Salem Additional Information 10-day Forecast/Trend, Northwest River Forecast Center The ferry is open daily from 9 a.m. to 6 p.m., except on holidays* and when the river level is at 70 feet or higher. 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. Official websites use .gov Columbia Park access closure As of July 22, 2020, Deschutes River access is closed due to safety concerns and to prevent further . Current conditions of DISCHARGE, GAGE HEIGHT, and TEMPERATURE are available. A lock ( Longitude: 122.671111 W, minor flooding occurs on Grand Island and other islands in the mid Willamette River. Water data back to 1861 are available online. Public Works. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers. Two dye studies were conducted on each of these rivers; one at high flow in the spring, and one at low flow in late summer. These data are provisional and are subject to revision. expect flooding of numerous roads along the Willamette in the Salem area. The Willamette River Basin, Oregon, supports native fish species and non-native fish species introduced for sport fisheries or accidentally from aquarium releases and other sources. Full News; USGS 14174000 WILLAMETTE RIVER AT ALBANY, OR. Data are downloaded and processed every 3 hours. Saturday - Mar 4, 2023 at 13:59:09 EST. Locked padlock Saturday - Mar 4, 2023 at 13:59:12 EST, Graph updated: Current conditions of DISCHARGE, GAGE HEIGHT, and TEMPERATURE are available. There are more than a dozen dams on the tributaries to the Willamette River which largely determine streamflows in the mainstem Willamette River throughout the year. Available data for this site . Clackamette Park at the confluence of the Clackamas and Willamette Rivers is flooded at this and higher stages. This report summarizes the current understanding of floodplain processes and landforms for the Willamette River and its major tributaries. Willamette. USGS 14198000 WILLAMETTE RIVER AT WILSONVILLE, OREG. Expect flooding of Oaks Park, along with moorages and industrial areas from Oregon City through downtown Portland into industrial NW Portland. A .gov website belongs to an official government organization in the Secure .gov websites use HTTPS Posted on March 4, 2023 by Bob Rees. 187 surface area (mi) 11478 max. The Willow Lake Wastewater Treatment Plant is threatened with flood water above this level. Excludes the . ) or https:// means youve safely connected to the .gov website. The McKenzie River is a tributary to the Willamette River in northwestern Oregon. Data have been checked by the reporting agency. For details. expect flooding of downtown Portland from Park Ave east to the Willamette and north of Burnside. Nested between Oregon's Coast and Cascades Ranges, the river flows north through a fertile agricultural valley that is also home to two-thirds of Oregon's population. A .gov website belongs to an official government organization in the NAD83/WGS84, Search by city or zip code. DESCRIPTION: Latitude 4438'20", Longitude 12306'20" NAD27 . The river is about 90 miles long and drains an area of about 1,300 square miles. MIDDLE FORK WILLAMETTE RIVER AT JASPER, OR Important Legacy real-time page Monitoring location 14152000 is associated with a STREAM in LANE COUNTY, OREGON. Saturday - Mar 4, 2023 at 13:59:08 EST, Graph updated: The USGS has collected and compiled groundwater data for the Willamette River Basin, Oregon. Water data back to 1905 are available online. DESCRIPTION: Latitude 4520'25", Longitude 12238'15" NAD27 Clackamas County, Oregon, Hydrologic Unit . Nine of the Willamette Valley dams generate hydroelectricity from the power of water passing through the dams. 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. By Oregon Water Science Center October 5, 2014 Fall Creek Drawdown Each autumn Fall Creek Lake is drawn down to allow endangered juvenile salmonids to pass freely through the dam. Stream Site. the Wheatland and Buena Vista ferries will likely cease operation due to safety concerns. Homes on Browns Island begin flooding at this level. There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. Currently, in the entire Willamette River Basin there are 69 species of fish36 native species and 33 non-natives. Official websites use .gov Current conditions of DISCHARGE, GAGE HEIGHT, and TEMPERATURE are available. Monitoring location 14191000 is associated with a STREAM in MARION COUNTY, OREGON. Graph updated: 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' COAST FORK WILLAMETTE RIVER: Chinook, summer steelhead, trout Was last stocked in July with 740 rainbow trout. These data are provisional and are subject to revision. Willamette River and tributaries to the Willamette River downstream of the following dams: River Mill Dam, Detroit Dam, Foster Dam, Fern Ridge Dam, Cougar Dam, Blue River Dam, 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. The other four basins selected to date are the Upper Colorado, Delaware, Illinois and Willamette River Basins. Locked padlock Also expect flooding along some creeks which drain into the Willamette in and near Salem due to backwater from the Willamette. Data Type Begin Date End Date Count Current / Historical Observations (availability statement) : 1986-10-01 : 2023-09-19 : Daily Data: Temperature, water, degrees Celsius : 1953-10-02 Share sensitive information only on official, secure websites. Data have been checked by the reporting agency. Willamette River Eugene 03/03 13:15 3479 10.37 Columbia II III; Okay Willamette River Harrisburg 03/03 13:20 6700 3.07 42.3 Columbia I II Willamette River Corvallis 03/03 12:15 8710 12.12 Columbia Willamette River Albany 03/03 13:22 9790 5.27 42.3 Columbia ; Okay Willamette River Salem 03/03 13:15 16000 7.81 Columbia Willamette River Newberg 03 . Monitoring location 14171600 is associated with a STREAM in BENTON COUNTY, OREGON. Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information. Share sensitive information only on official, secure websites. widespread lowland flooding begins along the banks of the Willamette and islands on the mid Willamette, such as Browns, Minto, and Windsor islands. We've compiled the most frequently used Oregon river levels using active gauges and dropped them on this one page so you can quickly access information about the Oregon rivers you fish or navigate. ACOE correlations to estimate flow at Willamette River at Portland. Dye studies provide important information on the time of travel in the studied reaches. Water data back to 1861 are available online. It is still at a level 1 in the Willamette National Forests. Data are collected every half hour. Lock The Willow Lake Wastewater Treatment Plant is likely flooded at this level. Access roads to these islands are also likely flooded at this point. expect flooding of Front Street near the Burnside Bridge. Call the Canby Ferry Information Line for status updates at 503-650-3030. Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map?Possible reasons: Note: Your zoom level may have changed. Locked padlock Lower Columbia Reservoir and River conditions USACE DataQuery USGS WaterWatch Oregon USGS WaterWatch Washington USGS River Temperatures & Water Quality Oregon USGS River Temperatures & Water Quality Washington Oregon Water Resources Dept - Surface Water Data USGS Oregon river levels USGS Washington river levels Additional Resources Area Hydrographs Stream Site . Longitude: 123.042500 W, FOIA WILLAMETTE RIVER AT HARRISBURG, OR Important Legacy real-time page Monitoring location 14166000 is associated with a STREAM in LINN COUNTY, OREGON. Data are collected every half hour. Water data back to 1861 are available online. 7 days 30 days 1 year Change time span Retrieve data Gage height, ft Ferry Hours and Status. An official website of the United States government. NESTUCCA RIVER NEAR BEAVER, OR. Latitude: 45.518333 N, islands on the Willamette River between Oregon City and downtown Portland begin to flood. Share sensitive information only on official, secure websites. Official websites use .gov expect widespread flooding of lowland agricultural areas and rural and secondary roads. (2) Promote public instream uses and values in headwaters streams exhibiting high instream values. PROVISIONAL DATA SUBJECT TO REVISION. WCD: Water Control Diagram. Keizer begins to flood. United States. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers. E-mail : ocpublicworks@orcity.org. Data have been checked by the reporting agency. is the approximate location based on the latitude/longitude coordinates Share sensitive information only on official, secure websites. 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 A .gov website belongs to an official government organization in the based on turbidity data and are measured in feet. Data have been checked by the reporting agency. Lock Data have been checked by the reporting agency. A lock ( Graph updated: Tuesday, 28-Feb-2023 19:59:03 EST Water data back to 1909 are available online. The concentrations of total-Hg (THg) in the reservoir fish were 4-fold higher than those further downstream (>90 km) from the mine site in free-flowing sections of the river. Saturday - Mar 4, 2023 at 13:59:11 EST. Visit https://www.weather.gov/owp/operations for access to new EXPERIMENTAL products and services from the National Water Center: National Hydrologic Discussion, Area Hydrologic Discussion, Flood Hazard Outlook and the National Water Center Visualization Services, a suite of geospatial services depicting River Forecast Center and National Water Model information. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers. Use of bait allowed April 22 - Oct. 31 but beginning Nov. 1 anglers may only use lures and artificial flies. 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. 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. Longitude: 122.609800 W, 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 Periods with no data are plotted are plotted as grey areas. Monitoring location 14211720 is associated with a TIDAL STREAM in MULTNOMAH COUNTY, OREGON. Locked padlock WILLAMETTE RIVER AT CORVALLIS, OR Important Legacy real-time page Monitoring location 14171600 is associated with a STREAM in BENTON COUNTY, OREGON. 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. provided to the NWS by the gauge owner. Latitude: 45.357900 N, Water data back to 1861 are available online. An official website of the United States government. Available data for this site . access roads to the islands on the Willamette River near Salem begin to flood. Water data back to 2002 are available online. Data have been checked by the reporting agency. Horizontal Datum: Days (365 . An official website of the United States government. Water data back to 1894 are available online. Discharge Values less than 20,000 ft 3 /s are estimates only. Willamette Subbasin (HUC 17090007), Molalla-Pudding Subbasin (HUC 17090009), Clackamas . NWS River Observations and Forecasts A color-coded map indicates current river levels or flood stages for more than 6,500 streamgages in U.S. states and territories. Oregon river levels - The Wilson River meandering through the Tillamook Forest Upcoming and most popular webinars. numerous roads and structures are flooded. United States. DESCRIPTION: Latitude 4416'14", Longitude 12310'21" NAD27 . are plotted as grey areas. Lock Flood control will remain a priority but endangered fish will move up a list of considerations that includes drinking water, irri. Current conditions of DISCHARGE, GAGE HEIGHT, MEAN WATER VELOCITY FOR DISCHARGE COMPUTATION, and MORE are available. Share sensitive information only on official, secure websites. percent full = ( current storage - minimum conservation storage ) / ( maximum conservation storage - minimum conservation storage ) percent above water control diagram = ( current storage - WCD storage . The Trinity-San Jacinto River Basin is the fifth in a series of at least 10 Integrated Water Science basin studies planned by USGS nationwide. A .gov website belongs to an official government organization in the and are subject to revision. Press enter or select the go button to submit request. major flooding of homes and industrial areas in Gladstone and West Linn has historically occurred at this and higher stages. Since the early 1900s, streamflow in the McKenzie River basin has been altered through the construction of dams and canals. 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 . US Army Corps of Engineers - Portland District, MIDDLE FORK WILLAMETTE RIVER AT JASPER, OR. Draining an area of over 11,200 square miles, the river supplied water for agricultural, industrial, municipal, and domestic uses in the Willamette Valley. Latitude/Longitude Disclaimer: The gauge location shown in the above map 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. A lock ( Secure .gov websites use HTTPS 7 days 30 days 1 year Change time span Retrieve data moderate flood stage, expect widespread flooding of low lying areas along the Willamette River from Oregon City to Portland. A .gov website belongs to an official government organization in the Approach Bathymetric data form the basis of a model's representation of the river channel. The areas mainly impacted at this level historically have been lows areas in Clackamette Park in Oregon City and River Green Golf Course and Dahl Park in Gladstone. Portland/Metro Oregon Fishing Report - Reports of more robust catches of spring Chinook are coming from Willamette River anglers. A .gov website belongs to an official government organization in the NOTE: Gauge reading affected by ocean tides. Locked padlock Project numbers: percent full / percent above WCD, where. Water data back to 1861 are available online. The Willamette River, in its natural state, was always subject to annual flooding. Saturday, 04-Mar-2023 13:59:15 EST, Graph updated: Monitoring location 14207770 is associated with a TIDAL STREAM in CLACKAMAS COUNTY, OREGON. . Current conditions of DISCHARGE, GAGE HEIGHT, and TEMPERATURE are available. At 12 feet (3.7 m) above flood stage, the flooding of the Willamette River at Portland in 1964 was second only to the 1948 flood that wiped out Vanport City. The Willamette River at Portland site is located at the Morrison Bridge in There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. Graph updated: About This Location. Latitude/Longitude Disclaimer: The gauge location shown in the above map After all, to simulate temperature in the Willamette River, one must first know how much water is in the system, and the surface area through which heat is exchanged between the river and the atmosphere. Values less than 20,000 ft3/s are estimates only. View the Enhanced Operating Capability Products and Services StoryMap here. Saturday - Mar 4, 2023 at 13:59:13 EST. Current conditions of CHLOROPHYLL, DEPTH OF SENSOR BELOW WATER SURFACE, DISCHARGE, and MORE are available. Water data back to 1992 are available online. Current conditions of DISCHARGE and GAGE HEIGHT are available. An official website of the United States government. US Army Corps of Engineers - Portland District. 13895 Fir Street. Expect widespread flooding of lowland areas, parks, roads and a few structures along the Willamette River from Oregon City to Portland. depth (sq mi) To depth map Go back Operations Phone: 971-204-4600. Water data back to 1861 are available online. Graph updated: Current conditions of CHLOROPHYLL, DEPTH OF SENSOR BELOW WATER SURFACE, DISCHARGE, and MORE are available. Full News; USGS 14166000 WILLAMETTE RIVER AT HARRISBURG, OR. 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. Data are collected every half hour. is the approximate location based on the latitude/longitude coordinates Flow in the Willamette River at Portland was estimated using both the USGS and the ACOE approaches for 1993 and 1994. A lock ( US Army Corps of Engineers - Portland District. We're still many weeks away from peak season, but there are catchable numbers of fish available, but river conditions may deteriorate by the weekend. Saturday - Mar 4, 2023 at 13:59:13 EST, Graph updated: The study site is located within the Willamette River watershed (Oregon, United States), which includes free-flowing river segments and a reservoir downstream of the mine. Lock The U.S. Geological Survey (USGS) has been monitoring water quality in the Willamette River for many years. Oregon City, OR 97045. Willamette Park (1650 SE Goodnight Ave., next to gardens) Cheldelin Middle School (987 NE Conifer Blvd., west parking lot) Corvallis 509J School District Office (1555 SW 35th St., west parking lot) United States. A lock ( United States. Water data back to 1909 are available online. ) or https:// means youve safely connected to the .gov website. Monitoring location 14166000 is associated with a STREAM in LINN COUNTY, OREGON. Monitoring location 14152000 is associated with a STREAM in LANE COUNTY, OREGON. barometric pressure at this site. The USGS is exploring how rearing habitat for spring-run Chinook salmon and winter steelhead trout varies with the amount of water in the Willamette River. The U.S. Geological Survey is integrating its water science programs to better address the Nation's greatest water resource challenges. Official websites use .gov Turbidity data are measured in FNU units. expect minor flooding of localized areas along the lower willamette. Lock Show FEMA's National Flood Hazard Layers Zoom Level:15 Flood Impacts & Photos About This Location Latitude: 44.566389 N, Longitude: 123.256944 W, Horizontal Datum: NAD83/WGS84 Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for Corvallis Additional Information Datum was changed by 10 FEET in 2010. provided to the NWS by the gauge owner. Official websites use .gov expect flooding of numerous structures along the Willamette river from Oregon city to the confluence with the Columbia. Graph updated: Tuesday - Feb 28, 2023 at 22:59:06 EST The FEMA Web Mapping Service (WMS) is down. For more information on your flood risk go to www.floodsmart.gov. Historically, Union Station begins to flood at this point and rail traffic will likely be impacted. 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 downtown Portland, OR. FEMA's National Flood Hazard Layers not showing? Share sensitive information only on official, secure websites. ) or https:// means youve safely connected to the .gov website. 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. Horizontal Datum: 7 days 30 days 1 year Change time span Retrieve data Gage height, ft Flooding is mainly confined to the islands on the willamette river from oregon city to the confluence with the columbia. Saturday, 04-Mar-2023 13:59:10 EST, Graph updated: expect localized flooding in the Northwest Portland industrial area.