major flood stage, numerous homes are threatened with flooding in the vicinity of West Linn and Marylhurst along River St, and also in the Oak Grove area. Lock Also expect major widespread flooding from Santiam confluence to Oregon City. 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. NEHALEM RIVER NEAR FOSS, OR. Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map?Possible reasons: Note: Your zoom level may have changed. The McKenzie River is a tributary to the Willamette River in northwestern Oregon. 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. Horizontal Datum: Created: Wed Mar 1 05:10:31 2023. [1] The Willow Lake Wastewater Treatment Plant is threatened with flood water above this level. Pin it. 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. Data have been checked by the reporting agency. Official websites use .gov Willamette. Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide. 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 United States. DESCRIPTION: Latitude 4520'25", Longitude 12238'15" NAD27 Clackamas County, Oregon, Hydrologic Unit . These data are provisional and are subject to revision. Share sensitive information only on official, secure websites. 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 Locked padlock USGS 14158000 WILLAMETTE RIVER AT SPRINGFIELD, OREG. Operations Phone: 971-204-4600. 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. Tumblr. Current conditions of DISCHARGE and GAGE HEIGHT are available. A lock ( Saturday - Mar 4, 2023 at 13:59:08 EST, Graph updated: percent full = ( current storage - minimum conservation storage ) / ( maximum conservation storage - minimum conservation storage ) percent above water control diagram = ( current storage - WCD storage . Engineering Phone: 971-204-4601. moderate flood stage, expect widespread flooding of low lying areas along the Willamette River from Oregon City to Portland. For more information on your flood risk go to www.floodsmart.gov. The FEMA Web Mapping Service (WMS) is down. Graph updated: Periods with no data WILLAMETTE RIVER AT HARRISBURG, OR Important Legacy real-time page Monitoring location 14166000 is associated with a STREAM in LINN COUNTY, OREGON. USGS 14198000 WILLAMETTE RIVER AT WILSONVILLE, OREG. minor flooding occurs on Grand Island and other islands in the mid Willamette River. A lock ( Lock Monitoring location 14152000 is associated with a STREAM in LANE COUNTY, OREGON. Press enter or select the go button to submit request, Chance of Exceeding Levels During Entire Period, Short-term Probabilistic Guidance (Experimental), U.S. Geological Survey (USGS) Data and Site Info for Salem, 10-day Forecast/Trend, Northwest River Forecast Center, Lewis Dams - USGS data (scroll down to Lewis basin), Lower Columbia Reservoir and River conditions, USGS River Temperatures & Water Quality Oregon, USGS River Temperatures & Water Quality Washington, Oregon Water Resources Dept - Surface Water Data. E-mail : ocpublicworks@orcity.org. WILLAMETTE RIVER BELOW FALLS, AT OREGON CITY, OR. Columbia Park access closure As of July 22, 2020, Deschutes River access is closed due to safety concerns and to prevent further . Lock 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. 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 Secure .gov websites use HTTPS expect widespread flooding. Secure .gov websites use HTTPS United States. Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map?Possible reasons: Note: Your zoom level may have changed. Secure .gov websites use HTTPS 7 days 30 days 1 year Change time span Retrieve data Approach Bathymetric data form the basis of a model's representation of the river channel. Keizer begins to flood. A lock ( 7 days 30 days 1 year Change time span Retrieve data USGS personnel conducted four dye studies to determine travel time in selected river reaches of the Willamette and Long Tom Rivers. WILSON RIVER NEAR TILLAMOOK, OR. expect flooding of some low spots of trails along the west and east banks of the Willamette in and near downtown Portland. Graph updated: The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. 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. WILLAMETTE RIVER AT SALEM, OR. Stream Site . Data have been checked by the reporting agency. Saturday - Mar 4, 2023 at 13:59:12 EST, Graph updated: 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. 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. Data Type Begin Date End Date Count Current / Historical Observations (availability statement) : 1986-10-01 : 2023-03-03 : Daily Data: Temperature, water, degrees Celsius : 1960-10-01 Public Works. It is still at a level 1 in the Willamette National Forests. The Willamette River at Portland site is located at the Morrison Bridge in downtown Portland, OR. Latitude/Longitude Disclaimer: The gauge location shown in the above map 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. The U.S. Geological Survey is integrating its water science programs to better address the Nation's greatest water resource challenges. The other four basins selected to date are the Upper Colorado, Delaware, Illinois and Willamette River Basins. ) or https:// means youve safely connected to the .gov website. There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. Table 1. Available data for this site . Graph updated: Tuesday, 28-Feb-2023 19:59:03 EST 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 Official websites use .gov Graph updated: Available data for this site Stream Site. Nine of the Willamette Valley dams generate hydroelectricity from the power of water passing through the dams. ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers. Latitude/Longitude Disclaimer: The gauge location shown in the above map DESCRIPTION: Latitude 4438'20", Longitude 12306'20" NAD27 . Oregon river levels - The Wilson River meandering through the Tillamook Forest Upcoming and most popular webinars. The U.S. Geological Survey (USGS) has been monitoring water quality in the Willamette River for many years. 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 Lock Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide. Data have been checked by the reporting agency. A .gov website belongs to an official government organization in the Posted on March 4, 2023 by Bob Rees. Also expect flooding of the shopping district and other businesses along the Willamette River in Oregon City adjacent to I-205. 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 Page Last Modified: Monday - Feb 5, 2018 at 18:37:14 EST, Center for Coastal Margin expect minor localized flooding along the Willamette from Oregon City to the confluence with the Columbia. 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. The Willamette River at Portland site is located at the Morrison Bridge in downtown Portland, OR. Water data back to 1905 are available online. Discharge Values less than 20,000 ft 3 /s are estimates only. An official website of the United States government. The river is about 90 miles long and drains an area of about 1,300 square miles. major flooding of homes and industrial areas in Gladstone and West Linn has historically occurred at this and higher stages. There are no FEMA National Flood Hazard Layers for the location which you are viewing on ESRI Maps. 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. Horizontal Datum: ) or https:// means youve safely connected to the .gov website. Latitude: 44.944167 N, ESRI's zoom levels must be between 14 and 16 to show National Flood Hazard layers. Access roads to these islands are also likely flooded at this point. Full News; USGS 14166000 WILLAMETTE RIVER AT HARRISBURG, OR. Water data back to 1909 are available online. Water data back to 1992 are available online. Secure .gov websites use HTTPS 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. Available data for this site . URL: https://or.water.usgs.gov/will_morrison/monitors/will_morrison_all_7.html United States. 7 days 30 days 1 year Change time span A lock ( 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. Current Water Level: Source. downtown Portland, OR. 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 . Monitoring location 14207770 is associated with a TIDAL STREAM in CLACKAMAS COUNTY, OREGON. WILLAMETTE RIVER AT CORVALLIS, OR Important Legacy real-time page Monitoring location 14171600 is associated with a STREAM in BENTON COUNTY, OREGON. Periods with no data are plotted as grey areas. A lock ( Monitoring location 14174000 is associated with a STREAM in LINN COUNTY, OREGON. A .gov website belongs to an official government organization in the Numerous secondary roads begin flooding at this point. 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. Why aren't the FEMA National Flood Hazard Layers showing on the ESRI Map?Possible reasons: Note: Your zoom level may have changed. Current conditions of DISCHARGE and GAGE HEIGHT are available. Full News; USGS 14174000 WILLAMETTE RIVER AT ALBANY, OR. Data have been checked by the reporting agency. 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 Longitude: 123.042500 W, Observation & Prediction (CMOP). WILLAMETTE RIVER AT SALEM, OR Important Legacy real-time page Monitoring location 14191000 is associated with a STREAM in MARION COUNTY, OREGON. Lock Saturday - Mar 4, 2023 at 13:59:13 EST, Graph updated: The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. Flooding of some portions of Waterfront Park is possible at this and higher stages. US Army Corps of Engineers - Portland District. 7 days 30 days 1 year Change time span Retrieve data Gage height, ft expect minor flooding of localized areas along the lower willamette. Water data back to 1861 are available online. View the Enhanced Operating Capability Products and Services StoryMap here. numerous sloughs are filled, and a few secondary roads begin to flood at this point. Official websites use .gov Reference Frame. Available Parameters Period of Record; All 1 Available Parameters for this site : 00060 Discharge(Mean) 1911-10-01 : 1957-09-29: Output format Graph Graph w/ stats Graph w/ (up to 3) parms Table Tab-separated. Press enter or select the go button to submit request, U.S. Geological Survey (USGS) Data and Site Info for Falls at Oregon City, Historical Data at USACE DataQuery (enter ORCO in search window), 10-day Forecast/Trend, Northwest River Forecast Center, Lewis Dams - USGS data (scroll down to Lewis basin), Lower Columbia Reservoir and River conditions, USGS River Temperatures & Water Quality Oregon, USGS River Temperatures & Water Quality Washington, Oregon Water Resources Dept - Surface Water Data. A .gov website belongs to an official government organization in the ACOE correlations to estimate flow at Willamette River at Portland. An official website of the United States government. 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 Periods with no data are plotted are plotted as grey areas. Data are downloaded and processed every 3 hours. Monitoring location 14171600 is associated with a STREAM in BENTON COUNTY, OREGON. For details. An official website of the United States government. The FEMA Web Mapping Service (WMS) is down. barometric pressure at this site. Water data back to 1861 are available online. based on turbidity data and are measured in feet. FEMA's National Flood Hazard Layers not showing? 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. Share sensitive information only on official, secure websites. 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. 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. Portland/Metro Oregon Fishing Report - Reports of more robust catches of spring Chinook are coming from Willamette River anglers. Longitude: 122.609800 W, Locked padlock Since the early 1900s, streamflow in the McKenzie River basin has been altered through the construction of dams and canals. is the approximate location based on the latitude/longitude coordinates Data have been checked by the reporting agency. Water data back to 1894 are available online. Share sensitive information only on official, secure websites. NESTUCCA RIVER NEAR BEAVER, OR. Current conditions of DISCHARGE and GAGE HEIGHT are available. numerous roads and structures are flooded. Current conditions of GAGE HEIGHT are available. 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' FOIA Data have been checked by the reporting agency. Use of bait allowed April 22 - Oct. 31 but beginning Nov. 1 anglers may only use lures and artificial flies. *Holidays include New Year's Day, Martin Luther King Day, Presidents Day, Veterans Day, Thanksgiving Day and Christmas Day. The river is open to fishing all year for trout, hatchery Chinook salmon, hatchery steelhead, and wild steelhead over 24 inches. widespread lowland flooding begins along the banks of the Willamette and islands on the mid Willamette, such as Browns, Minto, and Windsor islands. Longitude: 122.671111 W, Latitude: 45.357900 N, Privacy 187 surface area (mi) 11478 max. For details. Lock Locked padlock Stream Site. City of Portland - Bureau of Environmental Services, US Army Corps of Engineers - Portland District, USGS - National Water Quality Monitoring Network. 14-Days of Turbidity at the Willamette River at Portland, OR (14211720) Data are downloaded and processed every 3 hours. A .gov website belongs to an official government organization in the Current Water Level: Source. The USGS has collected and compiled groundwater data for the Willamette River Basin, Oregon. 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 . View the Enhanced Operating Capability Products and Services StoryMap here. Eight of these facilities are owned and operated by the Corps of Engineers, and. Call the Canby Ferry Information Line for status updates at 503-650-3030. The Willamette River Basin is the largest watershed in the state, covering more than 11,500 square miles. The Willamette River at Portland site is located at the Morrison Bridge in expect widespread flooding of lowland agricultural areas and rural and secondary roads. Saturday, 04-Mar-2023 13:59:10 EST, Graph updated: Latitude/Longitude Disclaimer: The gauge location shown in the above map provided to the NWS by the gauge owner. U.S. Geological Survey ) or https:// means youve safely connected to the .gov website. For details. Flow in the Willamette River at Portland was estimated using both the USGS and the ACOE approaches for 1993 and 1994. Saturday - Mar 4, 2023 at 13:59:09 EST. 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. Periods with no data are plotted as grey areas. US Army Corps of Engineers - Portland District. 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. Water data back to 1861 are available online. Locked padlock 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. WILLAMETTE RIVER AT NEWBERG, OR Important Legacy real-time page Monitoring location 14197900 is associated with a STREAM in YAMHILL COUNTY, OREGON. View the Enhanced Operating Capability Products and Services StoryMap here. 13895 Fir Street. Willamette Subbasin (HUC 17090007), Molalla-Pudding Subbasin (HUC 17090009), Clackamas . WILLAMETTE RIVER AT ALBANY, OR Important Legacy real-time page Monitoring location 14174000 is associated with a STREAM in LINN COUNTY, OREGON. Currently, in the entire Willamette River Basin there are 69 species of fish36 native species and 33 non-natives. The Willamette Focused Investment Partnership (WFIP) restoration initiative brings together more than 16 organizations to . Current conditions of DISCHARGE and GAGE HEIGHT are available. 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 . Clackamette Park at the confluence of the Clackamas and Willamette Rivers is flooded at this and higher stages. 7 days 30 days 1 year Change time span Retrieve data U.S. Geological Survey (USGS) Data and Site Info for Portland, 10-day Forecast/Trend, Northwest River Forecast Center, Lewis Dams - USGS data (scroll down to Lewis basin), Lower Columbia Reservoir and River conditions, USGS River Temperatures & Water Quality Oregon, USGS River Temperatures & Water Quality Washington, Oregon Water Resources Dept - Surface Water Data. For more information on your flood risk go to www.floodsmart.gov. Data are collected every half hour. Official websites use .gov The Willow Lake Wastewater Treatment Plant is likely flooded at this level. Latitude: 45.284722 N, Longitude: 122.960278 W, Horizontal Datum: NAD83/WGS84. 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. 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. MIDDLE FORK WILLAMETTE RIVER AT JASPER, OR Important Legacy real-time page Monitoring location 14152000 is associated with a STREAM in LANE COUNTY, OREGON. 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 . For more information on your flood risk go to www.floodsmart.gov. WILLAMETTE RIVER AT PORTLAND, OR Important Legacy real-time page Monitoring location 14211720 is associated with a TIDAL STREAM in MULTNOMAH COUNTY, OREGON. Full News; USGS 14207700 WILLAMETTE RIVER AT OREGON CITY, OR. Share: Share. expect the river level to reach the top of the lowest point of the downtown Portland sea-wall. Data have been checked by the reporting agency. 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 Data are collected every half hour. 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. NOTE: Gauge reading affected by ocean tides. Data in the graph are plotted against the axis of the same color. FEMA's National Flood Hazard Layers not showing? Locked padlock United States. 1 ). 7 days 30 days 1 year Change time span Retrieve data Gage height, ft are plotted as grey areas. 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 . Current conditions of CHLOROPHYLL, DEPTH OF SENSOR BELOW WATER SURFACE, DISCHARGE, and MORE are available. Available data for this site Stream Site. Also expect flooding along some creeks which drain into the Willamette in and near Salem due to backwater from the Willamette. expect localized flooding in the Northwest Portland industrial area. Water data back to 1909 are available online. The Willamette River, in its natural state, was always subject to annual flooding. Latitude: 45.518333 N, Saturday - Mar 4, 2023 at 13:59:13 EST. Data are collected every half hour. If you notice any errors in the below information, please contact our. 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. The Willamette River at Portland site is located at the Morrison Bridge in downtown Portland, OR. 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. Current conditions of CHLOROPHYLL, DEPTH OF SENSOR BELOW WATER SURFACE, DISCHARGE, and MORE are available. PROVISIONAL DATA SUBJECT TO REVISION. Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide. the Wheatland and Buena Vista ferries will likely cease operation due to safety concerns. provided to the NWS by the gauge owner. 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. 7 days 30 days 1 year Change time span Retrieve data Gage height, ft Lowland flooding along the river becomes more widespread at this level. Water data back to 1861 are available online. provided to the NWS by the gauge owner. Draining an area of over 11,200 square miles, the river supplied water for agricultural, industrial, municipal, and domestic uses in the Willamette Valley. Current conditions of GAGE HEIGHT are available. This report summarizes the current understanding of floodplain processes and landforms for the Willamette River and its major tributaries. United States. To report an emergency after hours, please contact Clackamas County Non-Emergency Dispatch at 503-655-8211. Call for trip availability or in stock goods (503) 265-8060 . and are subject to revision. An official website of the United States government. Share sensitive information only on official, secure websites.