Dam Report

Canal Intake dam

Oregon, USA Hazard Significant
Today high
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Tonight low
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Dam height
20ft
Hazard rating
Significant
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Canal Intake -- None dam
Canal Intake None
About this dam

Canal Intake

Canal Intake is a crucial water resource infrastructure located in Linn, Oregon, serving as a primary source for water supply in the region. Built in 1924, this concrete dam stands at a height of 20 feet and has a storage capacity of 149 acre-feet, with a normal storage level of 81 acre-feet. The dam primarily serves the purposes of water supply, hydroelectric power generation, and irrigation, making it a vital asset for the community.

Managed by the Federal Energy Regulatory Commission, Canal Intake has a significant hazard potential and is classified as having a very high risk level. Despite its age, the dam's condition assessment is currently not available, highlighting the need for regular inspections and maintenance to ensure its structural integrity and safety. The emergency action plan for the dam was last revised in December 2020, indicating a commitment to preparedness and risk management in the event of any unforeseen emergencies.

With its controlled spillway and strategic location within the Portland District, Canal Intake plays a critical role in managing water resources and supporting various agricultural and industrial activities in the area. As water resource and climate enthusiasts, it is essential to monitor and engage with infrastructure like Canal Intake to ensure sustainable water management practices and mitigate risks associated with aging infrastructure and changing climate conditions.

StateNone
NID IDOR04067
Owner typeLocal Government
Primary purposeWater Supply
Dam typeConcrete
Year built1924
Dam height20 ft
Dam length20 ft
Max storage149 AF
Normal storage81 AF
Surface area27.0 ac
Hazard potentialSignificant
ConditionNot Available
Last inspectionWed, 30 Sep 2020 00:00:00 GMT

Dam data reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action.
Poor
A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environmental damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Detailed forecast

Plan around the weather

Same NOAA / yr.no feed Snoflo's iOS app uses. Watch the precipitation column on the meteogram -- rain on the basin upstream typically lifts inflow 24-72 hours later.

Hourly detail

Next 5 days, hour by hour

Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.

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Deep dive

5-day forecast table

Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max.

TimeConditionTemp (°F)Snow (in)Rain (in)Humidity (%)Wind (mps)Wind dir
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Long-term outlook

15-day temperature & precipitation

Daily temperatures, snow, and rain projected over the next two weeks.

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Regional inflow

Nearby streamflow gauges

USGS streamgauges around Canal Intake -- inflows here typically show up in storage 24-72 hours later.

Track Canal Intake in the Snoflo app

Save this dam as a favorite and get the local NOAA / yr.no forecast plus regional flow context wherever you are.

FAQ

About Canal Intake

Where does the data for Canal Intake come from?

Structural and regulatory data come from the U.S. Army Corps of Engineers' National Inventory of Dams (NID). Weather forecast comes from NOAA / yr.no -- the same feed Snoflo's iOS app uses.

How often is the report updated?

NID structural data refreshes annually as the Corps publishes updated assessments. The weather forecast refreshes throughout the day.

What does the Significant hazard rating mean?

The Corps of Engineers' hazard potential classification grades probable consequences if the dam fails: High = probable loss of human life; Significant = no probable loss of human life but possible economic loss / environmental damage; Low = no probable loss of human life, only minor economic / environmental losses. See the Dam Data Reference card above for the full definitions.

What's "% of normal"?

The current storage value compared to the historical average storage on this calendar day. 100% = right on average; values above 100% mean above-normal storage (wet year); values below mean below-normal (dry year or drought).

Can I get alerts when storage crosses a threshold?

Yes -- alerts are managed in the Snoflo iOS app. Favorite this dam, set a threshold, and you'll get a push the moment conditions cross.