Dam Report

Wide Canyon dam

California, USA West Wide Canyon Hazard High
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Tonight low
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Dam height
84ft
Hazard rating
High
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Wide Canyon -- None dam
Wide Canyon None · West Wide Canyon
About this dam

Wide Canyon

Wide Canyon in Riverside, California, is a local government-owned dam designed for flood risk reduction on the West Wide Canyon river or stream. Completed in 1968, this earth dam stands at a height of 84 feet with a hydraulic height of 71 feet, providing a storage capacity of 1,490 acre-feet. With a length of 2,225 feet and a surface area of 57 acres, Wide Canyon plays a crucial role in managing the water resources in the region.

Managed by the Department of Water Resources and Safety of Dams, Wide Canyon is regulated, permitted, inspected, and enforced by the state agency, ensuring its safety and compliance with regulations. Despite its high hazard potential, the dam's condition assessment in 2017 deemed it satisfactory, with regular inspections and emergency action plans in place. With Congressman Raul Ruiz representing the area, Wide Canyon serves as a vital infrastructure for flood control, contributing to the overall water resource management efforts in the region.

For water resource and climate enthusiasts, Wide Canyon offers a fascinating example of how local government infrastructure plays a key role in mitigating flood risks and managing water resources in California. Its design, construction, and maintenance highlight the importance of effective dam management practices in ensuring public safety and environmental sustainability. As a significant component of the region's water infrastructure, Wide Canyon stands as a testament to the ongoing efforts to balance water resource management with climate resilience in the face of changing environmental conditions.

StateNone
River / streamWest Wide Canyon
NID IDCA00803
Owner typeLocal Government
Primary purposeFlood Risk Reduction
Dam typeEarth
Year built1968
Dam height84 ft
Dam length2,225 ft
Max storage1,490 AF
Surface area57.0 ac
Hazard potentialHigh
ConditionSatisfactory
Last inspectionMon, 06 Jan 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 Wide Canyon -- inflows here typically show up in storage 24-72 hours later.

Track Wide Canyon 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 Wide Canyon

Where does the data for Wide Canyon 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 High 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.