Dam Report

Castle Lake dam

Utah, USA Coop Creek Hazard Significant
Today high
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Tonight low
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Dam height
18ft
Hazard rating
Significant
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Castle Lake -- None dam
Castle Lake None · Coop Creek
About this dam

Castle Lake

Castle Lake is a privately owned water resource in Kamas, Utah, regulated by the Utah Division of Water Rights. The dam at Castle Lake was built for irrigation purposes and stands at a structural height of 17.5 feet with a hydraulic height of 14.5 feet. The lake has a storage capacity of 95 acre-feet and a normal storage level of 90 acre-feet, serving as a vital source for local water needs.

Located on Coop Creek, Castle Lake has a significant hazard potential and is inspected every two years to ensure its safety and functionality. While the condition assessment is currently not rated, the dam plays a crucial role in water management for the surrounding area. With a maximum discharge of 54 cubic feet per second, Castle Lake provides essential water resources for irrigation and other uses, highlighting the importance of sustainable water management practices in the face of climate change challenges.

As a key water source in Summit County, Castle Lake underscores the critical role of infrastructure like dams in water resource management. With its regulation by state authorities and ongoing inspection and enforcement processes, Castle Lake exemplifies the need for proactive measures to safeguard water resources in the face of evolving climate conditions. For water resource and climate enthusiasts, Castle Lake serves as a compelling case study in the intersection of water management, infrastructure resilience, and environmental stewardship.

StateNone
River / streamCoop Creek
NID IDUT00076
Owner typePrivate
Primary purposeIrrigation
Dam typeEarth
Dam length203 ft
Max storage95 AF
Normal storage90 AF
Drainage area1.0 sq mi
Hazard potentialSignificant
ConditionNot Rated
Last inspectionTue, 18 Aug 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 Castle Lake -- inflows here typically show up in storage 24-72 hours later.

Track Castle Lake 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 Castle Lake

Where does the data for Castle Lake 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.

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