Dam Report

Moab City - White Canyon Retention dam

Utah, USA White Canyon Hazard High
Today high
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Tonight low
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Dam height
40ft
Hazard rating
High
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Moab City - White Canyon Retention -- None dam
Moab City - White Canyon Retention None · White Canyon
About this dam

Moab City - White Canyon Retention

Moab City's White Canyon Retention project, completed in 1976, stands as a critical flood risk reduction structure in Grand, Utah. Managed by the Utah Division of Water Rights, this earth dam plays a pivotal role in safeguarding the area from potential inundation events. With a hydraulic height of 37 feet and a structural height of 40 feet, the dam serves to mitigate the hazards posed by the nearby White Canyon, demonstrating a high hazard potential but fair condition assessment.

Located in the picturesque city of Moab, Utah, this retention structure boasts a storage capacity of 8 acre-feet, providing essential protection to the surrounding community. While the dam has not undergone recent modifications and lacks specific hazard management measures, its regular inspections and enforcement ensure its continued functionality. As climate change continues to impact water resources and weather patterns, structures like the Moab City - White Canyon Retention play a crucial role in climate resiliency efforts, highlighting the importance of proactive flood risk reduction measures in vulnerable regions.

StateNone
River / streamWhite Canyon
NID IDUT00553
Owner typeLocal Government
Primary purposeFlood Risk Reduction
Dam typeEarth
Year built1976
Dam length220 ft
Max storage8 AF
Normal storage7 AF
Drainage area1.0 sq mi
Hazard potentialHigh
ConditionFair
Last inspectionThu, 09 Jul 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 Moab City - White Canyon Retention -- inflows here typically show up in storage 24-72 hours later.

Track Moab City - White Canyon Retention 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 Moab City - White Canyon Retention

Where does the data for Moab City - White Canyon Retention 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.

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