Dam Report

Davis Bor dam

Arizona, USA Colorado River Hazard High
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Tonight low
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Dam height
200ft
Hazard rating
High
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Davis Bor -- None dam
Davis Bor None · Colorado River
About this dam

Davis Bor

Davis Bor is a federal-owned hydroelectric dam located on the Colorado River in Bullhead City, Arizona. Built in 1952 by the Bureau of Reclamation, this Earth dam stands at a height of 200 feet and has a storage capacity of 1,592,300 acre-feet. With a maximum discharge of 216,000 cubic feet per second, Davis Bor serves as a crucial source of renewable energy in the region.

Despite its age, Davis Bor has shown high hazard potential, prompting regular inspections by the Bureau of Reclamation. The dam's controlled spillway and extensive surface area of 28,200 acres make it a vital component of water resource management in Mohave County. In the event of an emergency, the dam operators are prepared with an Emergency Action Plan, ensuring the safety of downstream communities.

With a risk assessment rating of "Very High (1)", Davis Bor underscores the importance of proactive risk management measures. As climate change continues to impact water resources, the maintenance and operation of dams like Davis Bor play a critical role in ensuring the resilience of water infrastructure in the face of evolving climatic conditions.

StateNone
River / streamColorado River
NID IDAZ10309
Owner typeFederal
Primary purposeHydroelectric
Dam typeEarth
Year built1952
Dam height200 ft
Dam length1,600 ft
Max storage1,592,300 AF
Normal storage1,592,300 AF
Surface area28,200.0 ac
Drainage area923.0 sq mi
Hazard potentialHigh
ConditionNot Available
Last inspectionTue, 12 May 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 Davis Bor -- inflows here typically show up in storage 24-72 hours later.

Track Davis Bor in the Snoflo app

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FAQ

About Davis Bor

Where does the data for Davis Bor 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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Premium feature

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Manage alerts in the Snoflo app

Custom alerts are configured in the iOS app -- favorite this dam, set a threshold, and you'll get a push the moment conditions cross.

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