Dam Report

Santeetlah dam

North Carolina, USA Cheoah Hazard High
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Dam height
192ft
Hazard rating
High
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Santeetlah                                                        -- None dam
Santeetlah None · Cheoah
About this dam

Santeetlah

Santeetlah Dam, located in Graham, North Carolina, stands as a testament to human ingenuity and the power of water resources. Constructed in 1928, this arch-type dam serves a primary purpose of hydroelectric power generation, while also providing recreational opportunities for visitors. With a towering structural height of 216 feet and a hydraulic height of 214.3 feet, the dam boasts an impressive storage capacity of 207,000 acre-feet and a maximum discharge rate of 152,000 cubic feet per second.

Managed by the Federal Energy Regulatory Commission, Santeetlah Dam is subject to regular inspections to ensure its safety and operational efficiency. Despite its high hazard potential, the dam has not undergone a recent condition assessment, highlighting the need for ongoing monitoring and risk management measures. The surrounding Cheoah River and the expansive surface area created by the dam offer a unique ecosystem for wildlife and recreational activities, making Santeetlah a valuable asset to the region's water resources and climate enthusiasts.

As a vital component of the local landscape, Santeetlah Dam serves as a reminder of the delicate balance between human development and environmental preservation. With its rich history and significant impact on the surrounding area, this hydroelectric marvel continues to be a focal point for water resource management and climate resilience efforts. The dam's strategic location in the Nashville District further emphasizes its importance in harnessing the power of water for both energy production and public enjoyment.

StateNone
River / streamCheoah
NID IDNC00392
Owner typePrivate
Primary purposeHydroelectric
Dam typeArch
Year built1928
Dam height192 ft
Dam length1,054 ft
Max storage207,000 AF
Normal storage160,000 AF
Surface area2,884.0 ac
Drainage area176.0 sq mi
Hazard potentialHigh
ConditionNot Available
Last inspectionTue, 13 Apr 2021 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 Santeetlah -- inflows here typically show up in storage 24-72 hours later.

Track Santeetlah 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 Santeetlah

Where does the data for Santeetlah 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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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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