Dam Report

Swan Lake Dam dam

North Carolina, USA Aberdeen Creek Hazard High
Today high
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Tonight low
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Dam height
12ft
Hazard rating
High
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Swan Lake Dam -- None dam
Swan Lake Dam None · Aberdeen Creek
About this dam

Swan Lake Dam

Located in Southern Pines, North Carolina, Swan Lake Dam stands as a vital structure on Aberdeen Creek, serving primarily for recreational purposes. This private-owned earth dam boasts a hydraulic height of 10 feet and a structural height of 12 feet, with a length of 325 feet. The dam provides a maximum storage capacity of 24 acre-feet, with a normal storage level of 18 acre-feet, covering a surface area of 5 acres and draining an area of 218 acres.

Despite its fair condition assessment as of October 2020, Swan Lake Dam poses a high hazard potential, prompting biennial inspections to ensure its safety and regulatory compliance. The dam falls under the jurisdiction of the North Carolina Department of Environmental Quality's Dam Safety Program, which oversees its permitting, inspection, and enforcement activities. While the dam has not undergone any modifications in recent years, it remains crucial for water resource management and climate resilience in the region.

Enthusiasts of water resources and climate conservation can appreciate Swan Lake Dam's role in providing recreational opportunities while also recognizing the importance of maintaining its integrity and safety. As a key component of the local watershed, this earth dam serves as a reminder of the careful balance required to manage water resources effectively and mitigate potential risks associated with aging infrastructure. Monitoring and stewardship efforts are essential to ensure the continued functionality and resilience of Swan Lake Dam in the face of evolving climate challenges.

StateNone
River / streamAberdeen Creek
NID IDNC03526
Owner typePrivate
Primary purposeRecreation
Dam typeEarth
Dam length325 ft
Max storage24 AF
Normal storage18 AF
Surface area5.0 ac
Drainage area218.0 sq mi
Hazard potentialHigh
ConditionFair
Last inspectionThu, 01 Oct 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 Swan Lake Dam -- inflows here typically show up in storage 24-72 hours later.

Track Swan Lake Dam 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 Swan Lake Dam

Where does the data for Swan Lake Dam 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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Snoflo-tracked reservoirs and dams within driving distance of Swan Lake Dam.

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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