Dam Report

W.P.Mclean Dam Number 1 dam

Alabama, USA Tr-Trussells Creek Hazard Significant
Today high
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Tonight low
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Dam height
20ft
Hazard rating
Significant
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W.P.Mclean Dam Number 1 -- None dam
W.P.Mclean Dam Number 1 None · Tr-Trussells Creek
About this dam

W.P.Mclean Dam Number 1

W.P. Mclean Dam Number 1, also known as Mc Lean Dams, is a private-owned structure located in Greene County, Alabama. Built in 1950, this earth dam stands at a height of 20 feet with a hydraulic height of 18 feet and a length of 500 feet. The dam serves primarily for recreational purposes, providing a storage capacity of 223 acre-feet of water from the TR-TRUSSELLS CREEK.

Despite its significant hazard potential, W.P. Mclean Dam Number 1 has not been rated for its condition assessment. The dam has not been inspected or regulated by the state, and there is no emergency action plan in place. This lack of oversight raises concerns about the safety and maintenance of the dam, especially given its age and the potential risks associated with its failure.

For water resource and climate enthusiasts, the data on W.P. Mclean Dam Number 1 highlights the importance of proper regulation and inspection of dams to ensure public safety and the protection of downstream communities and ecosystems. The lack of state jurisdiction and oversight for this dam raises questions about the potential risks it may pose in the event of a failure. It serves as a reminder of the need for proactive monitoring and maintenance of critical infrastructure to prevent disasters and protect water resources.

StateNone
River / streamTr-Trussells Creek
NID IDAL00741
Owner typePrivate
Primary purposeRecreation
Dam typeEarth
Year built1950
Dam length500 ft
Max storage223 AF
Normal storage198 AF
Hazard potentialSignificant
ConditionNot Rated

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 W.P.Mclean Dam Number 1 -- inflows here typically show up in storage 24-72 hours later.

Track W.P.Mclean Dam Number 1 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 W.P.Mclean Dam Number 1

Where does the data for W.P.Mclean Dam Number 1 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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