Queen Annes Village Swm Pond No. 1 Reservoir Report

Last Updated: December 5, 2025

Queen Annes Village Swm Pond No.


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Summary

1, also known as Baltimore County Pond #797, is a vital water resource located in Greenspring Valley County Club, Maryland. This local government-owned pond was designed by Little & Associates, Inc in 2007 for flood risk reduction purposes. With a dam height of 19.5 feet and a storage capacity of 13 acre-feet, this earth dam plays a crucial role in protecting the surrounding area from potential inundation during heavy rainfall events.

Situated along the Jones Falls-TR river/stream, Queen Annes Village Swm Pond No. 1 covers a surface area of 0.2 acres and has a drainage area of 0.08 square miles. The dam structure, primarily made of stone core and soil foundation, has a spillway width of 50 feet for uncontrolled water release. The dam's condition is assessed as fair, with a significant hazard potential and a moderate risk rating. Regular inspections are carried out to ensure its integrity, with the last assessment conducted in April 2021.

With its strategic location and critical role in flood risk management, Queen Annes Village Swm Pond No. 1 serves as a key infrastructure asset in Baltimore County, Maryland. As climate change continues to impact precipitation patterns and water resources, the maintenance and upkeep of this pond are essential for safeguarding the local community from potential flooding events. Through state-regulated inspections and enforcement measures, the dam remains a reliable defense against water-related hazards, highlighting the importance of sustainable water resource management in the face of evolving climate challenges.

Year Completed

2007

Dam Length

470

Dam Height

19.5

River Or Stream

Jones Falls-TR

Primary Dam Type

Earth

Surface Area

0.2

Drainage Area

0.08

Nid Storage

13

Hazard Potential

Significant

Foundations

Soil

Nid Height

20
       
Seasonal Comparison

Weather Forecast

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. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
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. Investigations and studies are necessary.
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.
Not Available
Dams for which the condition assessment is restricted to approved government users.

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, environment 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.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.