Dam Report

Sucker Brook Flood Control Dam dam

Connecticut, USA Sucker Brook Hazard High
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Dam height
68ft
Hazard rating
High
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Sucker Brook Flood Control Dam -- None dam
Sucker Brook Flood Control Dam None · Sucker Brook
About this dam

Sucker Brook Flood Control Dam

The Sucker Brook Flood Control Dam, also known as the Sucker Brook Reservoir, is a significant water resource infrastructure in Winchester, Connecticut. Completed in 1970, this state-owned dam stands at a height of 68 feet and stretches for 1160 feet along Sucker Brook, providing crucial flood risk reduction for the surrounding area. With a capacity for 1995 acre-feet of storage and a maximum discharge of 6400 cubic feet per second, this dam plays a vital role in protecting the community from potential flooding events.

Managed by the Connecticut Department of Energy and Environmental Protection (DEEP), the Sucker Brook Flood Control Dam is subject to regular inspections to ensure its structural integrity and operational effectiveness. While classified as having a high hazard potential, the dam's condition has been assessed as satisfactory, reflecting the diligent maintenance and monitoring efforts in place. Additionally, emergency action plans are in place to guide response measures in case of a dam failure, demonstrating a commitment to public safety and disaster preparedness.

Located in Litchfield County, the Sucker Brook Flood Control Dam serves as a crucial piece of infrastructure in the region's water resource management system. With its primary purpose of flood risk reduction and adherence to state regulations, this dam exemplifies the importance of proactive measures in safeguarding communities against the impacts of extreme weather events and ensuring sustainable water resource management practices.

StateNone
River / streamSucker Brook
NID IDCT00499
Owner typeState
Primary purposeFlood Risk Reduction
Year built1970
Dam height68 ft
Dam length1,160 ft
Max storage1,995 AF
Normal storage1,995 AF
Drainage area3.4 sq mi
Hazard potentialHigh
ConditionSatisfactory
Last inspectionThu, 22 Sep 2016 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 Sucker Brook Flood Control Dam -- inflows here typically show up in storage 24-72 hours later.

Track Sucker Brook Flood Control 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 Sucker Brook Flood Control Dam

Where does the data for Sucker Brook Flood Control 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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