Dam Report

Lower Goose Pen Pool Dam dam

Michigan, USA Greys Creek Hazard Low
Today high
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Tonight low
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Dam height
12ft
Hazard rating
Low
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Lower Goose Pen Pool Dam  -- None dam
Lower Goose Pen Pool Dam None · Greys Creek
About this dam

Lower Goose Pen Pool Dam

Lower Goose Pen Pool Dam, located in Schoolcraft, Michigan, is a Federal-owned structure designed by the USDA Bureau of Agricultural Engineering with a primary purpose of serving as a Fish and Wildlife Pond on Greys Creek. Built in 1937, this Earth-type dam stands at a height of 16 feet and has a storage capacity of 470 acre-feet, with a drainage area of 47.44 square miles.

Despite its low hazard potential, the dam is currently in poor condition as of the last inspection in August 2018. With a very high risk assessment rating, there are concerns surrounding the structural integrity and safety of the dam. The Michigan Department of Environmental Quality regulates the dam, overseeing its permitting, inspection, and enforcement to ensure compliance with state regulations.

Enthusiasts of water resources and climate may find Lower Goose Pen Pool Dam an intriguing case study due to its historical significance, engineering design, and environmental impact on the surrounding ecosystem. As efforts are made to assess and manage the risks associated with this aging structure, the future of this dam and its role in supporting fish and wildlife habitats will be closely monitored by regulatory agencies and stakeholders in the region.

StateNone
River / streamGreys Creek
NID IDMI00625
Owner typeFederal
Primary purposeFish And Wildlife Pond
Dam typeEarth
Year built1937
Dam height12 ft
Dam length6,825 ft
Max storage470 AF
Normal storage20 AF
Surface area22.0 ac
Drainage area47.4 sq mi
Hazard potentialLow
ConditionPoor
Last inspectionTue, 28 Aug 2018 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 Lower Goose Pen Pool Dam -- inflows here typically show up in storage 24-72 hours later.

Around the water

Make a day of it

Boat launches, lakeside camping, fishing access, and other reservoirs near Lower Goose Pen Pool Dam .

Track Lower Goose Pen Pool 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 Lower Goose Pen Pool Dam

Where does the data for Lower Goose Pen Pool 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 Low 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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