Dam Report

Swenson Wetland dam

Minnesota, USA Mustinka River-Os Hazard Low
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Dam height
12ft
Hazard rating
Low
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Swenson Wetland -- None dam
Swenson Wetland None · Mustinka River-Os
About this dam

Swenson Wetland

Swenson Wetland, located in Wendell, Minnesota, is a private fish and wildlife pond built in 1999 by the West Central MN JPB. This Earth dam structure stands at 16 feet tall and has a length of 375 feet, with a storage capacity of 183 acre-feet. The wetland covers a surface area of 19 acres and serves as a habitat for various aquatic species in the area.

Managed by the Minnesota Department of Natural Resources, Swenson Wetland is regulated and inspected regularly to ensure its structural integrity and environmental impact. With a low hazard potential and fair condition assessment, the wetland poses moderate risk and is equipped with a needle outlet gate system. The Mustinka River serves as its primary water source, with a drainage area of 152 square miles and a maximum discharge capacity of 200 cubic feet per second.

For water resource and climate enthusiasts, Swenson Wetland offers a fascinating glimpse into the intersection of human infrastructure and natural ecosystems. With its focus on fish and wildlife conservation, this wetland provides a valuable habitat for local flora and fauna, while also serving as a recreational and educational resource for the community. Its location in the picturesque Grant County, Minnesota, makes it a prime destination for nature lovers and environmental advocates looking to learn more about wetland management and conservation efforts in the region.

StateNone
River / streamMustinka River-Os
NID IDMN01042
Owner typePrivate
Primary purposeFish And Wildlife Pond
Dam typeEarth
Year built1999
Dam height12 ft
Dam length375 ft
Max storage183 AF
Normal storage96 AF
Surface area19.0 ac
Drainage area152.0 sq mi
Hazard potentialLow
ConditionFair
Last inspectionThu, 05 Oct 2017 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 Swenson Wetland -- inflows here typically show up in storage 24-72 hours later.

Track Swenson Wetland 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 Swenson Wetland

Where does the data for Swenson Wetland 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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