Dam Report

Sd Noname 132 dam

South Dakota, USA Tr-South Fork Grand River Hazard Low
Today high
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Tonight low
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Dam height
17ft
Hazard rating
Low
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Sd Noname 132 -- None dam
Sd Noname 132 None · Tr-South Fork Grand River
About this dam

Sd Noname 132

Sd Noname 132 is a private dam located in Harding, South Dakota, along the TR-South Fork Grand River. Built in 1959, this earth dam stands at 17 feet high and spans 685 feet in length, providing a storage capacity of 102 acre-feet. While it has a low hazard potential and is currently not rated for condition assessment, the dam is regulated and inspected by the South Dakota Department of Environment and Natural Resources to ensure its safety and compliance with state regulations.

Managed by the Natural Resources Conservation Service, Sd Noname 132 serves as an essential infrastructure for water resource management in the region. With a maximum discharge capacity of 1000 cubic feet per second, the dam plays a crucial role in flood control, irrigation, and water supply. While the dam's emergency action plan and risk assessment details are yet to be updated, its presence underscores the importance of sustainable water management practices in the face of changing climate patterns.

Located within the Omaha District of the US Army Corps of Engineers, Sd Noname 132 stands as a testament to the collaborative efforts between private owners and federal agencies in ensuring the resilience of water infrastructure in South Dakota. As climate enthusiasts and water resource advocates continue to monitor and address the challenges posed by a changing climate, Sd Noname 132 serves as a vital piece of the puzzle in safeguarding water resources for future generations.

StateNone
River / streamTr-South Fork Grand River
NID IDSD01949
Owner typePrivate
Dam typeEarth
Year built1959
Dam height17 ft
Dam length685 ft
Max storage102 AF
Normal storage42 AF
Hazard potentialLow
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 Sd Noname 132 -- 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 Sd Noname 132.

Track Sd Noname 132 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 Sd Noname 132

Where does the data for Sd Noname 132 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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Snoflo-tracked reservoirs and dams within driving distance of Sd Noname 132.