Dam Report

Larry Novak Dam dam

Nebraska, USA Tr-Bone Creek Hazard Low
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Dam height
21ft
Hazard rating
Low
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Larry Novak Dam -- None dam
Larry Novak Dam None · Tr-Bone Creek
About this dam

Larry Novak Dam

Larry Novak Dam, located in Butler County, Nebraska, along TR-Bone Creek, is a privately owned structure designed by the USDA NRCS and regulated by the Nebraska Department of Natural Resources. Completed in 1996, the dam serves the primary purpose of flood risk reduction, with a height of 21 feet and a storage capacity of 183 acre-feet. The dam's earth construction, supported by stone core and soil foundations, has a structural height of 24 feet and a length of 686 feet.

This low-hazard dam, with a satisfactory condition assessment as of May 2016, plays a crucial role in managing flood risk in the area. It has a normal storage capacity of 35 acre-feet and a maximum discharge rate of 212 cubic feet per second. The dam is inspected every five years, with the last assessment conducted in May 2016, ensuring its operational integrity and safety. Although no spillway information is provided, the dam's location in Rogers, Nebraska, underscores its significance in protecting the surrounding community from potential flooding events.

With its strategic design and efficient flood risk reduction capabilities, Larry Novak Dam stands as a vital asset in safeguarding Butler County against the impacts of extreme weather events. Managed by private ownership and supported by the USDA NRCS, this earth dam exemplifies the collaborative efforts to protect water resources and enhance climate resilience in the region. As water resource and climate enthusiasts, the engineering and regulatory aspects of Larry Novak Dam showcase the importance of sustainable infrastructure in mitigating the risks of flooding and ensuring the safety of local communities.

StateNone
River / streamTr-Bone Creek
NID IDNE02468
Owner typePrivate
Primary purposeFlood Risk Reduction
Dam typeEarth
Year built1996
Dam height21 ft
Dam length686 ft
Max storage183 AF
Normal storage35 AF
Surface area9.0 ac
Drainage area1.0 sq mi
Hazard potentialLow
ConditionSatisfactory
Last inspectionThu, 26 May 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 Larry Novak Dam -- inflows here typically show up in storage 24-72 hours later.

Track Larry Novak 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 Larry Novak Dam

Where does the data for Larry Novak 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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Manage alerts in the Snoflo app

Custom alerts are configured in the iOS app -- favorite this dam, set a threshold, and you'll get a push the moment conditions cross.

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