Dam Report

Kavan Dam 1 dam

Nebraska, USA Tr-Cottonwood Creek Hazard Low
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Dam height
15ft
Hazard rating
Low
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Kavan Dam 1 -- None dam
Kavan Dam 1 None · Tr-Cottonwood Creek
About this dam

Kavan Dam 1

Kavan Dam 1, located in Saunders County, Nebraska, was completed in 1965 and stands at a height of 15 feet, with a hydraulic height of 13 feet. The primary purpose of this earth dam, designed by USDA NRCS, is flood risk reduction, protecting the surrounding area from potential water flow from TR-COTTONWOOD CREEK. With a storage capacity of 70 acre-feet and a normal storage of 18 acre-feet, Kavan Dam 1 plays a crucial role in managing water resources and mitigating flood hazards in the region.

Maintained and regulated by the Nebraska Department of Natural Resources, this dam has a low hazard potential and was last assessed in May 2017. While the dam is not currently rated in terms of its condition, it undergoes inspections every 5 years to ensure its structural integrity and functionality. With a drainage area of 0.4 square miles and a maximum discharge capacity of 300 cubic feet per second, Kavan Dam 1 plays a vital role in safeguarding the local community and environment from potential flooding events.

Located near WAHOO, Kavan Dam 1 is a key asset in the flood risk reduction infrastructure of the area, managed by the Natural Resources Conservation Service. With its earth structure reinforced with buttress and stone core types, this dam serves as a crucial line of defense against water-related disasters. As water resource and climate enthusiasts continue to monitor and assess the impact of climate change on water management, structures like Kavan Dam 1 play a significant role in preserving the safety and well-being of communities in Saunders County, Nebraska.

StateNone
River / streamTr-Cottonwood Creek
NID IDNE00256
Owner typePrivate
Primary purposeFlood Risk Reduction
Dam typeEarth
Year built1965
Dam height15 ft
Dam length550 ft
Max storage70 AF
Normal storage18 AF
Surface area5.0 ac
Drainage area0.4 sq mi
Hazard potentialLow
ConditionNot Rated
Last inspectionTue, 23 May 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 Kavan Dam 1 -- inflows here typically show up in storage 24-72 hours later.

Track Kavan Dam 1 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 Kavan Dam 1

Where does the data for Kavan Dam 1 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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Other water bodies near here

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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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