Dam Report

Oliver Detention Dam dam

Montana, USA Butte Creek Hazard Low
Today high
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Tonight low
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Dam height
15ft
Hazard rating
Low
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Oliver Detention Dam -- None dam
Oliver Detention Dam None · Butte Creek
About this dam

Oliver Detention Dam

Oliver Detention Dam, located in Carter, Montana, along Butte Creek, was completed in 2003 by the Bureau of Land Management for the primary purpose of flood risk reduction. This gravity-type dam stands at a structural height of 15 feet and has a hydraulic height of 9 feet, with a storage capacity of 1301.8 acre-feet. The dam measures 3369 feet in length and covers a surface area of 178.33 acres, serving as a crucial infrastructure to mitigate potential flooding in the region.

Despite its importance in flood risk management, the condition assessment of Oliver Detention Dam reflects a poor rating, with a hazard potential classified as low and a moderate risk level. The last inspection was conducted in July 2020, with an inspection frequency of 5 years. While the dam lacks certain safety features like outlet gates and locks, it remains a critical structure in safeguarding the surrounding area from potential flood events. Water resource and climate enthusiasts can appreciate the complex engineering and management challenges involved in maintaining and improving such vital infrastructure in the face of changing environmental conditions.

StateNone
River / streamButte Creek
NID IDMT03881
Owner typeFederal
Primary purposeFlood Risk Reduction
Dam typeGravity
Year built2003
Dam length3,369 ft
Max storage1,302 AF
Surface area178.3 ac
Drainage area0.4 sq mi
Hazard potentialLow
ConditionPoor
Last inspectionSat, 25 Jul 2020 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 Oliver Detention 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 Oliver Detention Dam.

Track Oliver Detention 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 Oliver Detention Dam

Where does the data for Oliver Detention 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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