Dam Report

Oknoname 089005 dam

Oklahoma, USA Tr-Little Riv Hazard Low
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Dam height
32ft
Hazard rating
Low
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Oknoname 089005 -- None dam
Oknoname 089005 None · Tr-Little Riv
About this dam

Oknoname 089005

Oknoname 089005, also known as Oknoname, is a privately-owned dam in McCurtain, Oklahoma, with a low hazard potential and a very high risk assessment rating. Completed in 1971, this Earth dam stands at a height of 32 feet and has a hydraulic height of 30 feet. Its primary purpose is listed as "Other" with a storage capacity of 79 acre-feet and a maximum discharge of 279 cubic feet per second.

Located in GARVIN, Oklahoma, near the TR-LITTLE RIV river or stream, Oknoname 089005 is regulated by the Oklahoma Water Resources Board and subject to state jurisdiction. The dam's design includes Stone core types and Soil foundations, with a controlled spillway type and a single valve outlet gate. Despite being last inspected in 2010 and not rated for its condition assessment, this dam remains a crucial structure for water resource management in the area. With its unique characteristics and historical significance, Oknoname 089005 continues to play a vital role in safeguarding the surrounding community against potential risks and emergencies related to water management.

StateNone
River / streamTr-Little Riv
NID IDOK21373
Owner typePrivate
Primary purposeOther
Dam typeEarth
Year built1971
Dam height32 ft
Dam length570 ft
Max storage79 AF
Normal storage39 AF
Hazard potentialLow
ConditionNot Rated
Last inspectionMon, 10 May 2010 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 Oknoname 089005 -- inflows here typically show up in storage 24-72 hours later.

Track Oknoname 089005 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 Oknoname 089005

Where does the data for Oknoname 089005 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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