Dam Report

Howley Creek #6 dam

Tennessee, USA Tribrutherford Frk Obion Hazard Low
Today high
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Tonight low
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Dam height
20ft
Hazard rating
Low
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Howley Creek #6 -- None dam
Howley Creek #6 None · Tribrutherford Frk Obion
About this dam

Howley Creek #6

Howley Creek #6, located in Carroll, Tennessee, is a state-regulated dam under the supervision of the Tennessee Safe Dams Program. Built in 1985, this earth dam has a hydraulic height of 11 feet and a structural height of 20 feet, with a length of 370 feet and a storage capacity of 146 acre-feet. The dam serves the primary purpose of controlling the flow of the Tribrutherford Frk Obion river or stream, with a drainage area of 0.27 square miles.

Despite being classified as having a low hazard potential and being in satisfactory condition as of the last inspection in August 2020, Howley Creek #6 is considered to have a moderate risk level. It has an uncontrolled spillway type and no outlet gates, but with a regular inspection frequency of 3 times a year, it is closely monitored for any potential issues. The dam's risk management measures and emergency preparedness plans are not detailed in the available data, but its location and design make it an important component of water resource management in the area.

StateNone
River / streamTribrutherford Frk Obion
NID IDTN01727
Owner typeState
Dam typeEarth
Year built1985
Dam length370 ft
Max storage146 AF
Normal storage50 AF
Surface area7.2 ac
Drainage area0.3 sq mi
Hazard potentialLow
ConditionSatisfactory
Last inspectionMon, 03 Aug 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 Howley Creek #6 -- inflows here typically show up in storage 24-72 hours later.

Track Howley Creek #6 in the Snoflo app

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FAQ

About Howley Creek #6

Where does the data for Howley Creek #6 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

Snoflo-tracked reservoirs and dams within driving distance of Howley Creek #6.

Premium feature

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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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