Dam Report

Meridian Creek #3 dam

Tennessee, USA Watlington Branch Hazard High
Today high
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Tonight low
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Dam height
25ft
Hazard rating
High
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Meridian Creek #3 -- None dam
Meridian Creek #3 None · Watlington Branch
About this dam

Meridian Creek #3

Meridian Creek #3, located in Jackson, Tennessee, is a crucial structure designed by the USDA NRCS for flood risk reduction along the Watlington Branch. Built in 1963, this earthen dam has a hydraulic height of 10.4 feet and a structural height of 24.7 feet, with a capacity to hold 458 acre-feet of water. With a primary purpose of flood risk reduction, this dam also serves recreational purposes, providing a surface area of 14.1 acres for the community to enjoy.

Managed by the Tennessee Safe Dams Program, Meridian Creek #3 is inspected regularly to ensure its satisfactory condition and high hazard potential is mitigated. Despite its moderate risk assessment, the dam meets regulatory guidelines and is equipped with emergency action plans. The dam's location in a high-risk area underscores the importance of proper maintenance and oversight to protect downstream communities. For water resource and climate enthusiasts, Meridian Creek #3 stands as a testament to effective dam management and the critical role these structures play in safeguarding communities from flooding events.

StateNone
River / streamWatlington Branch
NID IDTN11304
Owner typeLocal Government
Primary purposeFlood Risk Reduction
Dam typeEarth
Year built1963
Dam length712 ft
Max storage458 AF
Normal storage60 AF
Surface area14.1 ac
Drainage area0.9 sq mi
Hazard potentialHigh
ConditionSatisfactory
Last inspectionTue, 12 Jan 2021 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 Meridian Creek #3 -- inflows here typically show up in storage 24-72 hours later.

Track Meridian Creek #3 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 Meridian Creek #3

Where does the data for Meridian Creek #3 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 High 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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