Dam Report

Bonita Lake Dam Number 1 dam

Mississippi, USA Unt Of Sowashee Creek Hazard High
Today high
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Tonight low
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Dam height
27ft
Hazard rating
High
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Bonita Lake Dam Number 1 -- None dam
Bonita Lake Dam Number 1 None · Unt Of Sowashee Creek
About this dam

Bonita Lake Dam Number 1

Bonita Lake Dam Number 1, located in Meridian, Mississippi, was completed in 1939 and is regulated by the Mississippi Department of Environmental Quality. This earth dam stands at a height of 27 feet and serves primarily for recreational purposes, with a storage capacity of 537 acre-feet and a surface area of 54 acres. The dam is situated on the Sowashee Creek, a tributary of the nearby river, and has a high hazard potential due to its condition being assessed as fair.

Despite its age, Bonita Lake Dam Number 1 has undergone regular inspections, with the last one conducted in June 2020. The dam features an uncontrolled spillway with a width of 20 feet and outlet gates also classified as uncontrolled. In case of emergencies, the dam has an emergency action plan (EAP) in place to ensure the safety of nearby residents and property. Overall, the risk assessment for the dam is moderate, with risk management measures potentially in place to mitigate any potential hazards.

For water resource and climate enthusiasts, Bonita Lake Dam Number 1 offers a fascinating glimpse into the engineering and management of water infrastructure in Mississippi. Its historical significance, recreational impact, and environmental implications make it a noteworthy site for those interested in the intersection of water resources and climate resilience.

StateNone
River / streamUnt Of Sowashee Creek
NID IDMS02660
Owner typeLocal Government
Primary purposeRecreation
Dam typeEarth
Year built1939
Dam height27 ft
Dam length4,000 ft
Max storage537 AF
Normal storage500 AF
Surface area54.0 ac
Drainage area0.1 sq mi
Hazard potentialHigh
ConditionFair
Last inspectionThu, 18 Jun 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 Bonita Lake Dam Number 1 -- inflows here typically show up in storage 24-72 hours later.

Track Bonita Lake Dam Number 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 Bonita Lake Dam Number 1

Where does the data for Bonita Lake Dam Number 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 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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