Dam Report

Marshall Road Dam dam

Louisiana, USA N/A Hazard Low
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Dam height
18ft
Hazard rating
Low
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Marshall Road Dam -- None dam
Marshall Road Dam None · N/A
About this dam

Marshall Road Dam

Marshall Road Dam, located in De Soto, Louisiana, is a privately owned structure that was completed in 2017 by designer Enoch J. French, P.E., P.L.S. This earth dam stands at a height of 18 feet and has a length of 969 feet, with a primary purpose classified as "Other." The dam provides a maximum storage capacity of 86 acre-feet, with a normal storage level of 60 acre-feet on its 10-acre surface area. Despite its low hazard potential and moderate risk assessment rating, the dam is not currently rated for its condition.

The dam is regulated, permitted, inspected, and enforced by the Louisiana Department of Transportation and Development (LADOTD). It features an uncontrolled spillway type and is equipped with needle outlet gates. The last inspection took place in June 2018, with an inspection frequency of 5 years. While the dam's emergency action plan (EAP) status and risk management measures are not specified in the data, the structure is deemed to have a moderate risk assessment level, indicating a level of potential concern for water resource and climate enthusiasts.

Overall, Marshall Road Dam plays a crucial role in water resource management in the region, offering storage and flood control benefits. Its design, construction, and regulatory oversight ensure its functionality and safety for the surrounding community. With its unique characteristics and operational features, the dam presents an interesting case study for those interested in the intersection of water resources, climate change, and infrastructure management.

StateNone
River / streamN/A
NID IDLA00684
Owner typePrivate
Primary purposeOther
Dam typeEarth
Year built2017
Dam height18 ft
Dam length969 ft
Max storage86 AF
Normal storage60 AF
Surface area10.0 ac
Drainage area1.3 sq mi
Hazard potentialLow
ConditionNot Rated
Last inspectionFri, 22 Jun 2018 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 Marshall Road Dam -- inflows here typically show up in storage 24-72 hours later.

Track Marshall Road 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 Marshall Road Dam

Where does the data for Marshall Road 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.

Premium feature

Favorites and alerts are part of Snoflo Premium. Save reservoirs, set storage thresholds, and get push notifications when conditions cross.

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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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