Dam Report

Dodd dam

Wyoming, USA Wagner Prong Hazard Low
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Dam height
23ft
Hazard rating
Low
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Dodd -- None dam
Dodd None · Wagner Prong
About this dam

Dodd

Dodd, a private-owned dam located in Sheridan, Wyoming, serves the primary purpose of irrigation along the Wagner Prong river. Constructed in 1952, this earth dam stands at a height of 23 feet and spans a length of 552 feet, with a storage capacity of 194 acre-feet. Despite its relatively low hazard potential, Dodd is classified as having a poor condition assessment, indicating a need for maintenance and improvements to ensure its continued functionality.

The dam features an uncontrolled spillway with a width of 140 feet and a single valve outlet gate. With a moderate risk assessment rating, Dodd is in need of updated emergency action plans and risk management measures to mitigate potential hazards. Although its drainage area and maximum discharge are listed as zero, the dam's location and structural integrity are crucial considerations for water resource and climate enthusiasts interested in the sustainable management of water infrastructure in the region.

Ensuring the safety and efficiency of Dodd is paramount, given its role in supporting agricultural irrigation in the area. With its proximity to Decker, MT, and the oversight of regulatory agencies such as the SEO in Wyoming, ongoing inspections and maintenance are essential to address the dam's current poor condition assessment. As stakeholders work towards enhancing the resilience of water resources in the region, addressing the maintenance needs of Dodd will be crucial to safeguarding its operational capacity and mitigating potential risks associated with its aging infrastructure.

StateNone
River / streamWagner Prong
NID IDWY00665
Owner typePrivate
Primary purposeIrrigation
Dam typeEarth
Year built1952
Dam height23 ft
Dam length552 ft
Max storage194 AF
Normal storage88 AF
Surface area14.0 ac
Hazard potentialLow
ConditionPoor
Last inspectionTue, 01 Jun 2021 12:00:00 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 Dodd -- inflows here typically show up in storage 24-72 hours later.

Track Dodd 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 Dodd

Where does the data for Dodd 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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