Dam Report

Private Lake Dam dam

Ohio, USA Tributary To Mill Creek Hazard Low
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Dam height
19ft
Hazard rating
Low
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Private Lake Dam -- None dam
Private Lake Dam None · Tributary To Mill Creek
About this dam

Private Lake Dam

Private Lake Dam, located in Ashtabula, Ohio, is a privately owned earth dam primarily used for recreation purposes. Built in 1964 by the USDA Soil Conservation Service, this dam stands at a height of 18.5 feet and has a length of 750 feet, creating a reservoir with a normal storage capacity of 37.6 acre-feet. The dam, managed by the Department of Natural Resources, is regulated and inspected by the state of Ohio to ensure its safety and compliance with regulations.

Despite its low hazard potential, Private Lake Dam received a poor condition assessment during its last inspection in May 2016. The dam's emergency action plan and risk management measures are currently not up to date, posing a potential risk to the surrounding area in case of a failure. With a drainage area of 0.37 square miles and a maximum discharge capacity of 230.5 cubic feet per second, it is crucial for the dam owners to prioritize maintenance and repairs to improve its overall condition and safety.

For water resource and climate enthusiasts, Private Lake Dam serves as a reminder of the importance of proper dam management and maintenance to ensure public safety and environmental protection. As a recreational structure in a tributary to Mill Creek, this dam plays a vital role in water storage and flood control in the region. Going forward, increased attention to the dam's condition, emergency preparedness, and risk assessment will be essential to mitigate any potential hazards and ensure the long-term sustainability of this important water resource infrastructure.

StateNone
River / streamTributary To Mill Creek
NID IDOH00400
Owner typePrivate
Primary purposeRecreation
Dam typeEarth
Year built1964
Dam height19 ft
Dam length750 ft
Max storage80 AF
Normal storage38 AF
Surface area8.1 ac
Drainage area0.4 sq mi
Hazard potentialLow
ConditionPoor
Last inspectionThu, 12 May 2016 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 Private Lake Dam -- inflows here typically show up in storage 24-72 hours later.

Track Private Lake 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 Private Lake Dam

Where does the data for Private Lake 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.

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