Dam Report

Gardiner Lower dam

Idaho, USA Wood Canyon Creek Thomas Fork Creek Hazard Low
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Tonight low
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Dam height
21ft
Hazard rating
Low
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Gardiner Lower -- None dam
Gardiner Lower None · Wood Canyon Creek Thomas Fork Creek
About this dam

Gardiner Lower

Gardiner Lower, also known as Lower Gardiner Reservoir, is a private-owned water resource located in Bear Lake, Idaho. This reservoir serves primarily for irrigation purposes and was completed in 1935. With a dam height of 20.8 feet and a storage capacity of 66 acre-feet, Gardiner Lower plays a crucial role in water management for the surrounding area.

Despite its importance, Gardiner Lower faces some challenges in terms of its condition assessment, which has been rated as poor. The reservoir has a low hazard potential and a moderate risk assessment, indicating the need for proactive risk management measures. The last inspection in May 2018 highlighted the need for improvements to ensure the safety and efficiency of the structure.

Located in a remote area with Wood Canyon Creek and Thomas Fork Creek as its primary water sources, Gardiner Lower represents a vital piece of infrastructure for the local community. With its historical significance and ongoing regulatory oversight from the Idaho Department of Water Resources, this reservoir serves as a reminder of the delicate balance between water resource management and environmental conservation in the face of changing climate patterns.

StateNone
River / stream Wood Canyon Creek Thomas Fork Creek
NID IDID00342
Owner typePrivate
Primary purposeIrrigation
Year built1935
Dam height21 ft
Dam length280 ft
Normal storage66 AF
Surface area8.0 ac
Drainage area2.4 sq mi
Hazard potentialLow
ConditionPoor
Last inspectionTue, 22 May 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 Gardiner Lower -- inflows here typically show up in storage 24-72 hours later.

Track Gardiner Lower 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 Gardiner Lower

Where does the data for Gardiner Lower 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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