Dam Report

Empire Weir No. 2 dam

California, USA Sfk Kings River Hazard Low
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Dam height
15ft
Hazard rating
Low
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Empire Weir No. 2 -- None dam
Empire Weir No. 2 None · Sfk Kings River
About this dam

Empire Weir No. 2

Empire Weir No. 2, located in Kings County, California along the South Fork Kings River, is a vital structure designed primarily for flood risk reduction. Constructed in 1938, this buttress dam stands at a height of 15 feet with a hydraulic height of 12.5 feet, providing a storage capacity of 480 acre-feet. Despite its age, the dam is in satisfactory condition with a low hazard potential, as evidenced by its last inspection in February 2020.

Owned and regulated by the California Department of Water Resources (DWR), Empire Weir No. 2 plays a crucial role in protecting the surrounding area from potential flooding events. Its strategic location in Stratford, California, underscores its importance in safeguarding both urban and agricultural areas. With a history of successful flood risk reduction and irrigation support, this dam serves as a testament to effective water resource management in the region.

As a public utility structure, Empire Weir No. 2 not only meets regulatory standards for inspection and enforcement but also exemplifies the collaborative efforts between state and federal agencies in ensuring the safety and functionality of water infrastructure. With its solid construction and reliable performance, this dam stands as a testament to the resilience and effectiveness of water resource management in mitigating the impacts of climate change and ensuring the sustainable use of water in the region.

StateNone
River / streamSfk Kings River
NID IDCA00713
Owner typePublic Utility
Primary purposeFlood Risk Reduction
Dam typeButtress
Year built1938
Dam height15 ft
Dam length185 ft
Max storage480 AF
Surface area97.0 ac
Hazard potentialLow
ConditionSatisfactory
Last inspectionTue, 11 Feb 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 Empire Weir No. 2 -- inflows here typically show up in storage 24-72 hours later.

Track Empire Weir No. 2 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 Empire Weir No. 2

Where does the data for Empire Weir No. 2 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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Snoflo-tracked reservoirs and dams within driving distance of Empire Weir No. 2.