Dam Report

Nolan Creek Ws Scs Site 11 Dam dam

Texas, USA Shaw Branch Hazard Not Available
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Dam height
44ft
Hazard rating
Not Available
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Nolan Creek Ws Scs Site 11 Dam -- None dam
Nolan Creek Ws Scs Site 11 Dam None · Shaw Branch
About this dam

Nolan Creek Ws Scs Site 11 Dam

Nolan Creek WS SCS Site 11 Dam, located in Bell County, Texas, is a vital flood risk reduction structure designed by the USDA NRCS and completed in 1972. The dam, primarily constructed of earth with buttress core types, stands at a height of 44 feet and has a length of 3950 feet. It serves the purpose of mitigating flood risks along Shaw Branch, with a storage capacity of 1421 acre-feet and a normal storage volume of 79 acre-feet.

Managed by the local government and regulated by the Texas Commission on Environmental Quality (TCEQ), Nolan Creek WS SCS Site 11 Dam has a satisfactory condition assessment as of December 2017. It features an uncontrolled spillway with a width of 352 feet and outlet gates for water control. With a moderate risk assessment rating, the dam has a maximum discharge capacity of 9898 cubic feet per second and serves as a crucial infrastructure for water resource management in the region.

As a key component of the flood control system in the area, Nolan Creek WS SCS Site 11 Dam plays a crucial role in safeguarding the community from potential inundation events. With its strategic location and design features, this dam stands as a testament to effective water management practices and serves as a valuable asset for climate resilience efforts in Bell County, Texas.

StateNone
River / streamShaw Branch
NID IDTX02341
Owner typeLocal Government
Primary purposeFlood Risk Reduction
Dam typeEarth
Year built1972
Dam height44 ft
Dam length3,950 ft
Max storage1,421 AF
Normal storage79 AF
Surface area14.0 ac
Drainage area2.8 sq mi
Hazard potentialNot Available
ConditionSatisfactory
Last inspectionWed, 28 Jun 2017 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 Nolan Creek Ws Scs Site 11 Dam -- inflows here typically show up in storage 24-72 hours later.

Track Nolan Creek Ws Scs Site 11 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 Nolan Creek Ws Scs Site 11 Dam

Where does the data for Nolan Creek Ws Scs Site 11 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 Not Available 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.