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Carriage Facilities

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Pumping Plants

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Last updated: May 11, 2011
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Mann Creek Project
Mann Creek Project | Project History | Project Data | Contact Information

Project Data
Land Areas (1992)
Area Irrigated and Crop Value

 

  

Project # 354

Land Areas (1992)
Irrigable area:
Full Irrigation Service0 acres
Supplemental Service5,072 acres
Temporary Irrigation Service0 acres
Number of Irrigated Farms115
Residential, Commercial, Industrial Lands13 acres
Total Irrigable Lands5,085 acres

 

Population Served
Farm Population Served268
Non-Farm Population Served30
Total Population Served298

 

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Area Irrigated and Crop Value
YearActual Area Irrigated (Acres)Crop Value (Dollars)
19834,4881,303,586
19844,6051,248,668
19854,327871,443
19864,4271,422,154
19874,2061,231,949
19884,2061,138,401
19894,2061,245,779
19904,2061,190,553
19914,2061,190,553
19924,8271,003,999

 

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Project Water Supply
Project Water Quality

 

   

Project Water Supply

Current Conditions

Reservoir Storage

Major Storage Reservoirs in the Upper Snake River Basin

Weather Conditions (NOAA)

Precipitation

Streamflow

Weiser River near Weiser, ID (USGS)

Streamflow Forecast Map

Spring and Summer (NRCS)

Snowpack Information

Columbia River Snowpack Summary
Mountain Snowpack Maps for Colombia River Basin

Drought Index

Palmer Drought Index Map
Explanation of Palmer Drought Severity Index (Text)

 


Climatic Conditions

  
  
  
  

 

  
  
  
  
  
 

 

 


Historic Conditions

Annual Precipitation
Normal11.5 in
Maximum - 197016.3 in
Minimum - 19857.2 in
Weiser, Idaho 1961-1990 

 

Temperature
Mean Annual50 ?F
Daily Maximum107 ?F
Daily Minimum-29 ?F
Weiser, Idaho 1961-1990 
Growing Season154 days
Elevation of irrigable area2,150-2,750 ft

 

Mann Creek
Drainage area near Weiser, Idaho56 sq mi
Annual discharge 
Maximum - 193849,833 acre-ft
Minimum - 194714,920 acre-ft
Average - 1911-196129,241 acre-ft

Streamflow: Mann Creek near Wieser, Idaho (USGS)

Real-Time Water Data

 

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Project Water Quality

Weiser

 

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Facilities in Operation
Storage Facilities
Regulatory Facilities
Diversion Facilities
Carriage Facilities
Power Facilities
Pumping Plants

 

   

Facilities in Operation
Storage Dams1

 

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Storage Facilities

Mann Creek Dam

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Regulatory Facilities

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Diversion Facilities