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|View History:  Monthly  Annual Download Data (XLS File)                                   
|View History:  Monthly  Annual                                                             
|View History:  Monthly  Annual                                                             
|View History:                                                                              
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|Idaho Natural Gas Price Sold to Electric Power Consumers  (Dollars per Thousand Cubic Feet)
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|Idaho Natural Gas Price Sold to Electric Power Consumers  (Dollars per Thousand Cubic Feet)
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|Year                                                                                                                              | Jan   | Feb  | Mar   | Apr   | May  | Jun  | Jul  | Aug  | Sep  | Oct  | Nov  | Dec  
|--------------------------------------------------------------------------------------------------------------------------------- | ----- | ---- | ----- | ----- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | -----
|2002                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | W    | W    | W    
|2003                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | W    | W    | W    
|2004                                                                                                                              | W     | W    | W     | --    | W    | W    | W    | W    | W    | W    | W    | W    
|                                                                                                                                 
|2005                                                                                                                              | W     | W    | W     | W     | W    | --   | W    | W    | W    | W    | W    | W    
|2006                                                                                                                              | W     | W    | W     | --    | W    | W    | W    | W    | W    | W    | W    | W    
|2007                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | W    | W    | W    
|2008                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | W    | W    | W    
|2009                                                                                                                              | W     | 4.87 | W     | 3.77  | W    | W    | W    | W    | W    | W    | W    | W    
|                                                                                                                                 
|2010                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | 3.74 | W    | W    
|2011                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | W    | W    | W    
|2012                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | W    | W    | W    
|2013                                                                                                                              | W     | W    | W     | W     | W    | W    | W    | W    | W    | W    | W    | W    
|2014                                                                                                                              | W     | W    | W     | W     | 9.94 | 6.72 | 4.43 | 4.31 | 4.46 | 9.58 | 4.95 | 5.44 
|                                                                                                                                 
|2015                                                                                                                              | 3.03  | --   | 16.18 | 3.05  | 3.08 | 2.74 | 2.85 | 2.92 | 3.01 | 2.92 | 2.72 | 2.41 
|2016                                                                                                                              | 2.67  | 2.25 | 2.26  | 11.72 | 2.41 | 2.47 | 2.83 | 2.89 | 3.38 | 4.78 | 4.66 | 4.05 
|2017                                                                                                                              | 3.94  | 3.65 | 3.39  | 3.52  | 3.34 | 3.23 | 3.09 | 3.06 | 3.22 | 3.01 | 3.28 | 3.25 
|2018                                                                                                                              | 3.78  | 3.36 | 3.82  | 2.93  | 2.67 | 2.32 | 2.69 | 2.77 | 2.87 | 2.97 | 4.80 | 5.38 
|2019                                                                                                                              | 3.74  | 7.87 | 21.62 | 2.75  | 5.46 | 2.40 | 2.33 | 2.25 | 2.65 | 3.19 | 3.28 | 3.74 
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|2020                                                                                                                              | 2.53  | 2.02 | 2.32  | 1.99  | 4.21 | 2.82 | 1.95 | 2.41 | 2.74 | 3.39 | 3.53 | 3.46 
|2021                                                                                                                              | 2.77  | 4.62 | 2.82  | 3.30  | 3.26 | 3.59 | 3.85 | 4.36 | 5.73 | 6.50 | 5.73 | 6.15 
|2022                                                                                                                              | 6.91  | 4.40 | 5.19  | 7.29  | 8.29 | 7.72 | 6.04 | 8.36 | 8.16 | 5.02 | 9.32 | 29.67
|2023                                                                                                                              | 20.56 | 8.75 | 5.94  | --    | --   | 2.58 | 3.62 | 3.91 | 2.84 | 4.76 | 4.91 | 3.76 
|2024                                                                                                                              | 6.86  | 2.88 | 1.83  | 1.66  | 1.88 |      |      |      |      |      |      |      
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|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024