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|View History: Annual Download Data (XLS File)                                               
|View History: Annual                                                                         
|View History: Annual                                                                         
|View History:                                                                                
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|Washington Natural Gas Pipeline and Distribution Use Price  (Dollars per Thousand Cubic Feet)
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|Washington Natural Gas Pipeline and Distribution Use Price  (Dollars per Thousand Cubic Feet)
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|Decade                                                                                                                            | Year-0 | Year-1 | Year-2 | Year-3 | Year-4 | Year-5 | Year-6 | Year-7 | Year-8 | Year-9
|--------------------------------------------------------------------------------------------------------------------------------- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------
|1960's                                                                                                                            |        |        |        |        |        |        |        | 0.22   | 0.21   | 0.22  
|1970's                                                                                                                            | 0.22   | 0.24   | 0.28   | 0.33   | 0.44   | 0.65   | 0.78   | 1.67   | 1.92   | 2.38  
|1980's                                                                                                                            | 3.92   | 4.34   | 4.72   | 3.98   | 3.72   | 3.12   | 2.52   | 2.11   | 1.99   | 2.06  
|1990's                                                                                                                            | 2.04   | 1.98   | 1.89   | 1.37   | 1.84   | 1.78   | 1.77   | 1.89   | 1.76   | 2.03  
|2000's                                                                                                                            | 3.07   | 2.82   | NA     | --     | --     | --     |        |        |        |       
|- = 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