Sierra Pacific Power Co's energy comes from natural gas, coal, geothermal, solar, and wind. Natural Gas is the largest source of electricity, providing 49% of Sierra Pacific Power Co's energy. Coal is the second largest source, making up 29%. Geothermal provides 12% of Sierra Pacific Power Co's electricity. Solar provides 6% of Sierra Pacific Power Co's electricity. Wind provides 4% of Sierra Pacific Power Co's electricity.
49%
Natural Gas
29%
Coal
12%
Geothermal
6%
Solar
4%
Wind
The average electricity rate for Sierra Pacific Power Co customers is 10.93 cents/kWh. Sierra Pacific Power Co has several different electricity rates for residential customers, as shown in the table below.
| Rate Name | Rate Type | Cost Per kWh |
| Domestic Service | Fixed | 12¢ |
| RESIDENTIAL MULTI-FAMILY ELECTRIC VEHICLE RECHARGE RIDER – TIME-OF-USE | TOU | 9¢ to 34¢ |
| Optional Domestic Service Multi-Family Daily Demand Pricing | TOU | 5¢ to 16¢ |
| Optional Domestic Service Time of Use | TOU | 9¢ to 50¢ |
| Optional Domestic Service Multi-Family Time of Use | TOU | 10¢ to 34¢ |
| Domestic Multi-Family Service | Fixed | 12¢ |
| Optional Domestic Service Daily Demand Pricing | TOU | |
| RESIDENTIAL ELECTRIC VEHICLE RECHARGE RIDER – TIME-OF-USE | TOU | 8¢ to 50¢ |
In 2021, the average Sierra Pacific Power Co customer lost electricity one time for a duration of 126 minutes. In total, the average Sierra Pacific Power Co customer had their electricity out for about 161 minutes during the whole year.
Systems up to 25 kW: monthly net excess generation credited at a rate equal to 75% of retail rate Systems larger than 25 kW and up to 1 MW: Monthly netting at the retail rate. Any credits that exceed the customer's monthly bill will be carried over to the next billing period indefinitely.
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