The WACC of Avista Corp (AVA) is 5.7%.
| Range | Selected | |
| Cost of equity | 6.40% - 8.60% | 7.50% |
| Tax rate | 10.50% - 13.00% | 11.75% |
| Cost of debt | 4.40% - 4.70% | 4.55% |
| WACC | 5.2% - 6.3% | 5.7% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.55 | 0.66 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 6.40% | 8.60% |
| Tax rate | 10.50% | 13.00% |
| Debt/Equity ratio | 1.03 | 1.03 |
| Cost of debt | 4.40% | 4.70% |
| After-tax WACC | 5.2% | 6.3% |
| Selected WACC | 5.7% | |