The WACC of Northwest Natural Holding Co (NWN) is 5.1%.
| Range | Selected | |
| Cost of equity | 5.70% - 7.70% | 6.70% |
| Tax rate | 24.40% - 25.40% | 24.90% |
| Cost of debt | 4.00% - 5.10% | 4.55% |
| WACC | 4.4% - 5.7% | 5.1% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.4 | 0.5 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 5.70% | 7.70% |
| Tax rate | 24.40% | 25.40% |
| Debt/Equity ratio | 0.99 | 0.99 |
| Cost of debt | 4.00% | 5.10% |
| After-tax WACC | 4.4% | 5.7% |
| Selected WACC | 5.1% | |