The WACC of Equitrans Midstream Corp (ETRN) is 7.0%.
| Range | Selected | |
| Cost of equity | 7.10% - 9.30% | 8.20% |
| Tax rate | 10.20% - 16.30% | 13.25% |
| Cost of debt | 5.10% - 9.10% | 7.10% |
| WACC | 5.7% - 8.3% | 7.0% |
| Category | Low | High |
| Long-term bond rate | 3.9% | 4.4% |
| Equity market risk premium | 4.6% | 5.6% |
| Adjusted beta | 0.71 | 0.8 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 7.10% | 9.30% |
| Tax rate | 10.20% | 16.30% |
| Debt/Equity ratio | 1.41 | 1.41 |
| Cost of debt | 5.10% | 9.10% |
| After-tax WACC | 5.7% | 8.3% |
| Selected WACC | 7.0% | |