The WACC of Severn Trent PLC (SVT.L) is 6.5%.
| Range | Selected | |
| Cost of equity | 8.20% - 10.20% | 9.20% |
| Tax rate | 26.70% - 37.80% | 32.25% |
| Cost of debt | 4.00% - 7.60% | 5.80% |
| WACC | 5.5% - 7.5% | 6.5% |
| Category | Low | High |
| Long-term bond rate | 4.0% | 4.5% |
| Equity market risk premium | 6.0% | 7.0% |
| Adjusted beta | 0.7 | 0.74 |
| Additional risk adjustments | 0.0% | 0.5% |
| Cost of equity | 8.20% | 10.20% |
| Tax rate | 26.70% | 37.80% |
| Debt/Equity ratio | 1 | 1 |
| Cost of debt | 4.00% | 7.60% |
| After-tax WACC | 5.5% | 7.5% |
| Selected WACC | 6.5% | |