| Units: | pa (Metric), psi (U.S. Imperial) |
| Mode: | Input Only |
| Multi-band: | False |
| Default Value: | 0 |
| Validation Rule: | ≥0 |
| Key Property: | No |
| Description: | Pressure of gas stored in the pipeline at the beginning of the horizon |
Gas Pipeline Initial Pressure is Pressure of gas stored in the pipeline at the beginning of the horizon.