| Name: | POWERFUL or POVERFUL |
| Launched: | 1849 |
| Completed: | 1849 |
| Builder: | TD Marshall, South Shields |
| Yard Number: | |
| Dimensions: | 51nrt, 98.0 x 16.9 x 8.9ft |
| Engines: | 60nhp |
| Engines by: | |
| Propulsion: | Paddle |
| Construction: | Iron |
| Reg Number: | n/a |
| History: | |
| 1849 | Groncoff, St Petersburg |
| by 1859 | Gromov; renamed MOGUCHIY |
| by 1874 | IF Gromov, Neva |
| by 1885 | Gromov i Ko, Neva |
| No later history known | |
| Comments: | For use on Lake Onega & the river Neva |
| 1873: New boiler by Britnev at Kronstadt | |
| Thanks to Andreas von Mach for these details |