Acreage: 946,1 km2
Concession blocks: 208
Coordinates [1992]
| No. Point | x [PUWG92] | y [PUWG92] |
| 1 | 487578.09 | 431753.89 |
| 2 | 488166.79 | 397632.46 |
| 3 | 515963.52 | 398208.96 |
| 4 | 515376.16 | 432138.19 |
Location
- onshore
Wielkopolskie province:
- Gniezno county, communes: Czerniejewo (6.44% of the area), Gniezno (0.33%), Gniezno City (0.62%), Łubowo (0.10%), Niechanowo (10.67%), Witkowo (16.92%),
- Słupca county, communes: Orchowo (1.28%), Ostrowite (4.16%), Powidz (7.65%), Słupca (10.91%), Słupca City (1.09%), Strzałkowo (15.02%),
- Września county, communes: Kołaczkowo (2.85%), Miłosław (0.42%), Nekla (0.03%), Września (21.51%).
Petroleum system
I - UNCONVENTIONAL (tight) Carboniferous (Culm), Permian (Upper Rotliegend, Zechstein Limestone?)
II - CONVENTIONAL Permian/Zechstein (Main Dolomite)
Source rocks
I - Culm fine-grained clastic rocks
II - Main Dolomite carbonate platform and slope microbialites, basin plain fine-grained clastic rocks