Rolfsån
| Rolfsån | |
| River | |
| Country | Sweden |
|---|---|
| Basin | 693.7 km2 (268 sq mi) |
 Map of Rolfsån's drainage basin.
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|
Rolfsån is a river in Sweden, the main outflow of lake Lygnern. It empties out into the Kungsbacka Fjord.
Coordinates: 57°28′N 12°05′E / 57.467°N 12.083°E
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