 | This article relies largely or entirely on a single source. (March 2012) |
| Lake Tarnobrzeg or Machowski Reservoir | |
|---|---|
 Lake Machowski in 2009 | |
  Lake Tarnobrzeg or Machowski Reservoir | |
| Location | Machów Tarnobrzeg Subcarpathian Voivodeship Poland |
| Coordinates | 50°32′37″N 21°38′34″E / 50.54361°N 21.64278°E |
| Built | 1994 |
| Surface area | 4.55 km2 (1.76 sq mi)[1] |
| Max. depth | 42 m (138 ft) |
Lake Tarnobrzeg, Machowski Reservoir or Lake Machów is an artificial lake created in a former sulfur mine in Machów, Tarnobrzeg, Poland.