Tyresö-Flaten

Tyresö-Flaten
Western end of the lake
Coordinates	59°13′17.9″N 18°15′41.2″E / 59.221639°N 18.261444°E / 59.221639; 18.261444Coordinates: 59°13′17.9″N 18°15′41.2″E / 59.221639°N 18.261444°E / 59.221639; 18.261444
Primary inflows	Långsjön, Barnsjön
Primary outflows	Albysjön
Basin countries	Sweden
Surface area	36.0 ha (89 acres)
Max. depth	26 m (85 ft)
Surface elevation	19 m (62 ft)
Settlements	Tyresö
References

Tyresö-Flaten is a lake in Tyresö Municipality, just south of , Sweden.

The lake forms part of the Tyresån Lake System and as such is considered important for recreational activities such as angling and bathing. Common fish species include Perch, Zander Pike, Lake trout, Carp Bream, and Roach.

When water stagnate in late summer hydrogen sulfide and oxygen shortage occurs in lake sediments. However, level of bacteria are low and the lake is considered safe for bathing. No contaminations except nutritive salt have been reported.