The Limmat (German pronunciation: [ˈlɪmət]) is a 35 km (22 mi) long river located in the cantons of Zürich (ZH) and Aargau (AG).
In 1930 the government of the canton of Zurich set the remains of the original Limmat riverside meadows and floodplains near Dietikon (Dietiker Altläufe) under conservation,[1] as well in 2005 the floodplains (Dietiker Schachen) near Wettingen accommodating more than 150 plant species and rare species as common kingfisher, little ringed plover and grass snake.
The economical Region Limmattal comprises, among other communities in the districts of Dietikon (ZH) and Baden (AG), the cities and municipalities of Zürich, Oberengstringen, Unterengstringen, Schlieren, Weiningen, Urdorf, Dietikon, Bergdietikon, Geroldswil, Oetwil, Spreitenbach, Würenlos, Killwangen, Neuenhof, Wettingen, Baden, Ennetbaden, Obersiggenthal, Untersiggenthal and Turgi.
The Limmattal is heavily populated thanks to the good location factor, nearby the city of Zürich, among them excellent infrastructure, growing economics and attractive residential area besides the Limmat valley.
Near realization is an additional tramway called Limmattalbahn, between Zürich-Farbhof (Altstetten) and Killwangen-Spreitenbach, as continuation of the Zürich tram line 2 and of the Bremgarten-Dietikon-Bahn.