The Aabach (only Aa in earlier times, or Ustener Aa, in order to distinguish it from the Mönchaltorfer Aa) is a river in the canton of Zürich, Switzerland. The river, which has a length of 11.2 kilometres (7.0 mi), flows from the Pfäffikersee to the Greifensee through the steep Aatal (Aa Valley).
Aabach on Lake Pfäffikon
Aabach reservoir in Wetzikon
Aabach nearby Aathal-Seegräben (Aa Valley)
Usterner Aa in Uster
Usterner Aa on Lake Greifen
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- Müller, Ueli: Aa (Aabach) in German, French and Italian in the online Historical Dictionary of Switzerland, 2000-09-20.
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