Kızılcahamam-Aşağıkaraören Reservoir (Turkish: Kızılcahamam-Aşağıkaraören Göleti) is an artificial lake constructed in 1978 for irrigation purposes at Aşağı Karaören village of Kızılcahamam district in Ankara Province Turkey. It is fed by the Kuzoğlu Creek. The development was backed by the Turkish State Hydraulic Works.