Freehold waterfront condominium cluster along Upper Serangoon/Estuary Crescent in District 26 near Sengkang and Punggol boundaries, typically cited at addresses together Estuary Walk and Estuary Crescent, adjacent to Serangoon Reservoir and Punggol Waterway with park connectors and reservoir sights; close by retail and groceries consist of Compass 1, Sengkang Riverside https://estuary-condo-880-2613270.thelateblog.com/37821531/estuary-condo-880-26