Opening hours of Water treatment plant in Ambergate, Western Australia Opening hours of Water treatment plant in Ambergate, Western Australia Home / Western Australia / Ambergate / Water treatment plant Water treatment plant Busselton Wastewater Treatment Plant Upgrade Queen Elizabeth Ave, Ambergate WA 6280, Ambergate, Western Australia 6280 Categories of local businesses in Ambergate Construction & Contractors Earth works company Equestrian facility Handyman Industries & Agriculture Industry & Agriculture Music school Plant nursery Saw mill Water treatment plant