Airport Water Redamation Facility Expansion Phase 1 Lyon Engineering working with Waterworks Engineering was chosen to design a new 3.75 million gallon a day water reclamation facility for the City of Prescott. Granite Creek Floodplain Delineation Lyon Engineering has been contracted to perform a detailed floodplain/floodway analysis of Granite Creek for the City of Prescott, Arizona and FEMA. SR20/Erie Street Storm Darin Reconfiguration Lyon Engineering is designing a reconfiguration of storm drain systems for the City of Oak Harbor, Washington. Chino Valley Area Master Drainage Study Lyon Engineering has recently completed the Area Drainage Master Study for the Town of Chino Valley, Arizona. Lyon Engineering opens new Washington office Lyon Engineering opened its new Oak Harbor office on Whidbey Island. City of Prescott Water System Upgrades Lyon Engineering awarded design contract. Napa Valley Wine Train Lyon Engineering hired as project surveyors in Napa, California. Granite Dells Estates Lyon Engineering hired to design master planned community in Prescott, Arizona. Hobby Lobby Lyon Engineering hired to design Hobby Lobby. Chino Valley Sewer Extension Lyon Engineering hired to design Sewer System. City of Prescott Zone 12 Water Extension Lyon Engineering hired for Construction Management. Full News Articles. Click here