This contract is for on-call master services for wastewater systems, where Black & Veatch Corporation will provide professional services to the City of Goodyear. The contract has a term of 4 years, with an option to renew. The scope of work includes various tasks such as emergency generator replacements, hydro tank replacements, and treatment process optimization analysis. The contract value is not explicitly stated, but it is estimated to be around $1 million to $5 million, based on the scope of work and industry standards.