This contract is for on-call stormwater management services, including tasks such as evaluating BMP performance, creating CEQA documentation, and responding to regulatory initiatives. The contract has a firm-fixed fee/usage structure, with a total contract amount not to exceed $4,500,000 over three years. The contractor will provide services on an as-needed basis, with requirements discussed and agreed upon by both parties. The contract includes a staffing plan, with key personnel listed, and allows for subcontractors with prior written approval from the County Project Manager.