This opportunity requires a contractor to provide portable toilets and pump-out services for holding tanks at Columbus AFB, MS, and an auxiliary field in Shuqualak, MS. The contractor must deliver and stake down 8 units on base within one workday of the contract start date, with specific locations to be determined at that time. Up to 10 additional units must be available for short-term events, delivered and serviced within 2 hours of notification, with an emergency contact number provided. The period of performance begins October 1, 2026, with a base year through September 30, 2027, and four optional one-year extensions through September 30, 2031. Relocation of units on base must be performed at no cost to the government.