Purchase of Aluminum Sulfate Solution 2026

Clean Water Services is soliciting bids for a twelve-month contract to purchase bulk aluminum sulfate solution for use at the Durham, Rock Creek, and Forest Grove Water Resource Recovery Facilities in Oregon. The contract period runs from November 1, 2026, through October 31, 2027, with an estimated total requirement of 1,900 dry tons. The product must meet specific quality standards, including a specific gravity of 1.32 to 1.38 and a minimum dry aluminum sulfate content of 48% by weight. Deliveries are to be made FOB to the designated facilities between 6:00 a.m. and 4:00 p.m., Monday through Friday. While standard orders are capped at three 4,500-gallon truck loads within 24 hours, emergency orders must be delivered within 12 hours. The contract will be awarded to the lowest responsible bidder based on the total estimated price. Interested vendors must submit their bids and required vendor set-up forms via the Bid Locker portal by September 30, 2026. Awardees are required to maintain comprehensive insurance coverage, including commercial general liability and automobile liability of at least 2,000,000 dollars, as well as pollution liability insurance. Additionally, the seller must provide a current Safety Data Sheet and ensure all off-loading equipment is compatible with the District's storage systems. Payment will be issued within 30 days of receipt of an invoice containing detailed delivery and weight information.