Unofficial Notice of Invitation to Bid (NIB)

Mission Springs Water District (MSWD) is seeking bids from qualified and interested contractors for the following project titled, Hauling and Off-site Disposal of Biosolids, Grit and Screenings, identified under Solicitation ID: -. Work is to be performed near 14501 Verbena Dr, Desert Hot Springs, CA 92240, USA in Riverside County.

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General Project Description

The Mission Springs Water District (MSWD) is seeking a qualified company to provide hauling and off-site disposal/reuse services for dewatered sub-class "B" secondary sludge (biosolids), grit, and screenings. The project involves the removal, transport, and disposal of approximately 4,500 wet tons of biosolids per calendar year and approximately 12 cubic yards of grit and screenings per week from the Horton Wastewater Treatment Plant (HWWTP) and Nancy Wright Regional Water Reclamation Facility (NWRWRF). The selected company will be responsible for furnishing labor, materials, and equipment, including trucks, trailers, roll-off bins, and dumpsters, ensuring compliance with relevant regulations (e.g., 40 CFR Part 503) and obtaining all necessary permits.

General Bid Items

Quantity: 4500 Unit: Wet Tons/Calendar Year Work Item: Hauling and off-site disposal/reuse of dewatered sub-class "B" secondary sludge (biosolids).
Quantity: 12 Unit: Cubic Yards/Week Work Item: Removal, transport, and disposal of grit and screenings from HWWTP and NWRWRF to local landfill.
Quantity: As needed Unit: LS Work Item: Furnish labor, materials, and equipment including daily truck rental (up to 6 trailers/week) for biosolids, with empty trailers on-site for exchange.
Quantity: As needed Unit: LS Work Item: Furnish covered roll-off bins and/or dumpsters for grit and screenings, to be exchanged/emptied weekly.
Quantity: As needed Unit: LS Work Item: Compliance with 40 CFR Part 503 Sludge Disposal Regulations for all biosolids disposal activities.
Quantity: As needed Unit: LS Work Item: Obtain all applicable regulatory and land use permits for biosolids removal, reuse, or disposal.
Quantity: As needed Unit: LS Work Item: Cleaning of roadways used by company vehicles upon completion of nonhazardous solids removal.
Quantity: As needed Unit: LS Work Item: Ensure trailers are fully tarped and equipped with water-tight gates for transportation.
Quantity: As needed Unit: LS Work Item: Implementation of spill response procedures and provision of necessary equipment on all trucks; immediate notification of Chief Plant Operator for spills with written incident reports within 72 hours.
Quantity: Monthly Unit: Each Work Item: Provide manifests matched with certified tare and gross weight tickets for each load removed, submitted by the fifth day of the following month.

NAICS Classification

NAICS 562112 – Hazardous Waste Collection (Collection and hauling of non-hazardous sewage sludge, grit, and screenings for disposal/reuse)., NAICS 562211 – Hazardous Waste Treatment and Disposal (Disposal/reuse of non-hazardous biosolids at permitted facilities)., NAICS 484220 – Specialized Freight (except Used Goods) Trucking, Local (Local trucking of specialized waste materials).

Records and Due Date

This bid opportunity was entered into BidAmerica on February 12, 2026, and was last updated on March 3, 2026. All bids and/or proposals are due on March 10, 2026.

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Legal Disclaimer

All bidders are responsible for reviewing and verifying all official bid documentation directly from the issuing agency. BidAmerica aggregates public bid information for advertisement purposes for contractors and government agencies convenience. This Notice of Invitation to Bid is for reference purposes only and is not an official or complete representation of any documents issued by Mission Springs Water District (MSWD). BidAmerica does not guarantee the accuracy, completeness, or timeliness of any information displayed and shall not be held liable for any errors, omissions, misinterpretations, or damages resulting from reliance on this summary. Contractors must obtain all official information—including plans, specifications, addenda, deadlines, submission requirements, qualifications, and bidding conditions—directly from Mission Springs Water District (MSWD) prior to bidding.