CA-sonny bono salton sea NWR complx herbicide appl

The Department of the Interior Fish and Wildlife Service seeks ground-based herbicide application services at the Sonny Bono Salton Sea National Wildlife Refuge in Imperial County, California, with quotes due September 9, 2026 and an anticipated award date of September 14. This is a Total Small Business set-aside.

Place of performance is Calipatria, California. The contractor must treat approximately 850 cumulative acres of forage fields during the performance period October 1, 2026 through August 31, 2027, with most applications anticipated between late October and end of January. The USFWS will furnish all herbicides (2,4-D, Dicamba, Glyphosate, Ethotron SC, and Milestone), surfactants, and fertilizer buffers; the contractor must provide all labor, qualified pesticide application personnel holding current California licenses or certificates, ground-based spray equipment including tractor-mounted or self-propelled agricultural spray rigs capable of meeting prescribed application rates and drift-control requirements, and all pumping and filtration equipment. The contractor is responsible for equipment calibration, compliance with EPA and CDPR regulations, designated buffer zones, weather monitoring, and detailed application records including applicator names and credentials, dates, acreage, herbicides used, rates, and weather conditions. The contractor must maintain commercial general liability insurance and coordinate with Refuge staff prior to each application. An optional second spraying treatment may be exercised at government discretion. The NAICS code is 325320, Pesticide and Other Agricultural Chemical Manufacturing; PSC is 6810, Chemicals. Evaluation will be based on technical experience and capacity, technical approach, management plan and key personnel, past performance, and technical capabilities combined with price. Amendment 1, posted September 10, responds to contractor inquiries and updates the statement of work; all other terms remain unchanged.