In 2007, quagga mussels were identified in Lake Mead, NV, the first known presence of this prolific and highly detrimental species in the Western United States. In partnership with the Tahoe Regional Planning Agency (TRPA), Tahoe RCD initiated an informal inspection program at launch ramps to assess threats to the Tahoe region.  The program evolved into the current Tahoe Boat Inspection program, with the goals of protecting the Tahoe region from overland transport of Aquatic Invasive Species (AIS) and contaminants and educating users about responsible boating practices.

From the beginning, the Tahoe program stood out from others by offering security, reliability, and dramatic reduction in risk, while limiting the impact to recreational users. Partnering with boat launches to put up gates ensured no uninspected watercraft would be able to launch, and TRPA ordinances provided a multi-jurisdictional and consistent legal backbone. This ability to secure and enforce protection for the lake is rather unique to the Tahoe Region, and garners public support and trust in the program’s capacity to prevent new introductions of AIS.

Meanwhile, early and continuing investments into pioneering decontamination technology and processes allow the program to mitigate even the highest risks. Tahoe RCD staff have provided leadership in decontamination equipment design and advanced protocols for over a decade. The Advanced Decontamination Manual, started in 2013, was digitized and is now being used throughout the US and Canada. The program continues to research technical and mechanical innovations and update this guiding document, train staff at other programs, and contribute to the greater Western Region and beyond by sharing resources and experience on fast, safe and effective decontaminations.

Without security, enforcement, capacity, or expertise as limiting factors, Tahoe Boat Inspections can build a program without compromise and provide access to the waters of the Tahoe region, earning the nickname: “The Gold Standard.” This investment by Tahoe RCD and TRPA enabled the Program to address concerns surrounding the discovery of the invasive golden mussel in the California Delta in late 2024 with minimal impact on users and no disruption to lake access.

Beyond technical expertise, the program initiated a model Roving Inspector program to reach non-motorized users where they recreate. Focusing on education, training and on-site inspections, the Rovers visit beaches in the region and interact with users to represent the program’s initiatives to prevent the spread of AIS into, out of, and within the Tahoe region. In 2025, Roving Inspectors reached over 17,000 beach recreators.

Roving inspectors teach beachgoers how to protect Lake Tahoe’s waters and beaches from aquatic invasive species.

Bring your nonmotorized gear to the inspection stations for free, expedited inspection and decontamination after paddling in infested waters.

Roving inspectors educate non-motorized users where they recreate.