Nine Startups Selected as Finalists in Annual Circular Economy Innovation Competition
The Western Placer Waste Management Authority is offering $20,000 in prize money for its annual competition, managed by the Carlsen Center for Innovation and Entrepreneurship at California State University, Sacramento. ROSEVILLE, CALIF. – The Western Placer Waste Management Authority (WPWMA) and Carlsen Center for Innovation & Entrepreneurship recently announced the nine innovation concepts selected to […]
Notice of Public Hearing March 13, 2025
BY WHOM: Western Placer Waste Management Authority WHERE: Western Placer Waste Management Authority Administrative Offices (3013 Fiddyment Road, Roseville, CA 95747) WHEN: Thursday March 13, 2025 5:45 PM PURPOSE: NOTICE IS GIVEN that the Western Placer Waste Management Authority will conduct a public hearing to receive input on increasing its tipping fees, as identified below, […]
Applications Open for the Circular Economy Innovation Competition

Submit your innovative project by Friday, February 21st for the chance to win $20,000! The WPWMA is shifting the historical dynamic of linear solid waste management — take, make and dispose of — to a new model circular resource management, where old products become new products in perpetuity. In short, we are searching for real […]
WPWMA Hires Agency’s First General Manager

Western Placer Waste Management Authority’s Board of Directors ratified a contract with Scott Scholz to serve as General Manager at their May Board Meeting (ROSEVILLE, Calif) May 10, 2024 – The Western Placer Waste Management Authority (WPWMA) announces the hiring of the agency’s first General Manager, Scott Scholz, following a unanimous approval of his contract […]
Building Material Manufacturer Selected as Winner in Second Annual Circular Economy Innovation Competition

The Western Placer Waste Management Authority awarded a total of $25,000 in prize money to the top two entrants in its competition, managed by the Carlsen Center for Innovation and Entrepreneurship at California State University, Sacramento. ROSEVILLE, CALIF. – The Western Placer Waste Management Authority (WPWMA) and Carlsen Center for Innovation and Entrepreneurship announced the […]
About the WPWMA’s New State-of-the-Art Recycling & Composting Facilities
The total cost of the facility improvements will be $120 million. This includes a high-diversion Materials Recovery Facility (MRF), a state-of-the-art Construction & Demolition (C&D) recycling facility, a new Maintenance Shop, and a compost facility expansion. Construction of these facility improvements began in May of 2023. Minimum recovery rates for municipal solid waste (general commercial and residential garbage) will […]
Six Local Entrepreneurs Selected as Finalists in Inaugural Circular Economy Innovation Competition
The Western Placer Waste Management Authority is offering $20,000 in prize money for its competition, managed by the Carlsen Center for Innovation and Entrepreneurship at California State University, Sacramento. ROSEVILLE, CALIF. – The Western Placer Waste Management Authority (WPWMA) and Carlsen Center for Innovation & Entrepreneurship recently announced the six innovation concepts selected to […]
Groundbreaking on $120 Million Recycling Facility in Western Placer County Planned for April 13
ROSEVILLE, CALIF. – The Western Placer Waste Management Authority (WPWMA) is scheduled to break ground on their multi-year facility improvement project that will increase processing abilities, maximize recycling and waste diversion efforts, and jumpstart a local circular economy to benefit the western Placer region on Thursday, April 13 at 5 p.m. The ceremonial groundbreaking will […]
WPWMA Now Accepts Unwanted Mattresses and Box Springs from Public for Free
Beginning February 1, 2023, the WPWMA will accept old mattresses and box springs from the public every day, for free.
No road closures impacting access to WPWMA facilities
**UPDATED 1/10/23** – All roads are fully operational. 10/9/23 – Please be advised that while the WPWMA is open, Athens Avenue and currently has road closures impacting regular access to the facility. It’s recommended you take Moore Road or Fiddyment Road to the facility today. We will provide updates as needed.