The Wisconsin Hazmat Online Planning and Reporting System (WHOPRS) is Wisconsin's customized version of TIER II MANAGER. This system is designed for Wisconsin's facilities to meet their reporting requirements under state and federal regulations and to assist counties, tribes, LEPCs and first responders in planning activities related to responding to chemical-related emergencies.
WHOPRS Website can be found here: https://whoprs.wisconsin.gov/Account/Login.aspx
WHOPRS information can be found here: https://dma.wi.gov/DMA/wem/preparedness/epcra/whoprs