harmful algal blooms (HABs)

STATE OFFICIALS WARN RECREATIONAL WATER USERS TO WATCH FOR DANGEROUS ALGAE

Keep family members and pets safe by learning basics of harmful algal blooms

Source: California Water Boards

Photo: Figure 1 Harmful algal blooms observed at Clear Lake in July 2020

May 30, 2021 (Sacramento) -- With the Memorial Day weekend marking the unofficial start of a busy recreational water season and as temperatures soar in many areas, the State Water Resources Control Board is once again warning the public that harmful algal blooms, or HABs, tend to flourish in the summer and can have potentially serious health impacts for humans and pets.

The State Water Board urges recreational water users to visit its HABs web portal to educate themselves about the following before engaging in activities in and around lakes and streams: