Algal Mat Alert – Deer Rapids & Strasburg

Algal Mat Alert - North Fork Shenandoah River - Deer Rapids & Town of Strasburg

Issued: July 12, 2024

An Algal Mat Alert has been issued for the North Fork Shenandoah River from the Deer Rapids Bridge to the Town of Strasburg. The alert area applies to a total area of ~11.5 miles. Recreational use may continue providing there is caution to avoid contact with potentially toxic algae mats which could be widespread or patchy in areas within this vicinity. If mats appear unavoidable in an area, the public should discontinue recreational activities there.

Drinking water supplies are not affected at this time. The Office of Drinking water is monitoring and coordinating with appropriate waterworks.

To view the HAB Map visit: Algal Bloom Surveillance Map - Waterborne Hazards Control (virginia.gov)

Submit a HAB Report online: Harmful Algal Bloom Online Report Form - Waterborne Hazards Control (virginia.gov)