Q: What chemicals are required to get rid of algae on roofing? I have mold on my shed and the roof over the front porch of my colonial home. A: The product required is copper sulfate crystals. It is ...

COLUMBIA, S.C. (WIS) - The S.C. Department of Health and Environmental Control (DHEC) confirmed to WIS on Tuesday it approved a new treatment for the water the City of Columbia relies on. DHEC has ...

(Beyond Pesticides, March 26, 2024) The authors of a case study in Canale D’Aiedda, Taranto, Italy, published in Scientific Reports, conclude that, “[T]he results of monitoring and modeling activities ...

This video is no longer available. Three weeks after the lifting of a boil water advisory for all of D.C. and most of Arlington, Virginia, the Washington Aqueduct can now add a new chemical to its ...

After many years of using copper sulfate to treat the blue-green algae on Lake Hennessey, the city of Napa is considering using an alternative herbicide called PAK 27. Allan Buckmann, a biologist with ...

Worcester’s Indian Lake will receive treatment on Monday to prevent the growth of algae, the city announced Friday morning. The city is advising people not to go into the lake, not to use boats and to ...

The Shreveport Water and Sewerage Department has addressed the temporary taste and odor change to the city drinking water. According to the water department, these changes are result of a natural ...

The city's Department of Sustainability and Resilience hired contractors that will use algaecide copper sulfate to treat the two bodies of water. Residents are advised to refrain from using Coes ...

With the high summer temperatures, now is the time to be on the lookout for blue-green algae in ponds. Blue-green algae can occur in a pond as a result of runoff that carries nitrogen or phosphorus ...

SHREVEPORT, La. (KSLA) - An earthy taste and smell started seeping into Shreveport’s water over the winter holidays, making its way into ice and fountain drinks. City officials say changing weather ...