An error has occurred. Please try again. With a The Portland Press Herald subscription, you can gift 5 articles each month. It looks like you do not have any active ...

Water treatment professionals often turn to chemicals to control algae in power plant settling ponds. While this can be effective, environmentally friendly ultrasonic technology may do a better job at ...

AUGUSTA — A cold, stiff wind blew and loons looked on as an ungainly barge laden with rows of plastic chemical tanks trekked back and forth across Togus Pond Thursday. The barge and tanks laid down a ...

A beloved pond on Martha's Vineyard is being choked by toxic algae, but a new piece of technology could help save it. Every year tens of thousands of people flock to Martha's Vineyard for the sun, the ...

NEWAYGO, Mich. — A harmful algae bloom is confirmed on the Hardy Dam Pond Boat Launch in Newaygo County, authorities announced Monday afternoon. The District Health Department #10 (DHD#10) and ...

We have a small pond (about 100 gallons of water) with a small circulating pump, but would like to put in some kind of water plants, such as water lilies. In the past, algae has been a problem, and we ...

SOUTHWICK — Despite a new algae bloom discovered on Monday on the Congamond Lakes Middle Pond, the town’s Board of Health director lifted the advisory Thursday afternoon for people to avoid using the ...

Sanford Lake residents should watch for shoreline signs as PLM begins 2026 weed, algae and water quality treatments this summer.