Middlesex-London Health Unit

Dropping mosquito-repellant into London storm drains is keeping the pest population down

Dropping mosquito-repellant into London storm drains is keeping the pest population down

He said they do this across the city and surrounding counties three times a year starting in mid-June, and will target nearly 37,000 storm drains each time. "The larvicide looks almost like hamster food. They only use .7 grams of it and it's strictly put in contained catch basins," he said, adding it doesn't pose a risk to public heath.

Excess haloacetic acids detected in Thames Centre drinking water

Excess haloacetic acids detected in Thames Centre drinking water

The Middlesex-London Health Unit (MLHU) and the Municipality of Thames Centre have announced levels of haloacetic acids (HAA) in the town's water supply that exceed the province's maximum acceptable concentration. HAAs are a group of byproducts that can form in drinking water systems when chlorine compounds used as disinfectants react with organic materials in the water. There is no immediate health risk to people using the water for showering, drinking, and other purposes, officials say.