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Region spreading larvicide through Aug. 31 to control mosquitoes

Catch basins, sewage lagoons, and ditches with standing water will be treated with one of three types of larvicide
Mosquito
Mosquito

Starting in June, the Region of Waterloo will be applying larvicide to catch basins, sewage lagoons, and ditches with standing water to prevent the development of mosquito larvae into vectors of West Nile Virus.

The annual larviciding program will run between June 1 and Aug. 31, in all seven municipalities within the region under the authority of the Region of Waterloo Medical Officer of Health.

Larvicide will be distributed by trained technicians in catch basins, sewage lagoons, ditches and standing water

Altosid Pellets (PCP #21809, pellet), Altosid Granules (Methoprene, PCP #22676) or VectoLex WSP (PCP #28009, pouch) will be placed by hand into catch basins of storm drains within the region.

The larvicide VectoLex CG (PCP #28008, granular), may be applied to sewage lagoons, if larvae are present.

The larvicides VectoBac 1200L (PCP #21062, liquid) or VectoBac 200G (PCP #18158, granular) may be applied to standing water throughout the region, if larvae are present.

All larvicide will be applied by licensed applicators or trained technicians employed by Pestalto Environmental Health Services following Ministry of the Environment Conservation and Parks guidelines. 

For additional details on exact locations and dates of treatments, call Region of Waterloo Public Health, Health Protection and Investigation at 519-575-4400 or Pestalto Environmental Health Services Inc. at 519-362-5185.

For information about West Nile: www.regionofwaterloo.ca/fightthebite



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