login register unsubscribe from alerts Canada    Mexico    USA: New York    Georgia    Louisiana   Ohio    California July 4, 2025 HOME | ABOUT | ADVISORY INFO      WT INTERNATIONAL                                      Blue-green advisories - 2017 Archives The advisories have now been taken off our map (12/31/2017), as most blue-green algal blooms occur between May and December in Canada. However, advisories issued over the winter months will be posted as they are issued. Not all provinces publish online lists of blue-green advisories; the list below is of the advisories that were published. Québec, British-Columbia, Saskatchewan, Nova Scotia, PEI, and Yukon, the Northwest Territories and Nunavut do not maintain an online list of blue-green outbreaks in lakes/rivers in their provinces. British Columbia Beaver Lake Douglas Lake Chaperone Lake Tunkwa Lake Ontario Bernard Lake Clearwater Lake Diamond Lake Eagle Lake Lake St John Lake Nepahwin Lake Nipissing Lake Nosbonsing Lake Scugog Lake Wannapetei Long Lake McQuaby Lake Mulligans Bay McFarlane Lake Peninsula Lake Pickerel Lake Ratter Lake St. Charles Lake Rock Lake Thames River Sturgeon Bay Upper Island Lake Whalley Lake Whitson Lake Alberta NORTH ZONE Paddle River Dam Reservoir Devil's (Matchayaw) Lake Lac Bellevue Mons Lake Bonnie Lake Fawcett Lake Steele (Cross) Lake Hutch lake Calling Lake Goose Lake Stoney Lake Lac La Biche Lake Kehewin Lake Garner Lake Thunder Lake Lac La Nonne Lessard Lake Vincent Lake Moose Lake Baptiste Lake Isle Lake EDMONTON Lake Isle Chip Lake Hastings Lake Heritage Lake Pigeon Lake Wizard Lake CENTRAL ZONE Alix Lake Battle Lake Buck Lake Fyten Reservoir/ Swalwell Dam Pigeon Lake Pine Lake Wapasu Lake Wizard Lake CALGARY Clear Lake Travers Reservoir Twin Valley Reservoir Pine Coulee Reservoir Eagle Lake Severn Creek Reservoir Lake Sundance SOUTH ZONE Reesor Lake Bullshead Reservoir New Brunswick Bathurst Lake Camp Lake Chamcook Lake Grand Lake Harvey Lake Irishtown Nature Park Lake Utopia Lac Baker Lac Unique Mapleton Reservoir McLaughlin Reservoir Nashwaak Lake Washademoak Lake Wheaton Lake Saskatchewan Buffalo Pound Prov. Park - Elmview Beach Manitoba Black's Point Beach Hillside Beach Grand Beach East Grand Beach Lagoon Gull Harbour Killarney Lake Lester Lake Oak Lake Beach Pelican Lake Rivers Reservoir Sandy Lake Shoal Lake - Marshall Chambers Park St Malo Beach Sunset Beach Thomas Lake Wildwood Bay Victoria Beach WT     Canada    Mexico    USA: New York    Georgia    Louisiana    Ohio   California Have a question? Give us a call 613-501-0175 All rights reserved 2025 - WATERTODAY - This material may not be reproduced in whole or in part and may not be distributed, publicly performed, proxy cached or otherwise used, except with express permission.