Water quality issues fall into three categories:
The Water Committee works with Georgian Bay Forever and other NGOs to voice the interests of GBA members on water levels.
Learn more about what we do, as well as get tips on what you can do in this section.
Water Satellite Imagery
View a real time satellite image of the Bay here: NASA Satellite Image
Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than they were at this time last year. From a month ago the water levels on Lakes Superior and Michigan-Huron are both down 3 inches, and Lakes St Clair, Erie & Ontario are up 1, 2 & 2 inches, respectively. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario, are lower by 6, 6, 1, 0 & 12 inches, respectively, than they were at this time last year. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 9, 31, 32, 28 & 4 inches, respectively, above their long term Ja
Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than they were at this time last year. From a month ago the water levels on Lakes Superior and Michigan-Huron, St Clair & Erie & are down 4, 2, 4, & 0 inches respectively, and Lake Ontario is up 2 inches. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario, are lower by 6, 6, 2, 1 & 14 inches, respectively, than they were at this time last year. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 10, 32, 29, 26 & 4 inches, respectively, above their long te
Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than they were at this time last year. From a month ago the water levels on Lakes Superior and Michigan-Huron, St Clair, Erie & Ontario are down 3, 3, 3, 1 & 0 inches respectively. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario, are lower by 3, 4, 3, 2 & 16 inches, respectively, than they were at this time last year. Lake Superior, Michigan-Huron, St Clair, Erie & Ontario are 8, 30, 26, 24 & 2 inches, respectively, above their long term December average. All the l
Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than they were at this time last year. From a month ago the water levels on Lakes Superior and Michigan-Huron, are down 4 & 2 inches respectively, while Lakes St Clair, Erie & Ontario are up 4, 3 & 1 inches respectively. Lakes Superior, Michigan-Huron & Ontario, are lower by 5, 4, & 16 inches, respectively, than they were at this time last year, while Lakes St Clair & Erie are up 2 & 1 inches respectively. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 8, 3
Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than they were at this time last year. From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are down 4, 2, 2, 2 & 0 inches respectively. Lakes Superior, Michigan-Huron, St. Clair, Erie & Ontario, are lower by 4, 4, 2, 1 & 15 inches, respectively, than they were at this time last year. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 9, 31, 27, 24 & 3 inches, respectively, above their long term December average. All the lakes
Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than they were at this time last year. From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are down 1, 2, 0, 1 & 0 inches respectively. Lakes Superior, Michigan-Huron, St. Clair, Erie & Ontario, are lower by 4, 4, 1, 1 & 15 inches, respectively, than they were at this time last year. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 11, 32, 29, 25 & 3 inches, respectively, above their long term December average. All the
Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than or the same as they were at this time last year. From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are down 2, 2, 4, 4 & 4 inches respectively. Lakes Superior, Michigan-Huron, St. Clair, Erie & Ontario, are lower by 4, 2, 0, 0 & 17 inches, respectively, than they were at this time last year. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 9, 31, 28, 24 & 2 inches, respectively, above their long term November average. Al
Temperatures this past week in the Great Lakes basin were unseasonably warm. Water levels continue to be well above average and near record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now lower than they were at this time last year. From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are down 3, 1, 4, 3 & 4 inches respectively. Lakes Superior, Michigan-Huron, St. Clair, Erie & Ontario, are lower by 4, 2, 3, 2 & 17 inches, respectively, than they were at this time last year. Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are 9, 31, 27, 24 &
Temperatures this past week in the Great Lakes basin were unseasonably warm. For the upcoming week, temperatures will be more seasonable across the basin, and the next large system will move into the region Saturday night into Sunday, bringing widespread precipitation to the basin. Water levels continue to be well above average and near or above record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now either the same as, or lower than, they were at this time last year. From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are down 1, 2, 4, 2 & 4 inches respectively. Lakes Super
Parry Sound-Muskoka's MPP has added his support to the Archipelago, Georgian Bay Forever (GBF) and GBA in calling for ban on unencapsulated dock foam. Norm Miller has introduced the Keeping Polystyrene Out of Ontario's Lakes and Rivers Act at Queen's Park. This private member’s bill is designed to reduce polystyrene pollution by requiring any foam used in the construction of docks and rafts to be fully encapsulated. - GBA has been working with Georgian Bay Forever on their say no to dock foam committee and this support from Norm Miller is a welcome move forward towards a ban on the use of unencapsulated dock foam for new docks or repairs. See press coverage here and find more information here. -
For the month of October, Lakes Superior and Michigan-Huron has received approximately 20% above average precipitation. Water levels continue to be well above average and near or above record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now either the same as, or lower than, they were at this time last year. From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are down 3, 3, 4, 3 & 5 inches respectively. Lakes Superior, Michigan-Huron, St. Clair, Erie & Ontario, are lower by 6, 3, 4, 1 & 18 inches, respectively, than they were at this time last year. Lakes Superio
For the month of October, Lakes Superior and Michigan-Huron has received approximately 20% above average precipitation. Water levels continue to be well above average and near or above record high levels, but all the lakes are continuing their seasonal declines. Lake Michigan-Huron continues to be below the level it was at this time last year – see first graph below. All the lakes are now either the same as, or lower than, they were at this time last year. - From a month ago the water levels on Lakes Superior, Michigan-Huron, St Clair, Erie & Ontario are down 2, 2, 2, 2 & 4 inches respectively. Lakes Superior, Michigan-Huron, St. Clair, Erie & Ontario, are lower by 6, 1, 2, 0 & 15 inches, respectively, than they were at this time last year. Lakes Superi
