Spring seasonal buoy tending operations summary for sector Great Lakes

Date of last update: July 21, 2025 8:56 loc


Beauharnois Lock to Sarnia

Beauharnois Lock to Sarnia Planned Date
(Real Date)
PR-01 - Beauharnois Canal
(completed at 100%)
from Mar 27 to Apr 08, 2025
(Apr 14, 2025)
PR-02 - Lake St Francis
(completed at 100%)
from Mar 27 to Apr 08, 2025
(from Apr 14 to 17, 2025)
PR-03 - Lake St Francis - Small Commercial/Recreational
(completed at 100%)
from May 08 to 15, 2025
(from Apr 16 to May 13, 2025)
PR-04 - Lake St. Lawrence - Seaway
(completed at 100%)
from Mar 27 to Apr 08, 2025
(from Apr 05 to 07, 2025)
PR-05 - Lake St Lawrence (Small Commercial / Recreational)
(completed at 100%)
from May 01 to 06, 2025
(from May 01 to 06, 2025)
PR-06 - St Lawrence River
(completed at 100%)
from Mar 27 to Apr 08, 2025
(from Apr 08 to 11, 2025)
PR-07 - Prescott to Kingston
(completed at 100%)
from Apr 15 to 22, 2025
(from Apr 14 to 26, 2025)
PR-08 - Canadian Middle Channel/ Bateau Channel
(completed at 100%)
from Apr 15 to 22, 2025
(from Apr 14 to 28, 2025)
PR-09 - Kingston to Toronto
(completed at 100%)
from Apr 09 to 13, 2025
(from Apr 05 to 25, 2025)
PR-10 - Bay of Quinte (Small Commercial / Recreational)
(completed at 100%)
from Apr 24 to 30, 2025
(from Apr 19 to 28, 2025)
PR-11 - Bi-Nationals
(completed at 100%)
from Apr 19 to 23, 2025
(Apr 25, 2025)
PR-12 - Lake Ontario (Small Commercial / Recreational)
(completed at 100%)
from Apr 14 to 18, 2025
(from Apr 09 to 21, 2025)
PR-13 - Welland Canal
(completed at 100%)
from Mar 22 to 23, 2025
(from Apr 03 to 04, 2025)
PR-14 - Eastern Lake Erie - Commercial
(completed at 100%)
from Mar 20 to 21, 2025
(from Mar 18 to Apr 30, 2025)
PR-15 - Western Lake Erie - Commercial
(completed at 100%)
from Mar 13 to 19, 2025
(from Mar 14 to 17, 2025)
PR-16 - Lake Erie (Small Commercial/Recreational)
(completed at 100%)
from Apr 12 to 18, 2025
(from Apr 28 to May 03, 2025)
PR-17 - Detroit River - Commercial
(completed at 100%)
from Apr 04 to 05, 2025
(from Apr 07 to 19, 2025)
PR-18 - Detroit River - Commercial Unlighted Spars
(completed at 100%)
from Apr 07 to 08, 2025
(from Apr 04 to 22, 2025)
PR-19 - Detroit River - Peche Island
(completed at 100%)
from Apr 10 to 11, 2025
(from May 05 to 06, 2025)
PR-20 - Lake St. Clair
(completed at 100%)
from Apr 19 to 28, 2025
(from May 09 to 15, 2025)
PR-21 - St. Clair River Commercial
(completed at 100%)
from Apr 01 to 03, 2025
(from Mar 07 to May 18, 2025)
PR-22 - Ottawa River - Britannia Section
(completed at 100%)
from Apr 26 to May 04, 2025
(from May 13 to 27, 2025)
PR-23 - Ottawa River - Arnprior Section
(completed at 100%)
from Apr 26 to May 04, 2025
(from May 20 to 21, 2025)
PR-24 - Ottawa River - Portage-du-Fort Section
(completed at 100%)
from Apr 26 to May 04, 2025
(from May 21 to 22, 2025)
PR-25 - Ottawa River - Davidson Section
(completed at 100%)
from Apr 26 to May 04, 2025
(May 20, 2025)
PR-26 - Ottawa River - Chapeau Section
(completed at 100%)
from Apr 26 to May 04, 2025
(May 20, 2025)
PR-27 - Ottawa River - Pembroke Secton
(completed at 100%)
from Apr 26 to May 04, 2025
(May 20, 2025)
PR-28 - Ottawa River - Mattawa Secton
(completed at 100%)
from Apr 26 to May 04, 2025
(May 17, 2025)

Sarnia to Thunder Bay

Sarnia to Thunder Bay Planned Date
(Real Date)
PS-01 - Lake Huron - Commercial
(completed at 100%)
from Apr 10 to 17, 2025
(from Apr 20 to May 04, 2025)
PS-02 - Parry Sound Channel - Commercial
(completed at 100%)
from Apr 10 to 17, 2025
(from Apr 17 to 24, 2025)
PS-03 - Southern Georgian Bay - Commercial
(completed at 100%)
from Apr 10 to 17, 2025
(from Apr 14 to May 05, 2025)
PS-04 - Meaford Firing Range - CYD 501
(completed at 100%)
from Apr 10 to 17, 2025
(Apr 30, 2025)
PS-05 - Midland Channel
(completed at 100%)
from Apr 16 to 18, 2025
(May 01, 2025)
PS-06 - Byng Inlet
(completed at 100%)
from Apr 19 to 22, 2025
(May 12, 2025)
PS-07 - Northern Georgian Bay
(completed at 100%)
from Apr 18 to 22, 2025
(from May 05 to 17, 2025)
PS-08 - North Channel
(completed at 100%)
from Apr 23 to May 17, 2025
(from May 15 to Jun 13, 2025)
PS-09 - St. Mary's River
(completed at 100%)
from Apr 23 to May 17, 2025
(from May 05 to 22, 2025)
PS-10 - Lake Superior
(completed at 100%)
from Apr 23 to May 17, 2025
(from May 26 to 28, 2025)
PS-11 - Thunder Bay
(completed at 100%)
from Apr 23 to May 17, 2025
(from May 24 to 25, 2025)
PS-11a - Thunder Bay
(completed at 100%)
from Apr 18 to 21, 2025
(from May 10 to 26, 2025)
PS-12 - Georgian Bay Small Craft - South Local Parry Sound
(completed at 100%)
from Apr 07 to 15, 2025
(from Apr 13 to 28, 2025)
PS-13 - Georgian Bay Small Craft - Port Severn to Parry Sound
(completed at 100%)
from Apr 19 to 27, 2025
(from Apr 17 to Jun 11, 2025)
PS-14 - Georgian Bay Small Craft North - Parry Sound to Byng Inlet
(completed at 100%)
from Apr 28 to May 06, 2025
(from May 08 to Jun 02, 2025)
PS-15 - Georgian Bay Small Craft North - Byng Inlet to Killarney
(completed at 100%)
from May 08 to 17, 2025
(from May 12 to Jun 06, 2025)
PS-16 - Lake of Bays
(completed at 100%)
from Apr 07 to 15, 2025
(May 07, 2025)
PS-17 - Lake Muskoka
(completed at 100%)
from Apr 07 to 15, 2025
(from Apr 24 to 28, 2025)
PS-18 - Lake Rosseau
(completed at 100%)
from Apr 07 to 15, 2025
(from Apr 12 to May 04, 2025)
PS-19 - Lake Joseph
(completed at 100%)
from Apr 07 to 15, 2025
(May 04, 2025)
PS-20 - Lake Nipissing
(completed at 100%)
from Apr 16 to 25, 2025
(from May 09 to 17, 2025)
PS-21 - Lake of the Woods
(completed at 100%)
from May 01 to 24, 2025
(from May 22 to Jun 02, 2025)
PS-22 - Winnipeg River
(completed at 100%)
from May 24 to 31, 2025
(from May 30 to Jun 02, 2025)
PS-23 - Rainy Lake
(completed at 100%)
from May 15 to N/A
(from May 22 to 26, 2025)
PS-24 - Nipigon River
(completed at 100%)
from May 31 to N/A
(May 14, 2025)

Weather Buoy

Weather Buoy Planned Date
(Real Date)
EC-01 - Lake Ontario "Prince Edward Point" Weather Buoy
(completed at 100%)
from Apr 19 to 21, 2025
(Apr 25, 2025)
EC-02 - Lake Ontario "US NOAA ODAS 45012" Weather Buoy
(completed at 100%)
from Apr 19 to 23, 2025
(Apr 21, 2025)
EC-03 - Lake Ontario "Ajax 45159" Weather Buoy
(completed at 100%)
from Apr 10 to 30, 2025
(Apr 23, 2025)
EC-05 - Lake Ontario "Grimsby 45139" Weather Buoy
(completed at 100%)
from Apr 10 to 30, 2025
(Apr 24, 2025)
EC-06 - Lake Erie "Port Colborne 45142" Weather Buoy
(completed at 100%)
from Apr 10 to 30, 2025
(Jun 23, 2025)
EC-07 - Lake Erie "Port Stanley 45132" Weather Buoy
(completed at 100%)
from Apr 10 to 30, 2025
(Jun 23, 2025)
EC-08 - Lake St. Clair "ODAS 45147" Weather Buoy
(completed at 100%)
from Apr 29 to 30, 2025
(Jun 09, 2025)
EC-09 - Lake Huron "ODAS 45149" Weather Buoy
(completed at 100%)
from Apr 10 to 17, 2025
(Apr 25, 2025)
EC-10 - Georgian Bay South "ODAS 45143" Weather Buoy
(completed at 100%)
from Apr 10 to 17, 2025
(May 03, 2025)
EC-11 - Georgian Bay North "ODAS 45137" Weather Buoy
(completed at 100%)
from Apr 10 to 17, 2025
(May 05, 2025)
EC-12 - North Channel "ODAS 45154" Weather Buoy
(completed at 100%)
from Apr 23 to May 17, 2025
(May 16, 2025)
EC-13 - Lake Superior, Slate Islands "ODAS 45136" Weather Buoy
(completed at 100%)
from Apr 23 to May 17, 2025
(May 25, 2025)
EC-14 - Lake Nipissing"ODAS 45152" Weather Buoy
(completed at 100%)
from Apr 16 to 25, 2025
(May 11, 2025)
EC-15 - Lake of the Woods "ODAS 45148" Weather Buoy
(completed at 100%)
from May 01 to 24, 2025
(Jul 16, 2025)
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