Thunder Bay District Health Unit (TBDHU) is strongly recommending that adults make sure they are up to date with their pneumococcal vaccine, especially individuals who are 50 years of age and older and are eligible for the vaccine.
On the International Day for the Elimination of Violence Against Women, Ontario partners introduced a new framework to support public health units to prevent gender-based violence and create the conditions for safe, healthy, and equitable relationships.
November 14, 2025 - The Superior Mental Wellness @ Work Advisory Group has unveiled a new multi-media campaign: Small effort. Giant impact, which inspires workplace leaders and coworkers to recognize that small gestures of compassion can make a big difference to someone struggling with their mental health.
The Ministry of the Environment, Conservation and Parks has confirmed the presence of blue-green algae (BGA) in a water sample collected on the east side of Dog Lake near Hawk Island Road, on September 24, 2025. Dog Lake is located approximately 35 kms north of Thunder Bay.
Water should be avoided whenever a BGA bloom is present, and for about 2 weeks after it has gone away. It is important to avoid:
- drinking the water;
- using it for household purposes; or
- swimming in it.
The Ministry of the Environment, Conservation and Parks has confirmed the presence of blue-green algae (BGA) in a water sample collected at Hazelwood Lake on September 24, 2025. Hazelwood Lake is located approximately 25km northwest of Thunder Bay.
Water should be avoided whenever a BGA bloom is present, and for about 2 weeks after it has gone away. It is important to avoid:
- drinking the water;
- using it for household purposes; or
- swimming in it.
The Ministry of the Environment, Conservation and Parks has confirmed the presence of blue-green algae (BGA) in a water sample collected at Icarus lake on August 29, 2025. The bloom was observed throughout most of the lake. Icarus Lake is located approximately 100km southwest of Thunder Bay on Highway 588.
Water should be avoided whenever a BGA bloom is present, and for about 2 weeks after it has gone away. It is important to avoid:
The Ministry of the Environment, Conservation and Parks has confirmed the presence of blue-green algae (BGA) in a water sample collected at Kenogamisis lake on August 20, 2025. The bloom is located in the Southwest Arm of the lake, just before Geraldton.
Water should be avoided whenever a BGA bloom is present, and for about 2 weeks after it has gone away. It is important to avoid:
Thunder Bay District Health Unit has launched “Parents Like Us”, a locally informed and designed resource for families and caregivers of youth with substance use challenges.
Thunder Bay District Health Unit (TBDHU) has partnered with the City of Thunder Bay, Thunder Bay Regional Health Sciences Centre, Confederation College, and EcoSuperior to kick off the 2025 edition of the Active Commute Challenge (ACC).
On Friday May 9, 2025, the Thunder Bay District Health Unit (TBDHU) reported a lab-confirmed case of measles.
TBDHU is advising people of additional locations where the public may have been exposed to the measles virus:
Wednesday May 7, 2025
Thursday May 8, 2025