Fisheries and Oceans Canada — federal contaminated sites
Fisheries and Oceans Canada is custodian of 3,916 sites in Canada's Federal Contaminated Sites Inventory — 16% of the 24,426 sites nationwide. 465 are active, 3,398 are closed, and 53 are suspected. Reported federal expenditure on these sites totals $168.5M (1.6% of the national total), an average of $43K per site.
Open these sites on the interactive map
Status and priority
| Sites | Share | |
|---|---|---|
| Active | 465 | 12% |
| Suspected | 53 | 1.4% |
| Closed | 3,398 | 87% |
| Sites | Share | |
|---|---|---|
| High Priority for Action | 135 | 3.4% |
| Medium Priority for Action | 537 | 14% |
| Low Priority for Action | 454 | 12% |
| Not a Priority for Action | 914 | 23% |
| Insufficient Information | 41 | 1.0% |
Reported expenditure by fiscal year
Where Fisheries and Oceans Canada sites are located
| Province / Territory | Sites | Reported spend |
|---|---|---|
| Newfoundland and Labrador | 1,127 | $29.2M |
| British Columbia | 634 | $30.7M |
| Quebec | 588 | $17.1M |
| Nova Scotia | 517 | $15.3M |
| Ontario | 422 | $59.0M |
| New Brunswick | 262 | $5.6M |
| Prince Edward Island | 133 | $3.3M |
| Manitoba | 90 | $2.7M |
| Nunavut | 42 | $1.2M |
| Northwest Territories | 37 | $2.0M |
Most common contaminant types
Most affected media
Largest sites by reported expenditure
Municipalities with the most sites
Halifax (64) · Barrington (41) · Division No. 4, Subd. E (38) · Division No. 9, Subd. C (38) · Les Îles-de-la-Madeleine (37) · Cape Breton (33) · Division No. 19, Unorganized (33) · Lunenburg (33) · Argyle (31) · Central Coast A (27) · Division No. 2, Subd. C (27) · Gaspé (27) · North Coast D (27) · Division No. 8, Subd. A (26) · Guysborough (25) · Victoria, Subd. A (25) · Yarmouth (25) · Fogo Island (23) · Division No. 1, Subd. A (22) · Division No. 8, Subd. H (22)
Figures are computed from the official FCSI open-data export published September 7, 2026, under the Open Government Licence – Canada. This is an unofficial site — verify against the official inventory before relying on details.