Transport Canada — federal contaminated sites
Transport Canada is custodian of 952 sites in Canada's Federal Contaminated Sites Inventory — 3.9% of the 24,426 sites nationwide. 214 are active, 735 are closed, and 3 are suspected. Reported federal expenditure on these sites totals $492.0M (4.5% of the national total), an average of $517K per site.
Open these sites on the interactive map
Status and priority
| Sites | Share | |
|---|---|---|
| Active | 214 | 22% |
| Suspected | 3 | 0.3% |
| Closed | 735 | 77% |
| Sites | Share | |
|---|---|---|
| High Priority for Action | 116 | 12% |
| Medium Priority for Action | 249 | 26% |
| Low Priority for Action | 147 | 15% |
| Not a Priority for Action | 103 | 11% |
| Insufficient Information | 145 | 15% |
Reported expenditure by fiscal year
Where Transport Canada sites are located
| Province / Territory | Sites | Reported spend |
|---|---|---|
| Ontario | 203 | $91.0M |
| British Columbia | 187 | $165.4M |
| Quebec | 162 | $88.5M |
| Newfoundland and Labrador | 135 | $27.8M |
| Yukon | 49 | $54.6M |
| Northwest Territories | 41 | $7.5M |
| Alberta | 41 | $9.6M |
| Nunavut | 40 | $27.8M |
| Manitoba | 24 | $3.0M |
| Saskatchewan | 21 | $9.7M |
Most common contaminant types
Most affected media
Largest sites by reported expenditure
Municipalities with the most sites
Pickering (59) · Gander (33) · Whitehorse (24) · Stephenville (23) · Watson Lake (23) · St. John's (22) · Victoria (22) · Prince George (17) · Ottawa (15) · Markham (14) · Richmond (14) · Iqaluit (13) · Halifax (12) · Red Deer County (11) · Sept-Îles (11) · Cambridge Bay (10) · Dieppe (10) · Happy Valley-Goose Bay (10) · Kingston (10) · Kuujjuaq (10)
Figures are computed from the official FCSI open-data export published August 3, 2026, under the Open Government Licence – Canada. This is an unofficial site — verify against the official inventory before relying on details.