Standard Drainage Area Classification (SDAC) 2003
07E - Williston Lake
| Code | Sub-sub-drainage areas |
|---|---|
| 07EA | Finlay |
| 07EB | Northern Williston Lake |
| 07EC | Omineca |
| 07ED | Nation |
| 07EE | Southern Williston Lake - Parsnip |
| 07EF | Eastern Williston Lake |
- Date modified:
| Code | Sub-sub-drainage areas |
|---|---|
| 07EA | Finlay |
| 07EB | Northern Williston Lake |
| 07EC | Omineca |
| 07ED | Nation |
| 07EE | Southern Williston Lake - Parsnip |
| 07EF | Eastern Williston Lake |