Water in your basement could be from either source. The repair is completely different.
| Factor | Leak.ca | Natural Groundwater |
|---|---|---|
| When does water appear? | Anytime — regardless of weather | Only during or after rainfall |
| Water temperature | Warm (hot water line) or ambient (cold line) | Cold — same as ground temperature |
| Water bill impact | Yes — usually rising | No — usage doesn't change |
| Appears on | One specific wall or area | Multiple walls, whole perimeter |