Standard Drainage Area Classification (SDAC) 2003
02H - Lake Ontario and Niagara Peninsula
| Code | Sub-sub-drainage areas |
|---|---|
| 02HA | Niagara |
| 02HB | Credit - 16 Mile |
| 02HC | Humber - Don |
| 02HD | Ganaraska |
| 02HE | Prince Edward |
| 02HF | Gull |
| 02HG | Scugog |
| 02HH | Kawartha Lakes |
| 02HJ | Otonabee |
| 02HK | Trent |
| 02HL | Moira |
| 02HM | Napanee |
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