Ontario Flow Assessment Tool (OFAT)

The Ontario Flow Assessment Tool (OFAT) is used to calculate information about Ontario’s watersheds. Watersheds are areas of land where surface water converges to a single point.

Water professionals in the public and private sectors and academia use OFAT to better understand water flow in Ontario. The general public use OFAT for educational or general interest purposes.

You can use the tool to:

create a map of a watershed
characterize the watershed
estimate stream flows

For more information

Provincial Mapping Unit | pmu@ontario.ca

Data

Data Available

The data described here is available for you to use. [Learn more]
[See the licence for how you're allowed to use this data.]

Covers 2013-10-31 - 2020-09-04

Ontario Flow Assessment Tool (OFAT)
Last Updated: September 4, 2020 | English

About Open
L’Outil d’évaluation du débit de l’eau en ...
Last Updated: September 4, 2020 | French

About Open

Supporting Files

Additional Info

Field	Value
Tags	Environment and Nat...
Geographic coverage	Ontario
Geography Breakdown	Watershed
Source URL/Address	https://www.ontario.ca/page/watershed-flow-assessment-tool
Maintainer	Provincial Mapping Unit
Author
Author Email
Maintainer branch	Provincial Mapping Unit
Last Validated Date	2021-02-10
Update frequency	As required
Access instructions