Ontario Lake Partner

Get data about the water quality for Ontario's inland lakes. The data is collected through volunteer monitoring efforts – citizen science.

The Lake Partner Program (LPP) measures water quality in inland lakes across Ontario. This dataset provides water quality and water clarity data, as well as data on the concentrations of:

  • total phosphorus
  • calcium

Spatial information for lake monitoring locations across Ontario are also available.

For more information


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.]

2015 - 2021

2008 - 2021

2002 - 2021

1980 - 2021

Supporting Files

Additional Info

Field Value
Geographic coverage Ontario
Geography Breakdown None
Source URL/Address
Author Email
Maintainer branch
Last Validated Date 2020-11-30
Update frequency Yearly
Access instructions