Inland Lakes and Streams – Physical Conditions

This data set includes information on sampling locations and physical conditions in lakes and streams across Ontario. It also includes meteorological conditions from monitoring stations in south-central Ontario.

Lakes

The data for lakes includes sampling location details and measurements such as:

temperature (1976-2021)
dissolved oxygen levels (1976-2021)
water transparency

Streams

The data for streams includes measurements such as stream flow discharge from monitoring stations in south-central Ontario. (1976-2019)

Meteorological conditions

This dataset contains meteorological conditions for climate stations close to monitored lakes in south-central Ontario. It includes measurements such as:

air temperature (1976-2020)
humidity (1976-2020)
precipitation (1976-2020)
wind speed (1976-2020)

Data were collected since 1976 as part of routine monitoring of water quality of inland waters and for scientific and research purposes.

Ministry contact: Environment, Conservation and Parks

Additional information

Tags: lake lake

stream stream

water water

water quality water quality

physical physical

meteorology meteorology

hydrology hydrology

stream flow stream flow

discharge discharge

temperature temperature

precipitation precipitation

wind wind

dissolved oxygen dissolved oxygen

environmental monit... environmental monitoring

muskoka muskoka

nipissing nipissing

Inland Lakes - Streams Inland Lakes - Streams
Geographic coverage: Ontario
Maintainer branch: Environmental Monitoring and Reporting Branch
Last Validated Date: April 19, 2023
Update frequency: Yearly