Pesticide Concentrations in Stream Water

This dataset contains measurements of pesticide concentrations in stream water samples collected at selected streams in Ontario.

The Ministry of the Environment, Conservation and Parks (MECP) and Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA) jointly collaborate to monitor pesticides in selected tributaries in southern Ontario. There are currently 19 monitoring sites within watershed or predominately agricultural land. The data includes:

  • Location of 21 stations (19 of which are currently active)
  • Pesticide concentration levels

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.]


2012 - 2019

Supporting Files

Additional Info

Field Value
Geographic coverage Ontario
Geography Breakdown None
Source URL/Address
Author Email
Maintainer branch
Last Validated Date 2022-04-06
Update frequency Yearly
Access instructions