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Search for Canadian Data


Note: EPA no longer updates this information, but it may be useful as a reference or resource.

This web site provides query access to over 200 million monitoring records originally reported to EPA via the Legacy STORET System.

Step 1 - Select a Province for Canada

First choose a single province and then select a button on the right.

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To restrict your query to specific stations, click the button below.


STORET Data Access


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