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Advanced Query User Guide

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.

Need help with the Advanced Query? Read the following explanations of the items in the Advanced Query and follow the links to their definitions in the Glossary. Please feel free to send us Feedback on the usability of this page.

Step 1 - Station Information

The following must be completed to obtain a report.

At least one of the following five criteria must be completed to obtain a report.

All other information is optional

Step 2 - Sample Criteria

Step 3 - Results Criteria

Step 4 - Submit Form

STORET Data Access

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