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Oregon Community Right to Know Hazardous Substance Manager (CHS Manager)​



CHS Manager 

online reporting​ 

will be available on January 1  for the Annual Hazardous Substance Inventory Reports. 

All annual reports are due by March 1.

The Community Right to Know Program has successfully transitioned to an online hazardous substance reporting tool called the Oregon Community Right to Know Hazardous Substance Manager (CHS Manager). Facilities will need to register for a User account and begin completing their Annual Hazardous Substance Inventory Report in the CHS Manager.

To register click here OR on the CHS Manager image below:


Training & Assistance

For step by step instructions, helpful articles, frequently asked questions, and online support, please visit our online Help Desk by clicking the image below:



CHS Manager Webinar

Webinar Scope: Learn how to file your Annual Report using the Oregon CHS Manager.​

 CHS Manager Training


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Annual reports due by March 1. Substantive changes must be reported within 30 days.


Annual reports will be available to submit online beginning January 1. All Annual reports are due March 1. These reports will cover your hazardous substance inventories for the reporting period of the previous calendar year (January 1-December 31.) Please do not send payment with your report submission. The Oregon Department of Revenue will be issuing Hazardous Substance Possession Fee Coupons in November. All payments are due January 1, payable to the Oregon Department of Revenue. 

SUBSTANTIVE CHANGES: Any substantive change (change of ownership, adding a new hazardous substance, etc.) must be reported in CHS Manager within 30 days of the change as required by OAR 837-085-0100. ​


For more information about CHS Manager please see the attached documents below.


Announcing CHS Manager​

​IDSi and CHS Manager​

Key Highlights & Important Dates

CHS Manager Frequently Asked Questions & Answers​​

CHS Manager Fact Sheet - Contiguous Sites

CHS Manager Fact Sheet - Substations​​


If you have any questions, please call our Hazardous Substance Information Hotline at 503-378-6835 or 800-454-6125. You may also contact us via email at oregon.hazmatsurvey@state.or.us.