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AERH2S Model Released and Directive 040 Testing Reminder

H2S

Oct 1, 2025

This issue covers the release of the AERH2S model, site-specific risk assessment guidance, and recurring Directive 040 pressure-testing and packer isolation testing reminders. It connects H2S modelling, well testing, and compliance deadlines that operators should track before submitting or updating well-licensing materials.

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AERH2S Model and Site-Specific Risk Assessment Updates

This newsletter highlights the transition to AERH2S for Directive 056 applications, new site-specific risk assessment checklist expectations, and related licensing considerations. It should be used as a well-licensing and H2S resource for operators preparing applications that require release-rate or emergency-planning support.

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