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The easiest way to complete California reporting, without cutting corners

Build audit-ready emissions reports for California’s SB 253 and SB 261 requirements, with measurement, reporting, and expert guidance in one platform. Get the foundation right for your first California filing, then reuse your data across CSRD, CDP, ISSB, and other disclosures.

SB 253 Scope 1 and 2 reporting is due November 10, 2026. Watershed can help you hit the deadline with the data you have now.

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Powering sustainability programs for

We didn’t have the capacity to start manually, as many companies do. We needed a partner to meet us where we were—and guide us from the very beginning.

Cyndi Tragoutsis

Director of Strategic Sourcing, World Market

Comply with California, end-to-end

Audit-ready measurement

Calculate a defensible footprint quickly with transparent data lineage. 150+ automated checks flag errors before your auditor does.

Emissions drilldown showing net emissions by GHG category as a donut and bar chart, with a breakdown table below
Guaranteed Assurance program

Watershed will work with your auditor until you pass assurance for SB 253. Terms apply.

Watershed Guaranteed Assurance seal on a blue gradient background
AI-accelerated reporting

Use AI to draft qualitative responses using your organization's data, regulatory guidance, and peer examples—all with full source transparency.

Report dashboard with AI draft generation button and completed data and suggestions sections
Built-in expertise

In-product guidance, 10,000 company benchmarks, and dedicated services from leading policy and science experts.

Standard detail page with Watershed expert guidance on decarbonization metrics
Report once, disclose everywhere

Data maps automatically to CDP, TCFD, ISSB, and other disclosures.

Framework selector showing ISSB, CDP, TCFD, FCA, SEC, and CSRD requirement mapping options