Edition 2026.1 — Updated March 2026

The definitive emission factor reference for healthcare carbon accounting.

1,413 audit-ready factors from 11 EPA datasets — curated, healthcare-tagged, and provenance-documented. Built on the same data foundation as the Eckelman et al. study that established US healthcare at 8.5% of national emissions.

1,413

Emission Factors

11

EPA Sources

287

Healthcare-Specific

2026.1

Edition

What you get that raw EPA data doesn't give you.

Healthcare category mapping

60+ NAICS codes mapped to hospital-relevant categories — Pharmaceuticals, Surgical Supplies, Anesthesia, Food Service.

Regulatory framework tags

Every factor marked for GHG Protocol, Colorado HB21-1286, SB 253, Joint Commission, Practice Greenhealth.

Audit-ready provenance

Every factor traces to a specific source, version, table, and URL. Copy the citation into your inventory report appendix.

Anesthetic gas quick-reference

The only emission factor reference with clinical context for desflurane, sevoflurane, isoflurane, and N₂O.

US healthcare is responsible for 8.5% of national greenhouse gas emissions — more than the entire agriculture sector.

Eckelman et al., Health Affairs, 2020

“Lighthouse HLTH exists to give the people reducing that number better tools.”

— Nicolas Vinson, Founder

Trusted roots

Founded by Nicolas Vinson, who bootstrapped shadow.eco to 100+ hospitals across Europe and Canada. Lighthouse HLTH brings that operational depth to US healthcare, starting with the data layer.

Stop assembling emission factors from scratch.

CliniCarbon gives your team the definitive healthcare carbon accounting reference — auditable, complete, and always current.