# MCI Worksheet Attachment 1 - Mass Casualty Incident Response Plan - BH

Official OCEMS reference: 900.00.
Collection: Operations. Source topic: 900.00 - 999.99 - Disaster Response.
Population: All / see source. Scope: System.
Source index update: May 16, 2023. Source checked: 2026-09-16.

Independent OC Medic source briefing. The complete official document remains authoritative for exact requirements, exceptions, and clinical or administrative language.

## Document profile

- Document type: Attachment, form, or worksheet
- Where it fits: MCI Worksheet Attachment 1 - Mass Casualty Incident Response Plan - BH is an official system operations reference used to verify responsibilities, communications, documentation, qualifications, or administrative requirements.
- Document note: This is a companion document. Use it with the parent policy or procedure and preserve its identifiers when completing or transmitting it.

## Use this source safely

- Identify whether the document governs field care, communications, provider qualifications, system administration, or an agency process before using it.
- Confirm the effective source, current agency procedure, and any required forms, approvals, or notifications in the complete document.
- Check current OCEMS notices and agency direction before field use.
- When the source and a summary differ, follow the current official document and medical or operational direction.

## Related OC Medic guides

- No dedicated guide is currently linked to this exact source. [Browse Operations](https://www.ocmedic.com/operations/).

## Related official references

- [900.00 - MCI Worksheet Attachment 2 - Mass Casualty Incident Response Plan - Med Com](https://www.ocmedic.com/reference/900-00-mci-worksheet-attachment-2-mass-casualty-incident-response-plan-med-com/)
- [900.00 - Multi-Casualty Incident (MCI) Response Plan](https://www.ocmedic.com/reference/900-00-multi-casualty-incident-mci-response-plan/)
- [OCEMS - Orange County Fire Chiefs Association - MCI Plan 2019](https://www.ocmedic.com/reference/orange-county-fire-chiefs-association-mci-plan-2019/)

## Official source

- [Open the official document](https://www.ochealthinfo.com/sites/healthcare/files/2023-05/900.00%20Attachment%201%20%285-2023%29.pdf)
- [View the official source index](https://www.ochealthinfo.com/providers-partners/emergency-medical-services/ems-policies-procedures-standing-orders/ems-policies)
- [OCEMS notices and system updates](https://www.ochealthinfo.com/providers-partners/emergency-medical-services)