Understanding the Purple Guide Recommendations for Medical Cover
What is the Purple Guide?
The The Purple Guide to Health, Safety and Welfare at events is the UK’s recognised standard for planning safe events. It provides comprehensive guidance on all aspects of event delivery, including crowd safety, infrastructure and medical provision.
For event organisers, the Purple Guide is not optional reading; it is the benchmark used by:
- Local Authorities
- Safety Advisory Groups (SAGs)
- Emergency Services
- Licensing bodies
Failure to follow its principles can expose organisers to legal liability, particularly if an incident occurs and medical provision is found to be inadequate.
Why Medical Provision Matters
Medical provision at events is about far more than having “a couple of first aiders on site.” The Purple Guide emphasises:
- Early clinical intervention improves patient outcomes
- Proper triage reduces pressure on NHS ambulance services
- On-site treatment can prevent unnecessary hospital conveyance
- Delays in care can lead to serious or life-changing consequences, modern expectations (particularly at medium to large events) require access to Paramedics and clinicians, Medical treatment facilities and Ambulance conveyance capability
This is where many events fall short when relying solely on basic first aid provision.
Understanding Event Risk and the Purple Guide Tiers
The Purple Guide does not define strict “tiers,” but in practice, events are assessed based on risk profile, which determines the level of medical cover required.
Tier 1: Small/Low-Risk Events
(<500 attendees, low risk)
Requirements: Minimum of two first aiders.
Tier 2: Medium/Low-Risk Events
(500–2,000 attendees, low-risk, short duration)
Requirements: A named medical lead, professional responders (Emergency Care Assistants), and potentially a first aid post.
Tier 3: Moderate Risk Events
(2,000–5,000 attendees, higher risk, potential alcohol/drugs)
Requirements: A clinical lead (paramedic/nurse), dedicated medical team, and at least one ambulance.
Tier 4: Large/Complex Events
(5,000–10,000+ attendees, high risk, multi-day)
Requirements: Doctors, nurses, paramedics, on-site triage/treatment center, and multiple ambulances.
Tier 5: Major/High-Risk Events
(Large crowds, high-risk activities)
Requirements: Similar to Tier 4, but often requires higher clinical expertise, dedicated on-site hospital facilities, and complex emergency protocols.
The Risk Assessment Approach
The Purple Guide promotes a structured approach using factors such as:
- Crowd size and density
- Audience profile (age, behaviour, alcohol/drugs)
- Environmental conditions (heat, terrain, remoteness)
- Event type (music, sport, endurance)
- Duration and timing (day vs night)
This process determines:
- The number of staff required
- The skill mix (first aiders vs clinicians)
- The vehicles and equipment needed
How Coast Medic Supports Event Organisers
At Coast Medic Ambulance, we work alongside event organisers to ensure medical provision is appropriate, compliant, and proportionate.
Comprehensive Risk Assessment
We assess your event in line with Purple Guide principles, considering:
- Attendance and demographics
- Event activities and hazards
- Location and access to NHS resources
Medical Planning
We produce detailed Event Medical Plans, including:
- Staffing structures
- Treatment capabilities
- Ambulance and transport strategy
- Major incident contingencies
These plans can be submitted directly to Safety Advisory Groups (SAGs).
Appropriate Clinical Provision
As a CQC-registered ambulance provider, we can deliver:
- First responders through to paramedics, nurses, and doctors
- On-site treatment (including medications and advanced care)
- Ambulance conveyance to hospital where required
This ensures your event is not limited to basic first aid capability.
Reducing Risk and Liability
By aligning your event with the Purple Guide and utilising a regulated medical provider, you:
- Demonstrate due diligence
- Meet recognised national guidance
- Protect attendees, staff, and your organisation
Final Thoughts
Understanding the Purple Guide is essential for any event organiser. It is not simply about compliance—it is about delivering safe, effective care when it matters most.
Every event is different. The key is ensuring that your medical provision is:
✔ Proportionate to risk
✔ Clinically capable
✔ Fully planned and documented
Work With Coast Medic Ambulance
If you are planning an event, Coast Medic Ambulance can support you from initial concept through to delivery—ensuring your medical provision is robust, compliant, and ready for any eventuality.
We don’t just provide cover—we help you get it right.

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