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Safety Performance Indicators: Turning Data into Meaning
In the last article, we discussed the purpose and value of Safety Performance Indicators (SPIs) how they show whether safety controls are working as intended. Today, let’s take that one step further: how to build and calculate SPIs that actually reflect your operation. Ten key indicators — monitoring what truly matters in aviation safety Choosing the Right Safety Performance Indicators There are many ways to structure SPIs, but I’ve always believed in starting with the bas
Margrét Hrefna Pétursdóttir
Oct 31, 20254 min read


Reactive Hazard Identification: Mandatory Occurrence Reporting
Doing What’s Required EU Regulation 376/2014 sets out what must be reported through the Mandatory Occurrence Reporting (MOR) system. Most operators comply, and that’s a good thing. It’s the backbone of reactive hazard identification. When something significant happens, an aircraft system malfunction, a runway incursion, a loss of separation, the MOR process ensures it’s documented, analyzed, and shared across the system. That’s how we learn from what has already happened. B
Margrét Hrefna Pétursdóttir
Oct 24, 20252 min read


Reactive Hazard Identification: Information Sharing
From Concept to Practice in Reactive Hazard Identification Earlier this month, in Learning from What Happened: Reactive Hazard Identification , we explored the concept of reactive hazard identification, understanding events that have already occurred to strengthen future defenses. This week, we move from concept to practice and look at the methods we can use to identify hazards reactively. We begin with information sharing , both within the organization and across the wider
Margrét Hrefna Pétursdóttir
Oct 20, 20253 min read


Safety Policy: More Than Just a Tick in the Box
Every operator has a Safety Policy. It is a requirement, after all. But in my experience at Glacier Aviation Consulting, when assisting...
Margrét Hrefna Pétursdóttir
Sep 22, 20252 min read


Helicopter Operations: What the Numbers Don’t Tell Us
The EASA Annual Safety Review 2025 paints an interesting picture of helicopter operations in Europe. Fatal accidents are at their lowest...
Margrét Hrefna Pétursdóttir
Sep 10, 20252 min read


Runway Excursions is Still the Top Risk: When Fuel Saving Undermines Safety
The 2025 Annual Safety Review, published by EASA on 26 August, once again confirms that runway excursions remain one of the top accident...
Margrét Hrefna Pétursdóttir
Sep 8, 20252 min read


Myth Buster: Safety Data Is Just for Regulators
❌ Myth: Safety data is something you collect because the authority requires it. ✅ Reality: Safety data is one of the most valuable...
Margrét Hrefna Pétursdóttir
Sep 5, 20252 min read


Cabin and Ground Injuries on the Rise: What We Need to Know
The 2025 Annual Safety Review , published by EASA on 26 August, highlights a trend that often goes unnoticed: injuries to cabin crew and...
Margrét Hrefna Pétursdóttir
Sep 3, 20252 min read


Learning from the 2025 Annual Safety Review: What Do the Numbers Really Mean for Operators?
On 26 August 2025 , EASA published the latest Annual Safety Review . It provides a wealth of data about accidents, serious incidents, and...
Margrét Hrefna Pétursdóttir
Sep 1, 20252 min read


Keep Your SAFA/SACA Ratio Low — It Starts with Daily Discipline
Rivets. Fasteners. Placards. They may seem minor, but they’re among the most frequent findings in SAFA/SACA inspections. And yes, they...
Margrét Hrefna Pétursdóttir
Jul 4, 20251 min read


EASA Regulations: Immediate vs. Delayed Effectiveness Across the EU and EEA
When EASA (European Union Aviation Safety Agency) introduces a new regulation, EU Member States must apply it immediately once it enters...
Margrét Hrefna Pétursdóttir
May 13, 20251 min read
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