Local Data, Global Impact: The Value of Hyper-Granular Epidemiology
- Caroline Van Cauwelaert
- Jun 17
- 2 min read
In the world of public health, national averages can be dangerously misleading. One district may appear “on track” for TB elimination, while a neighboring community faces an unseen outbreak. A country may report progress in HIV testing, but high-risk groups in specific urban slums remain completely underserved. This disconnect between national reporting and local reality is one of the biggest blind spots in global health today.
At EPCON, we believe the key to more equitable and effective public health is hyper-granular epidemiology—an approach that brings precision to policy by using AI to model disease risk down to the level of neighbourhoods, wards, and even street blocks.

Why Granularity Matters
Too often, interventions are designed using outdated or aggregated data, making it difficult to direct resources to where they are truly needed. This results in inefficiencies: underuse of diagnostic tools in some regions, missed hotspots in others, and a growing gap between intention and impact.
Granular models don’t just highlight where disease burden is highest — they help answer why. By integrating epidemiological data with socio-economic indicators, health infrastructure availability, and population dynamics, we can uncover micro-patterns that national data glosses over.
How we do it differently
Our Epi-control platform uses machine learning to generate dynamic disease risk maps at hyperlocal levels. These maps are built on diverse data sources—ranging from health facility records and community screenings to poverty indexes and mobility data. This enables:
Smarter resource allocation (e.g., mobile diagnostic units sent to the right communities)
Better planning of outreach campaigns (targeting times and places of high vulnerability)
Faster outbreak detection (thanks to continuous, real-time monitoring)
And perhaps most importantly, it ensures that no community is invisible.
From Local Maps to Global Policy
While our models zoom in at the local level, their influence can scale far beyond. Ministries of Health are already using EPCON’s insights to redesign their national TB programs. International funders are integrating our risk maps into proposal planning. And diagnostic partners are aligning their deployment strategies with our predictions to maximize impact.
The logic is simple: when you see clearly, you can act decisively. By making the invisible visible, hyper-granular data gives public health leaders a new kind of power—the power to target, to tailor, and ultimately, to transform.
Looking Ahead
As global health faces rising challenges—shrinking budgets, emerging pandemics, and widening inequalities—precision will be more important than ever. Hyper-granular epidemiology isn’t just a technical upgrade. It’s a paradigm shift.
At EPCON, we’re proud to be driving that shift forward. Because big impact starts small—one community, one map, one smarter decision at a time.