Low-Level Aviation Risk Index
Real-time obstacle reporting statistics for helicopter operations
246 obstacles currently tracked | Last updated: 2026-02-02 08:52 UTC
0
Last 7 Days
39
Last 30 Days
85
Last 90 Days
1.3
Avg. per Day
Most Common Obstacle Types
| Type | Count | Percentage |
|---|---|---|
| HFCA | 77 | 31.3% |
| Bird Protection Zone | 42 | 17.1% |
| Animal Protection Zone | 39 | 15.9% |
| UAV | 36 | 14.6% |
| Obstacle | 19 | 7.7% |
| Restaurant | 17 | 6.9% |
| Hazard | 6 | 2.4% |
| Restricted | 5 | 2.0% |
| Special Areas | 5 | 2.0% |
Regional Density
| Region | Reports | Density |
|---|---|---|
| Germany | 139 | High |
| Unknown | 104 | High |
| Austria | 3 | Low |
Obstacle Geometry Distribution
Types of obstacles reported (markers, areas, lines, etc.)
96
polygon66
marker52
circle22
text10
lineMethodology & Data Sources
Data Collection
- Community-reported obstacles from helicopter pilots
- Verified low-level flight hazards
- Real-time reporting via HeliTool platform
- Coordinates in DD, DMS, and MGRS formats
Analysis Parameters
- Time-based trending (7/30/90-day windows)
- Geographic density analysis
- Obstacle type categorization
- Updated continuously with new reports
For Research Use: Academic institutions can access dataset exports via our
Research Data page.
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