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GR-99Long Distance Trail (GR)·Linear
GR-99. Etapa 15. Elciego-Oyón
Elciego, Biscay
Moderate33.1/100Year-round
Distance
25.4 km
Est. duration
6h 40min
Elevation gain
+182 m
Elevation loss
-180 m
Highest point
476.6 m
Lowest point
379 m
Average elevation
422 m
Elevation profile
Flat (≤1%)Gentle (1–5%)Steep (5–10%)Extreme (≥10%)
Flat (≤1%)
Gentle (1–5%)
Steep (5–10%)
Extreme (≥10%)
Critical Segments
Demanding Climb
km 10.3 · 0.7 km Distance
9% Avg
408m – 477mSlope15% Max
RiskMEDIUM
Dangerous Descent
km 0.7 · 0.8 km Distance
6% Avg
411m – 458mSlope12% Max
RiskLOW
Demanding Climb
km 21.8 · 0.7 km Distance
5% Avg
420m – 455mSlope10% Max
RiskLOW
Dangerous Descent
km 11.2 · 0.4 km Distance
6% Avg
443m – 470mSlope9% Max
RiskLOW
7-Day Forecast
Slope distribution
Flat (≤1%)46%Gentle (1–5%)39%Steep (5–10%)13%Extreme (≥10%)2%
Child-friendlyNo
Pet-friendlyNo
- 👟Light hiking shoesFootwearRecommended
- 💧Carry 5–6 L (no water sources on route)WaterEssential
- 🧴Sunscreen recommendedSun protectionRecommended
- 🩹Basic first aid kit + whistle + thermal blanketFirst aid kitEssential
- 🗺️GPS or offline route downloadNavigationEssential
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About this trail
Senderos de Gran Recorrido (GR)
| Start municipality | Elciego |
| Region | Biscay |
| Source | Federación Española de Deportes de Montaña y Escalada (FEDME) |
| Start | 42.51404, -2.61583Open in maps |
| End | 42.50485, -2.43822 |
| Track points | 363 |