Elevation of Gros Cailloux, Black River, Mauritius
Gros Cailloux, Black River, Mauritius is 82 m (269 ft) above sea level.
Gros Cailloux's height from sea level is 82 metres, or 269 feet. GeoNames reads 71 m at the same point (SRTM); Wikidata records 71 m.
Also written: Gros Caillou.
Ground within 5 km
Mean 89 m across the 9.9 km square centred on the town, 296 m from its lowest cell to its highest.
Cross-section through Gros Cailloux
Ground elevation along two lines through the town, 27.9 km end to end, one cell (about 1 km) per step. The red dot is Gros Cailloux; the vertical scale is the same on both.

Shading is a north-west light over the grid's own slopes. Colour follows elevation: sea level and below, 0–200 m, 500 m, 1,000 m, 2,000 m, 3,500 m, 5,000 m and above.
Towns near Gros Cailloux
| Town | Distance | Direction | Elevation | Compared |
|---|---|---|---|---|
| Petite Rivière | 1.8 km | NE | 84 m (276 ft) | +2 m |
| Albion | 3.1 km | W | 24 m (79 ft) | −58 m |
| Richelieu | 3.4 km | NE | 88 m (289 ft) | +6 m |
| Pailles (Moka) | 5.4 km | NE | 44 m (144 ft) | −38 m |
| Bambous | 6.3 km | SW | 148 m (486 ft) | +66 m |
Peaks and passes near Gros Cailloux
- Piton de la Petite Rivière Noire, peak at 827 m (2,713 ft), 22.1 km to the S — 745 m above the town.
- Montagne du Rempart, peak at 777 m (2,549 ft), 10.7 km to the S — 695 m above the town.
- Corps de Garde, peak at 720 m (2,362 ft), 5.9 km to the S — 638 m above the town.
Summit heights from GeoNames (CC BY 4.0), within 25 km; only summits higher than the town are listed.
Where Gros Cailloux is
Latitude -20.207678, longitude 57.4386867. Open the map here to read the elevation of any point around the town.
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About this reading
The elevation is the value of the GMTED2010 terrain grid (USGS/NGA, 30 arc-second cells of about 1 km) at Gros Cailloux's recorded coordinates. It is the height of the ground in that cell, not of any building; a town on a slope spans several cells, and the range above says how much that matters here. GeoNames' reading of 71 m comes from a finer 90 m SRTM grid at the point it records for the town, which may sit a few hundred metres from ours; the two agreeing to within a few metres is the usual case on flat ground, and a larger gap means the ground is steep. Wikidata's figure is the one its editors cite for the town, often from a survey marker or the town hall.