California, US
Martins Beach
Water Bodyocean
CountryUS
RegionCalifornia
Getting There
Nearest CityHalf Moon Bay10.0 km
Airport (SQL)San Carlos Airport20.8 km
Safety & Conditions
Shark Incidents0recorded
Sand & Geology
Predicted regional compositionmixed Q-F-L
Q 47%
F 16%
L 37%
QuartzFeldsparLithic
Modelled from GloPrSM v1.0.0 (IJ_QFL). Calibrated on river sand, not measured beach samples — treat as a regional signal, not a sand assay.
Explore Martins Beach
Martins Beach37.3752, -122.4099