Beach · share preview
San Gregorio State Beach
San Gregorio State Beach
San Mateo County·37.322°N · 122.404°W
Low · Beta forecast
Low chance of high bacteria.
Low modeled risk — still check posted signs.
Signal
< 35 CFU/100mL
Risk level
Low
Beta forecast
Latest sample
7/13/2026
Conditions now
Surf
4.0 ft
@ 13s
Water
—
mild
Wind
15 mph
WSW
UV
8
high
What's driving this
01
stable recent conditions with no strong environmental signal
iOS share preview
9:41● ●
SHORELIFE
Beta forecast
Low chance of high bacteria.
Low modeled risk — still check posted signs.
San Gregorio State Beach · San Mateo
Water quality
Low
Signal: < 35 CFU/100mL
Beta forecast
Conditions
Surf
4.0 ft
Water
—
Wind
15 mph
UV
8
Daily coast forecast
Latest sample · Jul 13, 2026
Share link metadata
url: kylechoi101.github.io/surf-health/b/ca432205-san-mateo-san-gregorio-state-beach-san-gregorio-state-beach
og:title: San Gregorio State Beach · Low chance of high bacteria.
og:desc: Low modeled risk — still check posted signs.
og:image: /og/ca432205-san-mateo-san-gregorio-state-beach-san-gregorio-state-beach-low.png