Felton Grove Floodsiren

We test the first Tuesday of each month at 7:00PM. (unless the river is high).

There are two tones:

We can monitor the San Lorenzo River by looking at this gauge that measures the rivers flow and height.

This graphic shows the rivers historical peak levels.

This weather site seems to correlate well with Felton Grove.

For info on Felton Grove and it's history, visit the Felton Grove Blog