Links below go to state and federal websites that give current data regarding river flows in California and the Delta
If you want to see how much water is flowing past Snug Harbor on Steamboat Slough, or see how much is flowing in the Yolo Bypass or up in Sacramento, use the links below!

river stage maps:

reservoir levels

Steamboat Slough Flow

Lower Steamboat

monitoring maps

Rio Vista & general map:

Rio Vista electroconductivity

Flood travel timeline:


Water year type, overall:


Delta inflow: