We know the dissolved oxygen in the river plummeted two nights in a row as these pulses of mud hit the main stem of the river, so it is very clear to us that we had a high intensity fire and then we had a flash flooding event kind of come behind the fire and it just rushed ash and debris and mud into the river, virtually everything in the river died.

Craig Tucker

We are trying to work with the incident command for these wildfires to do a real assessment, we see there are thousands of fish floating downstream, but we really are having a difficult time figuring out how bad it is.