services are at the scene of an incident in Rose Kiln Lane near the River Kennet.
Thames Valley Police said there is a significant presence of police, fire and ambulance crews in the area.
Officers have reassured the public that they are confident there is no wider risk.
A partial road closure is currently in place on Rose Kiln Lane at its junction with the A33, and drivers are being advised to avoid the area and find alternative routes while the incident is dealt with.
No further details about the nature of the incident have yet been released.
