Tier III expands monitoring efforts by providing information about where the dispersed oil goes and what happens to it. Tier III provides the following level of monitoring:
The additional monitoring provides useful data on the behavior and transport of the dispersed oil.
![]() |
This photo shows a portable water laboratory that is used in Tier III monitoring. |
Revised: July 17, 2001
Office of Response and Restoration, National Ocean Service, National Oceanic
and Atmospheric Administration