(a) Each operator shall identify and ensure, by contract or other approved means, the resources necessary to remove, to the maximum extent practicable, a worst case discharge and to mitigate or prevent a substantial threat of a worst case discharge.
(b) An operator shall identify in the response plan the response resources which are available to respond within the time specified, after discovery of a worst case discharge, or to mitigate the substantial threat of such a discharge, as follows:
|
| Tier 1
| Tier 2
| Tier 3
|
|---|
| High volume area | 6 hrs | 30 hrs | 54 hrs.
|
| All other areas | 12 hrs | 36 hrs | 60 hrs. |
source: 58 FR 253, Jan. 5, 1993, unless otherwise noted.
cite as: 49 CFR 194.115