non-contact cooling water

non-contact cooling water shall mean water which is used in a cooling system designed so as to maintain constant separation of the cooling medium from all contact with process chemicals but which may on the occasion of corrosion, cooling system leakage or similar cooling system failures contain small amounts of process chemicals:Provided,That all reasonable measures have been taken to prevent, reduce, eliminate and control to the maximum extent feasible such contamination:And provided further,That all reasonable measures have been taken that will mitigate the effects of such contamination once it has occurred.
That all reasonable measures have been taken to prevent, reduce, eliminate and control to the maximum extent feasible such contamination:And provided further,That all reasonable measures have been taken that will mitigate the effects of such contamination once it has occurred.

Source

40 CFR § 418.21


Scoping language

For the purposes of this subpart:

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