Section 245.541. Overfill prevention requirements

(a) An owner/operator shall ensure that releases from overfills do not occur. Transfer of stored substance may not exceed the volume available in the receiving tank and the transfer shall be adequately monitored. Immediate action shall be taken to stop the flow of regulated substance prior to exceeding tank capacity or in the event that an equipment failure occurs.

(b) Tanks must be installed with the following:

(1) A gauge or monitoring device which accurately indicates the level or volume in the tank and is visible to the individual responsible for the transfer of product. The monitoring device shall be installed, calibrated and maintained in accordance with manufacturer’s specifications.

(2) A high-level alarm with an automatic high-level cut-off device or a high-level alarm with a manned operator shutdown procedure in operation.

(c) Existing tanks must have a gauge or monitoring device installed by October 11, 2000.

(d) An existing tank system which is taken out of service to perform a scheduled out-of-service inspection or a major modification to the tank shall be upgraded with a high-level alarm with a cut-off device or a high-level alarm with a manned operator shutdown procedure prior to being put back in service.

(e) An existing tank system which has not been required to be taken out of service to perform a scheduled inspection or modification must have overfill protection consistent with National industry standards, such as API 2350, NFPA 30 or PEI RP 200 by November 10, 2010.

The provisions of this § 245.541 amended November 9, 2007, effective November 10, 2007, 37 Pa.B. 5979. Immediately preceding text appears at serial page (234760).

Notation

Cross References

This section cited in 25 Pa. Code § 245.505 (relating to applicability); and 25 Pa. Code § 245.521 (relating to performance standards for aboveground storage tanks).