Pennsylvania Code & Bulletin
COMMONWEALTH OF PENNSYLVANIA

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The Pennsylvania Code website reflects the Pennsylvania Code changes effective through 54 Pa.B. 1032 (February 24, 2024).

25 Pa. Code § 236.125. Seismology.

§ 236.125. Seismology.

 (a)  Disqualifying criteria. Potentially suitable sites may not be located within 1 mile of an active fault.

 (b)  Evaluation requirements.

   (1)  Potentially suitable sites shall be evaluated with respect to regional tectonic history and geologic structure, including stability, faults, folds, joints and fractures.

   (2)  Capable faults identified in the vicinity of a site shall be evaluated to determine correlation of the fault with recorded or suspect earthquake activity and potential impact on site stability.

   (3)  Potentially suitable sites shall be evaluated to determine the proximity to known or reported seismic epicenters within 200 miles. The probable seismic risk and impact associated with those epicenters that reported a Mercalli intensity of (IV) or greater shall be evaluated.

Cross References

   This section cited in 25 Pa. Code §  236.101 (relating to scope and applicability); 25 Pa. Code §  236.104 (relating to siting process); 25 Pa. Code §  236.108 (relating to site justification); and 25 Pa. Code §  236.121 (relating to general requirements).



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