A disposal site shall be capable of being characterized, modeled, analyzed and monitored. Characterization shall be adequate to define characteristics and conditions, both onsite and offsite, through monitoring, analysis, modeling and demonstration, to substantiate that the site can satisfy site suitability requirements and meet the performance objectives.
25 Pa. Code § 236.142
This section cited in 25 Pa. Code § 236.101 (relating to scope and applicability); 25 Pa. Code § 236.104 (relating to siting process); and 25 Pa. Code § 236.141 (relating to general requirements).