often opposed by neighboring landowners and citizens' groups, may be subject to periodic renewal and are
subject to modiÑcation and revocation by the issuing agency. In connection with our acquisition of existing
landÑlls, it may be and on occasion has been necessary for our company to expend considerable time, eÅort
and money to bring the acquired facilities into compliance with applicable requirements and to obtain the
permits and approvals necessary to increase their capacity.
Many of our facilities own and operate underground storage tanks which are generally used to store
petroleum-based products. These tanks are generally subject to federal, state and local laws and regulations
that mandate their periodic testing, upgrading, closure and removal, and that, in the event of leaks, require
that polluted groundwater and soils be remediated. We believe that all of our underground storage tanks
currently meet, in all material respects, all applicable regulations. If underground storage tanks we own or
operate leak, and the leakage migrates onto the property of others, we could be liable for response costs and
other damages to third parties. We are unaware of facts indicating that issues of compliance with regulations
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