09/20/94: ON 4/21/94, A EPA TECHNICAL ASSISTANCE TEAM DISCOVERED METHANE AND HYDROGEN SULFIDE GAS EXTENDING 10 TO 15 FEET BELOW RESPONDENTS RESIDENCE. IT WAS DETERMINED THAT THE GAS WAS LIMITED TO RESPONDENTS PROPERTY. RESPONDENT SHALL PERFORM REMOVAL HIMSELF OR HIRE A CON- TRACTOR WHO WILL BE APPROVED BY EPA. A WORK PLAN IS TO BE SUBMITTED WITHIN 10 DAYS AFTER ISSUANCE OF THIS ORDER. WORK PROGRESS REPORTS TO BE SUBMITTED EVERY 7 DAYS AND A FINAL RESULTS REPORT WILL BE DUE WITHIN 60 DAYS AFTER COMPLETION OF THE REMOVAL PROCESS.