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<br />iii iiiiiiiiiiiii iii <br />899 <br />CHRONOLOGY OF EVENTS <br />Meridian Oil Tank Rupture - Seneca II-W <br />Date Time (DST) Event <br />10/14/93 3:45p.m. - Accidental rupture of crude oil <br />storage tank at Dry Creek No. 3- <br />22 tank battery, operated by <br />Meridian Oil Co. and located above <br />PWCC sediment control Pond No. <br />006. <br />- Weather conditions = intermittent <br />rain <br />- Receiving stream not flowing (3 <br />feet of freeboard at Pond 006) <br />- Flagstaff EAM photographs OVB <br />blast at North pit of Lower Mining <br />Black <br />4:OOp.m. - Flagstaff EAD notified by <br />personnel at mine <br />5:OOp.m. = Spill contained by fortifying oil <br />well pad secondary containment <br />berms and diking stream drainage <br />above Pond 006 <br />- Meridian Oil personnel on site <br />oV~a ~ ~ ~5 gf'/'~ ~ (Jim Arment~ou~ <br />+,,'T' Meridian Oil tanker to be <br />~J i~ ( ~zw-~ ~,_ dispatched <br />~ 5:30p.m. - Flagstaff EAM photographs Oil Well <br />Pad <br />6:15p.m. - Flagstaff EAM photographs oil <br />contamination area, including oil <br />well pad sideslope, old drill road, <br />and dikes in drainage <br />10/15/93 8:15a.m. - Compliance Coordinator contact <br />Flagstaff EAD <br />• Meridian informs him 15,960 gal <br />~,a,~.'^`~ may have leaked (max) <br />y ~,,oss ~~~._, ~ • Remaining tank to be emptied in <br />~~~k' ` ~ case it starts to leak <br />.:-f`f • Tanker in route <br />• Meridian field personnel <br />;v~'~ <br />recommended peat moss to sop up <br />oil residue <br />' • Discussed reporting procedures <br />*Late afternoon estimates as low as 400 to 500 gallons <br />