EXERCISE MIGHTY DERRINGER Subject Event Mighty Derringer Sitrep No 4 OCONUS Prepared at 09 40 on 12 07 86 Summary JSOC assault has occurred control point NEST personnel moving to establish a forward i 1 2 Current Situation I JSOC is in control of both north and south sites South site appears to be clear of booby traps and no devices were found The north s1te is bobby trapped and a box with radiation signature has been observed Resources to establish a forward control point and forward staging area have been ready since 0330 3 NEST personnel on site DOE 199 00D EOD 4 Total 278 personnel 79 Status of Specific Topics as appropriate A Command and Control No reportable activities B Intelligence b 3 Device It was surrounded by armed guards 1n a plant assumea to oe at uuga This data tends to support the original set of estimated yields versus probabilities which remain unchanged 1 bl 3 Operation Assessment - Cinco U s detachment Evidence intrusion systems Only one target There is no current EX North and South now in control of of numerous booby traps and antihot spot has been located in the north evidence of a second nuclear device I EXERCISE MIGHTY DERRINGER I Behavorial Assessment - Adversary intensity of resolve is greater and appears to have a complex plan is patient and perceived to be in control j f Intel - Booby trap documents have been found in the south target Whereabouts or existence of second device remains uncertain J C Search No search for the device was required l D Access Six EOD techs on north tower out when released E Backup EOD staged and ready to move Diagnostics b 1 F Device Forward Staging Area Assessment I' No reportable activities I 1 G I I Disablement Implementation of the emergency disablement plan has started EOD personnel have been refreshed in the installation Qf the firing sys-tern and have the equipment in their possession j b 1 Remote control fire set checked out on both radio repeat r and telephone circuit Recommend radio option be used b 1 r r ·r EXERCISE MIGHTY DERRINGER Ir ' • • Y I I t llf 11 JI I -'· H Damage Limitation b 3 Containment system concepts have been discussed for North Tower Site assuming second-story WP location I bl 3 I l r Weather Arrangements have been made with U S National Weather Service in Las Vegas to provide periodic site-specific forecasts to assist in evaluating potential hazards and effects These tailored forecasts will be acquired on an as-needed basis as NEST activities continue J Hazards Effects Provided potential-effects briefing information to NEST Scientific Advisor to assist in briefing Montrev officials for possible need for evacuation in the event of an unsuccessful assault Anticontamination equipment for use in the unlikely event that the working point site is found to be contaminated Arrangements have been made to check assault personnel for contamination upon their return from the forward assault sites K Public Affairs Contacted HQ 0PA at 0620 No change in real-world situation resulting from Indianapolis TV broadcast on 5 December 1986 No text available I No change in media-handling policy L I Legal i I No reportable activities M I Security No reportable activities f -------- EXERCISE MIGHTY DERRINGER Ttiu· u EXERCJSE@DERRINGER N Communications Communications preparations to support forward-area operations continue The microwave repeater has been installed and testing and alignment of the data and video circuits is in process o Logistics 0943 Support contingent at main staging area given permission to deploy 0952 Support personnel and equipment moving in convoy to forward staging area I Mechanical communications photo equipment and personnel were included in the convoy prepared to support the EOD forward area operations Crew members and drivers were placed on standby for immediate deployment Numerous logistics support requests for the Commander for Science the EOD and the NEST CP have been carried out 5 General Comments Safety The Mighty Derringer Medical Emergency Response draft has been written It is now being reviewed 6 Actions Requested of DOE HQ None UNCLA