Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009 Message Text SECRET PAGE 01 MOSCOW 14515 041802Z ACTION NODS-00 INFO OCT-01 ISO-00 001 W ------------------041354 041803Z 42 O 041630Z OCT 77 FM AMEMBASSY MOSCOW TO SECSTATE WASHDC IMMEDIATE 2951 S E C R E T MOSCOW 14515 NODIS E O 11652 XGDS-3 TAGS ASEC AMED AINR AFSP UR SUBJECT INCREAEED LEVELS OF MICROWAVE SIGNALS REF MOSCOW 14513 1 DEPARTMENT'S ATTENTION IS CALLED TO SY CHANNEL MESSAGE UNDER REFERENCE WHICH REPORTS MEASURED MICROWAVE POWER DENSITY LEVELS VARYING FROM 3 15 TO 5 70 MICROWATTS PER SQUARE CENTIMETER ON NITH AND TENTH FLOORS AND ON ROOFTOP AS DEPARTMENT AWARE THESE LEVELS ARE HIGHER THAN ANY WE HAVE MEASURED FOR MORE THAN ONE YEAR WE ALSO NOT THAT MUTS TWO WAS RECORDED AS BEING IN THE HIGH POWER MODE ASSOCIATED WITH THESE LEVELS ON 14 PREVIOUS OCCASIONS BETWEEN SEPTEMBER 7 AND OCTOBER 2 ON PREVIOUS OCCASIONS WE DID NOT SUCCEED IN MAKING DIRECT POWER MEASUREMENTS WHILE THIS TRANSMITTER WAS IN THE HIGH POWER MODE FROM FIVE TO THIRTY MINUTES USUALLY LATE AT NIGHT OR IN THE WEE HOURS BUT THE ASSUMPTION THAT THE POWER DENSITY IN THE EMBASSY DURING THESE PERIODS APPROXIMATED THAT MEASURED TODAY SEEMS TECHNICALLY VALID 2 IN ACCORD WITH FIRM COMMITMENT GIVEN STAFF PREVIOUSLY THAT THEY WOULD BE INFORMED OF SIGNIFICANT CHANGES IN SECRET SECRET PAGE 02 MOSCOW 14515 041802Z THE LEVEL OF THE SIGNALS ALL PERSONNE - INCLUDING TDY USG PERSONNEL - WORKING IN AFFECTED AREAS ARE BEING INFORMED IMMEDIATELY CHARGE WILL REVIEW FACTS WITH STAFF AS A WHOLE AT REGULAR OCTOBER 6 STAFF MEETING 3 WE ARE AT A LOSS TO EXPLAIN THIS UNUSUAL DEVELOPMENT BUT BELIEVE THE FACTS WARRANT CLOSE SCRUTINY OF TECHNICAL Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009 Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009 EXPERTS IN THE DEPARTMENT THE DEPARTMENT IS REQUESTED TO INFORM AMBASSADOR TOON WHO IS NOW IN THE UNITED STATES ON CONSULTATION OF THIS DEVELOPMENT AND TO CONSULT WITH HIM REGARDING THE DESIRABILITY OF OFFICIALLY CALLING THE MATTER TO THE ATTENTION OF THE SOVIET GOVERNMENT MATLOCK SECRET NNN Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009 Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009 Message Attributes Automatic Decaptioning X Capture Date 01-Jan-1994 12 00 00 am Channel Indicators n a Current Classification UNCLASSIFIED Concepts NUCLEAR SAFETY MICROWAVE EQUIPMENT CAT-B Control Number n a Copy SINGLE Sent Date 04-Oct-1977 12 00 00 am Decaption Date 01-Jan-1960 12 00 00 am Decaption Note Disposition Action RELEASED Disposition Approved on Date Disposition Case Number n a Disposition Comment 25 YEAR REVIEW Disposition Date 22 May 2009 Disposition Event Disposition History n a Disposition Reason Disposition Remarks Document Number 1977MOSCOW14515 Document Source CORE Document Unique ID 00 Drafter n a Enclosure n a Executive Order X3 Errors N A Expiration Film Number P840081-2238 Format TEL From MOSCOW Handling Restrictions n a Image Path ISecure 1 Legacy Key link1977 newtext t19771097 aaaadfbs tel Line Count 69 Litigation Code IDs Litigation Codes Litigation History Locator TEXT ON-LINE ON MICROFILM Message ID edb8ef37-c288-dd11-92da-001cc4696bcc Office ACTION NODS Original Classification SECRET Original Handling Restrictions n a Original Previous Classification n a Original Previous Handling Restrictions NODIS Page Count 2 Previous Channel Indicators n a Previous Classification SECRET Previous Handling Restrictions NODIS Reference 77 MOSCOW 14513 Retention 0 Review Action RELEASED APPROVED Review Content Flags Review Date 15-Mar-2005 12 00 00 am Review Event Review Exemptions n a Review Media Identifier Review Release Date n a Review Release Event n a Review Transfer Date Review Withdrawn Fields n a SAS ID 1046862 Secure OPEN Status NATIVE Subject INCREASED LEVELS OF MICROWAVE SIGNALS TAGS ASEC AMED AINR AFSP US UR To STATE Type TE vdkvgwkey odbc SAS SAS dbo SAS_Docs edb8ef37-c288-dd11-92da-001cc4696bcc Review Markings Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009 Markings Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009 Margaret P Grafeld Declassified Released US Department of State EO Systematic Review 22 May 2009