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E-000309LANDMARK CASE · HIGH CORROBORATIONDATE PRECISION: rangeRECORD COMPLETENESS: 100%
Northern Tier AFB Nuclear Weapons Storage Incursions
August 1975 – December 1977Malmstrom Air Force Base, Great Falls MT, United States
AAWSAP Project Northern Tier study. Over 250 UAP incursions over Malmstrom AFB, Loring AFB, Wurtsmith AFB, Minot AFB, and Kirtland AFB. Objects loitered over Weapons Storage Areas (WSA) and ICBM silos, causing electronic disruptions and KC-135 radar tracking.
// LINKED CLASSIFICATIONS:Triangle / V / Boomerang(C-000254)→
// PROVENANCE COVERAGE
100% record completeness
This measures documentation coverage, not whether the encounter or its claims are true.
4 SOURCES · 2 PRIMARY
Date documented
August 1975 – December 1977
Location documented
Malmstrom Air Force Base, Great Falls MT, United States
Map coordinates available
Coordinate precision: exact.
Catalogue classification linked
1 family link(s), 1 case-specific component(s).
Published citation-backed claims
0 encounter-target claim(s), 10 component claim(s).
Source coverage
4 unique source edition(s); 2 marked primary for at least one claim.
Assessment has encounter-level provenance
No substantive assessment fields require provenance.
// ENCOUNTER LOCATION · OPENSTREETMAP
COORDINATE PRECISION: EXACT