DEFCON Tracker: Live Status, History and Threat Factors
What is the current DEFCON level?
The current estimated DEFCON level is DEFCON 3 (ROUND HOUSE), based on open-source intelligence analysis of publicly available military posture signals and geopolitical reporting. Official DEFCON levels are classified by the U.S. Department of Defense and are not publicly disclosed.
This OSINT estimate is updated when significant changes in military posture or geopolitical conditions occur. The estimate does not represent official U.S. government assessments. See Official DEFCON Level for classification context.
OSINT-based estimate. Official DEFCON levels are classified. Methodology: publicly available military posture signals, government statements, and open-source geopolitical reporting.
Current Estimated DEFCON Level
● LIVE Global DEFCON Level
DEFCON 3
Current Assessment Basis
Assessment based on current geopolitical conditions and publicly reported military posture signals. (OSINT estimate)
Nuclear risk level: Elevated
OSINT-based estimate. Official DEFCON levels are classified and are not publicly released by the U.S. government. See Official DEFCON Level for context on the classification system.
Active Threat Factors
The following ongoing situations contribute to the current OSINT estimate. All assessments are based on publicly available reporting and do not represent official government evaluations.
U.S.-Iran Ceasefire, Blockade & Nuclear Standoff
A United States-Iran ceasefire first reached in April remains in place but fragile in mid-May, while the United States naval blockade of Iranian ports continues. (OSINT estimate)
Impact level: CRITICAL
Russia-Ukraine War
The Russia-Ukraine war is in its fifth year, with heavy positional fighting concentrated on the Pokrovsk axis in Donetsk Oblast. (OSINT estimate)
Impact level: ELEVATED
Taiwan-China Tensions
Chinese military aircraft and naval vessels operate near Taiwan on a sustained daily basis while the United States maintains strategic ambiguity. (OSINT estimate)
Impact level: WATCH
North Korea Nuclear & Missile Program
North Korea continues to expand its nuclear and ballistic missile programs while direct diplomacy with Washington remains stalled. (OSINT estimate)
Impact level: ELEVATED
DEFCON Level History Chart
The chart below shows DEFCON level changes recorded over the past 12 months, based on OSINT assessments logged in this tracker. Lower numbers on the vertical axis indicate higher alert levels.
Full change log at DEFCON Level Changes .
Recent Level Changes
| Date | Region | Level | Change | Reason |
|---|---|---|---|---|
| Jan 3, 2026 | Overall | DEFCON 2 | Lowered | |
| Mar 1, 2026 | Overall | DEFCON 2 | Lowered | |
| Mar 1, 2026 | Overall | DEFCON 2 | Lowered | |
| Mar 1, 2026 | Overall | DEFCON 2 | Lowered | |
| Mar 1, 2026 | Overall | DEFCON 2 | Lowered | |
| Mar 4, 2026 | Overall | DEFCON 3 | Lowered | |
| May 5, 2026 | Overall | DEFCON 3 | Lowered | |
| May 5, 2026 | Overall | DEFCON 3 | Lowered | |
| May 9, 2026 | Overall | DEFCON 3 | Lowered | |
| May 11, 2026 | Overall | DEFCON 3 | Lowered | |
| May 13, 2026 | Overall | DEFCON 3 | Lowered | |
| May 15, 2026 | Overall | DEFCON 3 | Lowered | |
| May 17, 2026 | Overall | DEFCON 3 | Lowered | |
| May 18, 2026 | Overall | DEFCON 3 | Lowered | |
| May 21, 2026 | Overall | DEFCON 3 | Lowered | |
| May 23, 2026 | Overall | DEFCON 3 | Lowered | |
| May 26, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 6, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 7, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 8, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 9, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 11, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 13, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 15, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 19, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 26, 2026 | Overall | DEFCON 3 | Lowered | |
| Jun 28, 2026 | Overall | DEFCON 3 | Lowered |
DEFCON Scale Reference
The DEFCON scale has five levels, with DEFCON 5 representing normal peacetime readiness and DEFCON 1 representing maximum readiness for imminent nuclear war. The U.S. government has never publicly confirmed a DEFCON level below DEFCON 3 in the modern era, according to publicly available historical records.
DEFCON 5 -
DEFCON 4 -
DEFCON 3 -
DEFCON 2 -
DEFCON 1 -
How to Use This Tracker
What this tracker shows
- The current OSINT-based DEFCON level estimate and the factors behind it
- Historical DEFCON level changes recorded in this tracker since launch
- Active geopolitical situations contributing to the current assessment
- The full five-level DEFCON scale with standard military posture descriptions
- A 12-month level history chart showing the trend line over time
What this tracker does NOT show
- Official U.S. government DEFCON levels, which are classified and not publicly released
- Real-time military communications or classified intelligence
- Command-specific DEFCON levels unless publicly reported through official channels
- Confirmed advance warning of future level changes or military operations
Stay Updated
DEFCON level changes and major geopolitical developments are reported via the DEFCON Alerts newsletter. Subscribe at defconalerts.com to receive notifications when the estimated level changes.
Explore More
History
Levels Reference
Frequently Asked Questions
How do I track military readiness?
U.S. military readiness is formally rated on the DEFCON scale from DEFCON 5 (normal peacetime) to DEFCON 1 (maximum alert). Official DEFCON levels are classified and not publicly released. OSINT analysts track publicly available signals including military exercise announcements, fleet movements reported by open-source tracking tools, official government statements, and congressional testimony. This tracker compiles those signals into an OSINT-based estimated current level, clearly labeled as an estimate throughout.
Does this show official DEFCON status?
No. The DEFCON level displayed on this page is an OSINT-based estimate, not an official government figure. Official DEFCON levels are classified by the U.S. Department of Defense. The U.S. government has never publicly released the current DEFCON level in real time. The estimate here is derived from open-source reporting on military posture and publicly available government statements. See Official DEFCON Level for context on the classification system.
How often is this tracker updated?
The DEFCON level estimate is reviewed and updated when significant changes in military posture, major geopolitical events, or credible official statements warrant a revision. During periods of active conflict or elevated tensions, updates occur more frequently. The current level card above shows the date of the most recent assessment.
What is OSINT?
OSINT stands for open-source intelligence. It refers to the collection and analysis of information from publicly available sources including news reports, official government press releases, satellite imagery, academic research, and flight and maritime tracking tools. OSINT analysts do not have access to classified information. All assessments on this site are clearly labeled as OSINT-based estimates. See What is OSINT for a full explanation of the methodology used on this site.
How is this different from the DEFCON Clock?
The DEFCON Tracker monitors the five-level military readiness scale used by the U.S. Department of Defense, estimating which level is currently active based on OSINT analysis. The DEFCON Clock on this site estimates proximity to DEFCON 1 on a minutes-based scale, drawing on a methodology similar in concept to the Bulletin of Atomic Scientists' Doomsday Clock but focused on the DEFCON system. The two indicators are complementary: the tracker shows estimated current readiness level, while the clock shows estimated proximity to maximum alert.