What changed
2026-08-06 02:45 UTC → 2026-08-07 22:06 UTC ·
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Popocatépetl volcano activity persists, continues, Yellow Phase 2
The Popocatépetl volcano entered a Since the heightened activity phase began on 24 June 2026, producing low‑magnitude Popocatépetl has remained under a Yellow Phase 2 alert. Low‑magnitude explosions and an ash plume that rose about 1.5 km. Ashfall plumes have intermittently affected the southern Mexico City boroughs of Tlalpan, Xochimilco and Milpa Alta, City’s southern boroughs, prompting the distribution of 50,000 N95 masks, mask distribution, school closures and rerouting of Metro Line 12 and Metrobús services. The alert was set at Yellow Phase 2. Throughout public‑transport adjustments. On 29 July, the volcano emitted a series of low‑intensity steam water‑vapor and gas plumes, with occasional minor tremors. On 14 July, civil protection warned that the same four boroughs faced the highest risk of ash dispersion, urging residents to keep windows closed plumes—reports noted between 13 and avoid outdoor activity. A video on 24 July showed 25 exhalations—accompanied by a bright object over the summit, leading to fireball speculation, but authorities maintained minor magnitude 1.5 vulcanotectonic quake and an eleven‑minute tremor. Authorities reiterated the Yellow Phase 2 alert 12‑km exclusion zone and warned of ashfall for Milpa Alta and Tlalpan. On 31 July, two shallow tectonic quakes (M 1.4 and 1.3) and a ten‑minute low‑amplitude tremor were recorded; the alert level was reaffirmed at Yellow Phase 2, with reminders about exclusion‑zone limits, possible fragment ejection and lahars during rain. if rain falls. By early August, August the overall activity had lessened eased, but continued, with monitoring on 4 August recorded 44 exhalations in within 24 hours and a plume reaching roughly 300 m, still directed drifting west‑southwest. Authorities keep The alert level remained unchanged, with continued advisories to avoid the crater area and respect the exclusion zone. On 7 August the volcano produced a denser eruption, sending an ash column about 3.5 km high. Ash fell over Jiutepec and several municipalities in Morelos and Puebla. Cenapred kept the Yellow Phase 2 status, advising the public issuing health warnings to stay clear of the crater, respect indoors, use masks, close windows and refrain from outdoor activities while the 12‑km exclusion zone stays in force. Civil‑protection agencies continue daily monitoring and monitor official will issue updates for any should conditions change.