During 11-12 July ashfall was reported in the municipalities of Atlautla (10 km W), Tepetlixpa (23 km W), Calimaya (108 km W), Ayapango (24 km WNW), Tenango del Aire (29 km WNW), Juchitepec (30 km WNW), Chapultepec (100 km WNW), Amecameca (15 km NW), Temamatla (33 km NW), Cocotitlán (34 km NW), Valle de Chalco (44 km NW), La Paz (51 km NW), Nezahualcóyotl (60 km NW), Ixtapaluca (60 km NNW) in the state of Mexico.
Moderate explosions were recorded at 21 on 11 July and at 03 on 12 July. Minor explosions occurred at 1739 on 11 July. Ash plumes identified in webcam and satellite images were described in daily aviation notices issued by the Washington VAAC some plumes rose as high as 1.6 km above the summit and drifted SW, W, or NW.
Seismic activity also included variable-amplitude volcanic tremors (16 hours 20 minutes), harmonic tremor (10 minutes), explosions, and volcano-tectonic earthquakes (maximum magnitude 2.1 at 0044 on 13 July). Long-period events totaling 25-108 per day were accompanied by steam-and-gas plumes that sometimes contained minor amounts of ash. Most Recent Weekly Report: 12 July-18 July 2023 Cite this ReportĬENAPRED reported that eruptive activity continued at Popocatépetl during 12-18 July.
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