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Table 3 Estimated volumes and lava effusion rates for El Revantador’s two recent periods of eruption, 1972–1976, and 2002–2009

From: Mapping and measuring lava volumes from 2002 to 2009 at El Reventador Volcano, Ecuador, from field measurements and satellite remote sensing

Eruptive phase

Estimated lava flow volume m3

average effusion rate x 106 m3/day

July - September 1972

10.5 × 106a

0.11

Nov 1973 - July 1974

3.8 × 106a

0.02

Jan (April) – May 1976

20.0 × 106a

0.13 (0.33)

Nov 2002 (phase A)

32.8 × 106

2.31

Nov 2004 – Sep 2005 (phase B)

20.1 × 106

0.53

Mar. – Sep. 2007 (phase C)

8.0 × 106

0.29

Apr. – Nov. 2009 (phase D)

26.8 × 106

0.76

  1. Eruption period are broken down into separate phases of activity, as described in Observations of eruptions 2002–2009
  2. alava flow volumes as reported by Hall et al. 2004
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Journal of Applied Volcanology

ISSN: 2191-5040

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