SO2 confirmation: TROPOMI

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Royal Belgian Institute for Space Aeronomy

NEAR REAL-TIME NOTIFICATIONS PRODUCTS

TROPOMI region 203


Date               :    2026/08/04
Time               :    20:10 UTC
Longitude          :    -98.6 deg. East
Latitude           :    19.0 deg. North
Max. SO2 column    :     15.5 DU (assuming 15 km plume height)
SO2 mass loading   :    1.323 kt (assuming 15 km plume height)
SO2 plume area     :    96112 km²
Notification level :       HIGH
Closest volcano    :  Popocatepetl
Cloud data         :    used for VCD
SZA                :     21.5 deg.
Name data source   : S5P_NRTI_L2__SO2____20260804T201026_20260804T201526_45647_03_020800_20260804T204644.nc

T
R
O
P
O
M
I

SO₂ detection

Aerosols

R
E
G
I
O
N

Volcanoes

Links to the near-real-time data pages
with maps from different instruments

NRT > 203 ==  -90.0  30.0

Links to the list of volcanoes
in the nearest defined regions

volcanoes > 203 ==  -90.0  30.0

TROPOMI region 203


Date               :    2026/08/04
Time               :    20:10 UTC
Longitude          :    -93.4 deg. East
Latitude           :    17.7 deg. North
Max. SO2 column    :     2.7 DU (assuming 15 km plume height)
SO2 mass loading   :    0.828 kt (assuming 15 km plume height)
SO2 plume area     :    75310 km²
Notification level :       LOW
Closest volcano    :  Popocatepetl
Cloud data         :    used for VCD
SZA                :     26.3 deg.
Name data source   : S5P_NRTI_L2__SO2____20260804T200526_20260804T201026_45647_03_020800_20260804T204355.nc

T
R
O
P
O
M
I

SO₂ detection

Aerosols

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Last update on 05 Aug 2026

NRT > 203 == -90.0 30.0

volcanoes > 203 == -90.0 30.0