Portland Plume Plotter
Portland incinerator plume
at 23:20 on Wed, 24 Apr 2024
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The map shows the (predicted) current state of pollution from the proposed incinerator at Balaclava Bay.

The red line shows wind direction. Green rings show distance (km). Colours show concentration of oxides of nitrogen at ground level. Maximum: 247 ng/m3. This is the concentration at the location that is most polluted by the plume.

Breakdown of pollutants at most polluted location (green = background, red = added by plume):

Oxides of nitrogen
Sulphur dioxide
Carbon monoxide
Particulates
Hydrogen chloride
VOCs
Hydrogen flouride
Ammonia
Cadmium and Thallium
Mercury
Other metals
PAHs
Dioxins and furans
PCBs

Oxides of nitrogen
Sulphur dioxide
Carbon monoxide
Particulates
Hydrogen chloride
VOCs
Hydrogen flouride
Ammonia
Cadmium and Thallium
Mercury
Other metals
PAHs
Dioxins and furans
PCBs

Concentration
per m3
Background
(annual mean)
Plume
Oxides of nitrogen22 µg247 ng(1%)
Sulphur dioxide3.32 µg61.7 ng(2%)
Carbon monoxide209 µg103 ng(0%)
Particulates14.7 µg10.3 ng(0%)
Hydrogen chloride710 ng12.3 ng(2%)
VOCs270 ng20.6 ng(8%)
Hydrogen flouride2.35 µg2.05 ng(0%)
Ammonia820 ng20.6 ng(3%)
Cadmium and Thallium570 pg41.1 pg(7%)
Mercury2.8 ng41.1 pg(1%)
Other metals124 ng617 pg(0%)
PAHs980 pg216 fg(0%)
Dioxins and furans33 fg0.123 fg(0%)
PCBs129 pg216 fg(0%)
Display parameters
Zoom:
+
Area:
Centred
Downwind
Emissions:
Planned
Latest weather data
Wind 2.2 mph (1 m/s) from 90°. Cloud cover: 2/10. Temp: 4°C. Pressure: 1013 mb. Data from Bournemouth airport at 23:20.