Alton Plume Plotter
Alton incinerator plume
at 08:50 on Fri, 27 Dec 2024
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The map shows the (predicted) current state of pollution from the proposed incinerator at A31, near Froyle.

The red line shows wind direction. Green rings show distance (km). Colours show concentration of oxides of nitrogen at ground level. Maximum: 3.25 µg/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
TOC
Hydrogen flouride
Ammonia
Cadmium and thallium
Mercury
Other metals
PAHs
Dioxins and furans
PCBs

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

Concentration
per m3
Background
(annual mean)
Plume
Oxides of nitrogen14.8 µg3.25 µg(22%)
Sulphur dioxide4.93 µg813 ng(17%)
Carbon monoxide255 µg1.36 µg(1%)
Particulates15.1 µg136 ng(1%)
Hydrogen chloride710 ng163 ng(23%)
TOC310 ng271 ng(87%)
Hydrogen flouride2.35 µg27 ng(1%)
Ammonia2.49 µg271 ng(11%)
Cadmium and thallium190 pg542 pg(285%)
Mercury1.51 ng542 pg(36%)
Other metals24.9 ng8.14 ng(33%)
PAHs160 pg2.85 pg(2%)
Dioxins and furans33 fg1.63 fg(5%)
PCBs127 pg136 pg(107%)
Display parameters
Zoom:
+
Area:
Centred
Downwind
Emissions:
Planned
Latest weather data
Wind 2.2 mph (1 m/s) from 320°. Cloud cover: 10/10. Temp: 5°C. Pressure: 1033 mb. Data from Odiham airport at 08:50.