Details of Ardley Plume Plotter

This page should be read in conjunction with How Plume Plotter Works. It provides more details specific to the Ardley version of Plume Plotter.

Stack measurements

All of these are taken from [1]:

Emissions

The emission rates of pollutants are taken from [1]. These are:

The emission rates of pollutants are of two types. The planned emission rates are as given in [1]. They are listed below:

PollutantEmission rate
per second
Oxides of nitrogen10.88 g
Sulphur dioxide2.72 g
Carbon monoxide2.72 g
Particulates PM10544 mg
Hydrogen chloride544 mg
Hydrogen flouride54.4 mg
TOC544 mg
Ammonia272 mg
Mercury2.72 mg
Cadmium and thallium2.72 mg
Other metals27.2 mg
Dioxins and furans5.44 ng
BaP7.46 μg

The actual emission rates are the annual average for 2016, as reported in [2]. They are listed below:

PollutantEmission rate
per second
Oxides of nitrogen8.128 g
Sulphur dioxide823.1 mg
Carbon monoxide438.7 mg
Particulates PM1054.4 mg
Hydrogen chloride299.3 mg
Hydrogen flouride1.945 mg
TOC48.42 mg
AmmoniaN/A
Mercury70.18 μg
Cadmium and thallium37.26 μg
Other metals10.65 mg
Dioxins and furans875.8 pg
BaP666.4 ng

Background levels

The background levels of pollutants are taken from [1]. These are:

PollutantBackground
concentration per m3
Oxides of nitrogen16.04 μg
Sulphur dioxide2.59 μg
Carbon monoxide124.2 μg
Particulates PM1018.59 μg
Hydrogen chloride1.74 μg
Hydrogen flouride9.6 μg
TOC180 ng
Ammonia2.3 μg
Mercury1.55 ng
Cadmium and thallium70 pg
Other metals48.22 ng
Dioxins and furans14 fg
BaP108 pg

Weather data

Weather data is taken from METAR reports from a local airport: Brize Norton RAF.

Upper air data is the latest reported by the Nottingham upper air station.

References

1. ENERGY FROM WASTE FACILITY, ARDLEY LANDFILL. AIR QUALITY – TECHNICAL APPENDIX 5-1. ATMOSPHERIC DISPERSION MODELLING. SLR Ref: 409.0036.00349. October 2008.

2. Ardley Energy from Waste Facility Annual Performance Report 2016.