Our software

ADMS, atmospheric dispersion software

Looking for reliable, recognized and easy-to-use atmospheric dispersion software? The ADMS range lets you perform precise calculations for impact studies on air quality and public health, whatever the emission type.

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ADMS — what is it?

The ADMS suite consists of atmospheric dispersion modeling software designed to assess the impact of various emission sources on air quality and public health.

These advanced, Gaussian-type models cover a wide range of situations to deliver reliable, detailed results.

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A robust, recognized suite

Developed by CERC since 1994 and distributed by NUMTECH since 2003 in France and French-speaking countries, ADMS software represents the state of the art in Gaussian dispersion models.

Used internationally, they are recognized by many national authorities for their accuracy and effectiveness.

Modeling made simple with ADMS

ADMS software provides a user-friendly GUI (fully in French) and the built-in Mapgen visualizer for standalone use. A Geographic Information System is not required.

For users already working with GIS, ADMS file import/export is optimized via shapefile formats for smooth integration.

Input data collection is simplified with our DAD offering to provide meteorological and topographic data, ready to be used in models.

Interface simplifiée des outils ADMS

NUMTECH services

An offer tailored to your needs

Licences ADMS

Licenses

Perpetual purchase or rental from a few months to several years.

Formations ADMS (Qualiopi)

Training

Two days to master the tool, delivered by our engineers on-site or remotely.

2025 Training Catalogue
Serveurs de calcul ADMS

Compute servers

Available for temporary computing power needs.

Assistance technique ADMS

Technical assistance

On-demand support to help junior engineers or review your modeling.

Support & maintenance ADMS

Technical support & maintenance

To ensure access to the latest updates and resolve issues quickly.

For complex needs, our team is also available to carry out your studies
or help configure your simulations.

ADMS Training & Atmospheric Modelling

Since 2000, NUMTECH has been training engineers and technicians in the use of atmospheric dispersion models, in particular the ADMS software suite. To address increasingly complex impact studies driven by the evolving regulatory context, NUMTECH continually upgrades its modelling tools and expertise. The 2025 training catalogue includes a course on the latest version of the ADMS software dedicated to industrial dispersion studies: ADMS 6. We also continue to offer general courses on atmospheric dispersion modelling and on modelling for the “Air & Health” sections of impact assessments.

Our training courses

Objectives: Learn to use ADMS 6 for atmospheric dispersion studies: understand and convert input data (meteorology, topography, emissions), run simulations, visualize results, and use the core ADMS 6 options required for chronic impact studies.

Audience: Beginner or intermediate users. Open to consulting firms, industrial companies, organizations, associations, and public authorities.

Minimum required level: Engineers or technicians new to dispersion modeling.

Objectives: Master advanced features and specific modules of ADMS 6. Be able to position ADMS 6 (and justify its selection) among the different families of dispersion models, and assess model sensitivity and uncertainties.

Audience:Users wishing to advance their ADMS 6 practice, master the advanced modules, and understand the tool’s limits and strengths.

Minimum required level: Engineers already familiar with ADMS 6.

Objectives: Learn to use ADMS-Roads for studies on the impact of road traffic ("Air & Health" section): understand and convert input data (meteorology, topography, emissions), run simulations, visualize results, and use the main options of ADMS-Roads.

Audience:Open to engineering consultancies, local authorities, and CEREMA (French public agency for risks, environment, mobility and planning).

Minimum required level: Engineers working in air pollution and impact assessments ("Air & Health" section).

Objectives: Learn to use ADMS-Urban for studies on urban air quality or the impact of complex road networks: understand and convert input data (meteorology, topography, emissions), run simulations, visualize results, and use the main options of ADMS-Urban.

Audience:Open to Air Quality Monitoring Associations (AASQA), local authorities, and CEREMA.

Minimum required level: Engineers already working in the field of air quality and air pollution.

Certification Qualiopi pour les formations ADMS
2025 Training Catalogue 2025 Training Calendar Registration form Internal regulations View our Qualiopi certificate

adms range

A model for every situation

ADMS-Roads
ADMS-Roads

Tool dedicated to the dispersion of traffic-related pollutants

Download the factsheet
ADMS-Airport
ADMS-Airport

Specialized tool for modeling emissions and air quality at airports

Download the factsheet
ADMS 6
ADMS6

Flexible, recognized model for simulating atmospheric dispersion in all situations

Download the factsheet
ADMS-Urban
ADMS-Urban

High-resolution model for air quality at the scale of a city or neighborhood

Download the factsheet
ADMS-Roads
ADMS-Roads

Tool dedicated to the dispersion of traffic-related pollutants


Download the factsheet
ADMS-Airport
ADMS-Airport

Specialized tool for modeling emissions and air quality at airports


Download the factsheet
ADMS 6
ADMS 6

Flexible, recognized model for simulating atmospheric dispersion in all situations


Download the factsheet
ADMS-Urban
ADMS-Urban

High-resolution model for air quality at the scale of a city or neighborhood


Download the factsheet

adms range

ADMS 6, the industrial reference model

ADMS6 is the reference tool for assessing industrial impacts and risks. It is perfectly suited to dispersion calculations as part of Health Risk Assessments (HRA).

Shape
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When is it used?

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Who is it for?

Request a demo → Download the factsheet

ADMS RANGE

ADMS-Roads, specialist in road-traffic impact

Illustration des cas d’usage ADMS-Roads
Logo ADMS-Roads

ADMS-Roads is dispersion software specifically designed to assess the impact of road-traffic emissions on air quality, whatever the infrastructure.
Applications:

  • Creation, improvement or requalification of roadways
  • Tram, BRT, LEZ projects…
  • Development of rail lines

ADMS-Roads is particularly suited to the "Air & Health" components of infrastructure projects

Request a demo → Download the factsheet

ADMS RANGE

ADMS-Urban, the urban modeling platform

Logo ADMS-Urban

ADMS-Urban is a comprehensive platform dedicated to computing atmospheric pollutant concentrations at urban scale. It takes into account all source types and the most significant complex effects.

Applications:

  • Air-quality analysis and comparison with regulations
  • Population exposure assessment
  • Design and simulation of policies and action plans for improving air quality (LEZ, etc.)
  • Health impact simulation for planning projects
  • Street-level air-quality forecasts
Request a demo → Download the factsheet
Illustration urbaine pour ADMS-Urban

ADMS RANGE

ADMS-Airport, specialist in airport platforms

ADMS-Airport is the ideal tool for managing air quality within airport areas.

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Which emission sources?

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Who is it for?

Request a demo → Download the factsheet

They trust us:

F. A. Q

Do you have any questions?

Foire aux questions sur la gamme ADMS
Input data include:

Characteristics of emitting sources and their emissions
Pollutants (gases or particles)
Characteristics of buildings near sources
Meteorological data
Environmental descriptors (terrain, land use)
It is a mathematical model that seeks a Gaussian-type solution to the dispersion equations governing concentrations.

ADMS includes an analytical calculation of boundary-layer height rather than turbulence stability classes, making it particularly effective.

It also fully accounts for emission temperature and velocity effects on dispersion, beyond a simple plume rise.
Yes — ADMS includes effects related to buildings, terrain, land use, specific releases (jets, temperature, combination of sources) as well as advanced meteorological data.

Contact us to learn more!

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