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aermap [2025/05/15 09:16] – [4.3. Configuring AERMET] murilogerberaermap [2025/05/15 10:48] (current) – murilogerber
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 ===== 4.1 Introduction ===== ===== 4.1 Introduction =====
  
-AERMAP is a topographic preprocessor developed by the EPA (Environmental Protection Agency) to support the atmospheric dispersion model [[aermod|AERMOD]]. It processes terrain elevation data, generating essential information about the relief that influences pollutant dispersion.+**AERMAP** is a topographic preprocessor developed by the EPA (Environmental Protection Agency) to support the atmospheric dispersion model [[aermod|AERMOD]]. It processes terrain elevation data, generating essential information about the relief that influences pollutant dispersion.
  
 Primary Objective: Primary Objective:
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 == Figure 1 == == Figure 1 ==
  
-<WRAP box center> {{:national.png |Figure 1 – Receptors}}<WRAP center> **Figure 1:** Receptor domain region </WRAP> </WRAP>+<WRAP box center> {{:recepthor.png |Figure 1 – Receptors}}<WRAP center> **Figure 1:** Receptor domain region </WRAP> </WRAP>
 ===== 4.2. Required Files for AERMAP ===== ===== 4.2. Required Files for AERMAP =====
 ==== 4.2.1. National Elevation Dataset (NED) ==== ==== 4.2.1. National Elevation Dataset (NED) ====
  
-First, download the AERMAP executable from [[https://www.epa.gov/scram/air-quality-dispersion-modeling-related-model-support-programs| EPA AERMAP]] and extract the file to the folder ''C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP''.+First, download the **AERMAP** executable from [[https://www.epa.gov/scram/air-quality-dispersion-modeling-related-model-support-programs| EPA AERMAP]] and extract the file to the folder ''C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP''.
  
-Next, visit: [[https://apps.nationalmap.gov/downloader/|National Map]] to acquire elevation data for AERMAP. Follow the steps below, as shown in [[#Figure 1|Figure 1]]:+Next, visit: [[https://apps.nationalmap.gov/downloader/|National Map]] to acquire elevation data for **AERMAP**. Follow the steps below, as shown in [[#Figure 2|Figure 2]]: 
 +  - Click the search bar and type ''Bloomigton'', then select ''Bloomington, Illinois''; 
 +  - Adjust the zoom as shown in the figure and click ''Extent''; 
 +  - Select the region of interest by left-clicking to draw the area; 
 +  - Check ''Elevation Products (3D Elevation Program Products and Services)'' under Data; 
 +  - Check ''Select All'' under Subcategories; 
 +  - Click "Search Products".
  
-Click the search bar and type ''Bloomigton'', then select ''Bloomington, Illinois'';+== Figure 2 ==
  
-Adjust the zoom as shown in the figure and click ''Extent'';+<WRAP box center> {{:national.png |Figure 2 – AERSURFACE download}}<WRAP center> **Figure 2:** Download the elevation data </WRAP> </WRAP>
  
-Select the region of interest by left-clicking to draw the area;+Now locate the data ''USGS 1 Arc Second n41w089 20240104'' and ''USGS 1 Arc Second n41w090 20240104'' and click their respective ''Download'' links, as shown in [[#Figure 3|Figure 3]]:
  
-Check ''Elevation Products (3D Elevation Program Products and Services)'' under Data; +== Figure 3 ==
- +
-Check ''Select All'' under Subcategories; +
- +
-Click "Search Products". +
- +
-== Figure 1 == +
- +
-<WRAP box center> {{:national.png |Figure 1 – AERSURFACE download}}<WRAP center> **Figure 1:** Download the elevation data </WRAP> </WRAP> +
-Now locate the data ''USGS 1 Arc Second n41w089 20240104'' and ''USGS 1 Arc Second n41w090 20240104'' and click their respective ''Download'' links, as shown in [[#Figure 2|Figure 2]]: +
- +
-== Figure 2 ==+
  
-<WRAP box center> {{:nationalLink.png |Figure 2 – AERSURFACE download}}<WRAP center> **Figure 2:** Download the .TIF data </WRAP> </WRAP>+<WRAP box center> {{:nationalLINK.png |Figure 3 – AERSURFACE download}}<WRAP center> **Figure 3:** Download the .TIF data </WRAP> </WRAP>
 Save the files to ''C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP'' and rename them to ''n41w089'' and ''n41w090''. Save the files to ''C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP'' and rename them to ''n41w089'' and ''n41w090''.
  
-Create a subfolder named ''Seamless_dem'' within AERMAP and move the files ''n41w089'' and ''n41w090'' there.+Create a subfolder named ''Seamless_dem'' within **AERMAP** and move the files ''n41w089'' and ''n41w090'' there.
 Next, download a ''.Tif'' image converter to make these files compatible with the subprocessor (native .tif files are compressed). Next, download a ''.Tif'' image converter to make these files compatible with the subprocessor (native .tif files are compressed).
-Click {{ :conversao.rar|conversao}} and extract it to the AERMAP folder. Open CMD and enter:+Click {{ :conversao.rar|conversao}} and extract it to the **AERMAP** folder. Open CMD and enter:
  
 ''gdal_translate -of GTiff -co COMPRESS=NONE "C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP\Seamless_dem\n41w089.tif" "C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP\Seamless_dem\a1.tif"'' ''gdal_translate -of GTiff -co COMPRESS=NONE "C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP\Seamless_dem\n41w089.tif" "C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP\Seamless_dem\a1.tif"''
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 ===== 4.3. Configuring AERMAP ===== ===== 4.3. Configuring AERMAP =====
 With all inputs ready, configure **AERMAP**. With all inputs ready, configure **AERMAP**.
-Create a text file named aermap with the following content:+Create a text file named ''aermap'' with the following content:
  
 <code>CO STARTING <code>CO STARTING
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 | SOURCLOC Bloomington.src | Output file with source elevations/hill heights | | SOURCLOC Bloomington.src | Output file with source elevations/hill heights |
  
-===== 4.4. Running AERMET =====+===== 4.4. Running AERMAP =====
  
 With ''aermap.txt'' ready, open CMD and navigate to ''C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP''. With ''aermap.txt'' ready, open CMD and navigate to ''C:\Users\Cliente\Desktop\AermodTutorial\4.AERMAP''.
-Type ''aermap aermap.txt'' and press Enter to generate AERMAP outputs. This may take time due to the high number of receptors per project.+Type ''aermap aermap.txt'' and press Enter to generate **AERMAP** outputs. This may take time due to the high number of receptors per project.
  
 Wait for the process to complete, and in the end, we will have the last two files required for the final execution of [[aermod|AERMOD]]:   Wait for the process to complete, and in the end, we will have the last two files required for the final execution of [[aermod|AERMOD]]:  
aermap.1747325808.txt.gz · Last modified: 2025/05/15 09:16 by murilogerber
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