To add a site, select Configuration Editors > Site/Parameter, and highlight your System name. Click the Add Site button and enter a Name for the Site.To edit a Site, double- click a Site from the Site/Parameter tree.

To save new or edited sites, click the Save icon from the upper left-hand corner of the AirVision screen, or click the Agilaire icon and select Save. Fields in the Site Configuration Editor are described below.

The Site Editor (Figure 3-5) contains the following fields for information about the site:

• Name (Required) - Alphanumeric characters to refer to the site, e.g., NKnox
• Description - Brief description of the site, e.g., North Knoxville (optional)
• Abbreviation - This field is used for special file import formats only.
• Time Zone (Required) - Select from drop-down list.
• Enabled (Required for polling) - Check the box to enable the site. If this box is not selected the site will not be polled.
• Latitude - To comply with EPA standards, enter latitude in decimal format. For example, 75 degrees, 15 minutes, and 0 seconds would be entered as 75.250000. Enter up to 2 places and a minus sign if needed to the left of the decimal and up to 6 places to the right of the decimal.
• Longitude - To comply with EPA standards, enter longitude in decimal format. For example, 75 degrees, 15 minutes, and 0 seconds would be entered as 75.250000. Enter up to 2 places and a minus sign if needed to the left of the decimal and up to 6 places to the right of the decimal
• EPA Site - Two-character site code provided by EPA
• AIRNow Mnemonic - Optional reference for internal use only--not used by EPA
• Surrogate Slope - Used to calculate a projected (forward rolling) eight-hour average for ozone if needed, computed with the slope/intercept formula required by EPA
• Surrogate Offset - Used to calculate a projected (forward rolling) eight hour average for ozone if needed, computed with the slope/intercept formula required by EPA
• File Input Code - Single character used for file import templates in special cases only
• EPA County or Tribal Code - County or Tribal code provided by EPA
• Address - Physical address of the Site
• Additional Information - You can add notes at the bottom of the Site Editor by clicking on the asterisk at the bottom of the screen. Enter a Name, for example “Distance to tree line,” and a Value, for example “70 feet.” When you have completed your entry press the Enter key on your computer keyboard. Your entry will be moved to the next row in the Additional Information section.

Note that for sites that exist in different time zones than the server, data is always reported in the system in time 'local' to the site (e.g., hour 08 data at a site in the Central time zone is reported in hour 08, even if the server or client is in the Eastern time zone).