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Air Quality in Northern Ireland Data Selector

This page contains all the items needed to access automatic data and simple statistics from our database. You can select items in any order you like, just make your choices and click 'Update Selections' at the bottom of each section. Follow this link if you require data from Non-automatic monitoring networks.

Limiting Menu Options
To help you find what you're looking for, you can force the menus to show you only options that are relevant to your previous selections. For example, having selected a particular Monitoring Site, only show Pollutants that are measured at that Site. This feature can be switched on and off using the tick-box further down this page. Click here for more information on how to use this feature.

Reset Data Request
You can start again with a blank data request by clicking the Reset button at any time.
Please note: This will clear all your current selections and cannot be reversed!

Limiting Menu Options
To help you find what you're looking for, you can force the menus to show only options that are relevant to your previous selections. For example, having selected a particular Monitoring Site, when limited, the menus will only show Pollutants that are measured at your selected Monitoring Site. This feature can be switched on and off using the tick-box in the right-hand column of the page.

How does this help me?
This helps prevent you from selecting data that just does not exist. However, if you are selecting data from more than one Monitoring Site it is still possible to select Pollutants that may be measured at one Monitoring Site but not another. In this case the Data Selector will warn you that some of your selections do not have data.

Why would I want to switch this off?
Most of the time you won't want to switch this off, however, if you change your data request part way through or modify a data request that you've used before, you may find that the menus don't allow you to select new options because they're not relevant to the options you selected in the past. In this case, you can switch of Limiting Menu Options by unticking the checkbox in the right-hand column and clicking the Update button. Alternatively, you can reset individual selections (click the Reset links) or you can reset the whole data request by clicking the Reset button.

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Data Selections










Menu Options - Limited
Options are limited by previous selections. To show all menu options, untick this box and click the Update button below.
 Only show options that are relevant to my previous selections.
More information More Information

Reset Data Request
You can start again with a blank data request by clicking the Reset button at any time. Please note: This will clear all your current selections and cannot be reversed!