UK Data: UK air quality (Defra)
Live UK air pollution from Defra monitors: NO2, PM2.5, PM10, ozone and the Daily Air Quality Index
What it does
UK Data: UK air quality (Defra) is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.
No capability identified yet from its description.
Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.
At a glance
How to connect
As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 2h ago (live check)Hosted endpoint
https://ukdata.reliness.co.uk/mcp/air-qualitystreamable-http
In Claude Code: claude mcp add --transport http uk-data-uk-air-quality-defra https://ukdata.reliness.co.uk/mcp/air-quality
MCP settings (Claude Desktop, Cursor and other MCP clients)
{
"mcpServers": {
"uk-data-uk-air-quality-defra": {
"url": "https://ukdata.reliness.co.uk/mcp/air-quality"
}
}
}Live check
Electra Index connected to the hosted endpoint 2h agoONLINE UK Data: UK air quality (Defra) answered an MCP connection on 07 Nov 2026 and introduced itself as air-quality 1.0.0 (MCP protocol 2025-06-18).
7 tools offered to AI assistants
air_quality_stations_near· Lists the official Defra AURN air quality monitoring sites near a UK point, nearest first, with the headline pollutants each currently measures (NO2, ozone, PM2.5, PM10). Every UK-AIR station id is checked against its latest reading and marno2_level_near· Latest hourly nitrogen dioxide (NO2) reading in ug/m3 at the nearest working Defra AURN monitor, with its Daily Air Quality Index band (1-10, Low to Very High) and health advice. NO2 is mainly traffic and diesel pollution, the UK's headlinepm25_level_near· Latest hourly fine particulate (PM2.5) reading in ug/m3 at the nearest working Defra AURN monitor, plus its 24-hour mean and the Daily Air Quality Index band and health advice that mean gives. PM2.5 is the pollutant most linked to health efpm10_level_near· Latest hourly coarse particulate (PM10) reading in ug/m3 at the nearest working Defra AURN monitor, plus its 24-hour mean and the Daily Air Quality Index band and health advice that mean gives. Useful for Saharan dust episodes, constructionozone_level_near· Latest hourly ground-level ozone (O3) reading in ug/m3 at the nearest working Defra AURN monitor, plus its 8-hour mean and the Daily Air Quality Index band and health advice that mean gives. Ozone peaks on hot sunny days (summer smog), ofteair_quality_index_near· One answer to "what is the air quality near me today": the overall UK Daily Air Quality Index (1-10, Low, Moderate, High or Very High) with health advice, calculated from the latest NO2, ozone, PM2.5 and PM10 measurements at the nearest worair_pollutant_history· Hourly readings of one pollutant at one Defra UK-AIR monitor over a period of 1 to 168 hours (7 days): up to 100 hourly rows are shown (the latest), while the minimum, maximum, mean, peak hour and daily means cover the whole period. For evi
What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method
Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.
Facts & evidence
Each fact shows where it was seen and when.| Fact | Value | Evidence | Source | Last confirmed |
|---|---|---|---|---|
| Hosted endpoint | https://ukdata.reliness.co.uk/mcp/air-quality | DECLARED | SRC-001 Official MCP Registry | 6h ago |
| Local install (package) | no | DECLARED | SRC-001 Official MCP Registry | 6h ago |
| Remote access (hosted) | yes | DECLARED | SRC-001 Official MCP Registry | 6h ago |
| Website | https://ukdata.reliness.co.uk | DECLARED | SRC-001 Official MCP Registry | 6h ago |
| Registry status | active | DECLARED | SRC-001 Official MCP Registry | 6h ago |
| Version | 1.5.0 | DECLARED | SRC-001 Official MCP Registry | 6h ago |
| MCP server | yes | DECLARED | SRC-001 Official MCP Registry | 6h ago |
Change history
- NEW06 Nov 2026first seen in the index
Is this page accurate?
Flag it and our robot re-checks the official source. Reports never change a score.Is UK Data: UK air quality (Defra) still online?
Free alerts · no account▲ 0Do you run UK Data: UK air quality (Defra)? Know when it stops answering
For publishers · optionalIts hosted endpoint can be monitored. Monitoring Pro connects every 30 minutes like an AI assistant, emails you within the hour when it stops answering, keeps a 90-day availability history and adds your answer rate to your badge.
Monitoring never changes a score or a rank.
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How do I connect UK Data: UK air quality (Defra)?
Use the hosted endpoint https://ukdata.reliness.co.uk/mcp/air-quality in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.
What tools does UK Data: UK air quality (Defra) offer?
When Electra Index connected on 07 Nov 2026, it listed 7 tools: air_quality_stations_near, no2_level_near, pm25_level_near, pm10_level_near, ozone_level_near, air_quality_index_near, air_pollutant_history. The full list is in "Live check" above.
Is UK Data: UK air quality (Defra) online?
Yes. Its hosted endpoint answered an MCP connection from Electra Index 2h ago.