News

As of today, we have published our new measurements of particulate matter from the Beta Absorption Monitor (BAM) 1020 at Veenkampen. Functioning of the device (From Met One Instruments): "At the beginning of each sample hour, a small 14C (carbon-14) source emits...

Veenkampen station experiences a major interruption due to internet failure. The problem started this morning at 0630 UTC and was resolved later in the morning. At 1400 UTC the problem returned and we are working hard to resolve the issue. Needless to say, this has c...

Amsterdam flux database is now extended with data from 2020-10 up to 2022-08. The original database originated back to 2022-11.

Update 15-10-2024 (17:05): Maintenance completed. Operational services are resumed. Maintenance on the back-end server is planned for Tuesday 15-10-2024 (~ 10:00 onwards) until Wednesday 16-10-2024 (~ 16:00). Near-real time data will not be available during this time...

We started creating our very own MAQ-Observations GitHub to provide our users with clarity and insight in how we fill our database, and to provide some basic Python API request/post-processing scripts to use our data other than through the web-interface. To this end, we...

We have updated our MAQ Data License for the use of the MAQ-Observations data in publications. We have provided references to the three separate databases (Veenkampen, Loobos, Amsterdam) in our Data License.

We have fully migrated our MySQL database (Monday, 2024-04-15). Unfortunately, we had a temporary downtime over the weekend. We thank you for your cooperation and patience.

We will be finalizing the migration of the MAQ-Observations.nl MySQL database this Friday (April 12th). This means that our near-real time data will not be updated. We will resume our near-real time data services in the evening. Historical data will remain available. ...

We will migrate our database during the coming weeks (up to 12-04-2024). This might cause some inconvenience and downtime of our services.

The Meteorology and Air Quality group of Wageningen University & Research runs three sites, where we collect meteorological and air quality measurements. The three sites are carefully chosen to represent the most frequent land cover types in the Netherlands: Veenkam...

We have added 12 new streams for the Loobos site today. This includes 8 Leaf Wetness streams LWmV1 to LWmV8 which can detect the presence of water or ice on an artificial leaf (https://www.campbellsci.com/lws). The data is available from 2023-08-07 onwards and is update...

At Veenkampen we have Teledyne T200 and T400 instruments to measure ozone (O3), nitrogen oxide (NO) and nitrogen dioxide (NO2) as important indicators for air quality. This data is now included in the Veenkampen database and it goes back until January 2022. Feel free to...

We have added two new streams to the Veenkampen site: PM2.5 and PM10. The data is also part of the advanced 'Composition' package at Veenkampen. Particulate matter (PM) is damaging for human health and is therefore often used in studies about air quality. At Veenkamp...

The web-developers have made significant progress and improvements on the MAQ-observations web page over the last weeks. Some notable improvements are: A different database structure that allows for downloads of a much larger volume (both timespan and number of str...

Spring is arriving with sunny but cold weather conditions. In the coming weeks we will deploy a high quality particulate matter PM2.5 instrument at Veenkampen.

In March 2021, a new 38 m tall tower was built in Loobos, near Kootwijk. Along with the 6 m sea container, the site is becoming an attractive research infrastructure. Researchers from Wageningen University, Utrecht University and TU Delft have installed various sensors....