Next free-source huntWe check for new free data every weekday.
OSINTDatasetNewAdded 2026-11-13

Syke open geospatial services (Finnish Environment Institute)

Finland: environmental map layers such as groundwater areas, via keyless WMS and WFS
Freeauth: noneCC-BY-4.0✓ verified Nov 13, 2026
Free?
FreeFree keyless WMS and WFS.
Sign-up?
None neededCall it straight away
Commercial use?
YesCC-BY-4.0, with credit

The fine print

License note
Syke's open data are under CC BY 4.0 (the page links the 4.0 deed); cite the licensor and dataset name. Some other Syke-distributed data use other terms and are not this entry. Signal Lab links only.
Required attribution
Required by CC BY 4.0: credit Syke and name the dataset.
Open paikkatiedot.ymparisto.fi

The prompt works in any assistant connected to Signal Lab.

The short version. Switch to see exactly what an AI agent reads.
// Overview

Syke open geospatial services (Finnish Environment Institute)

The Finnish Environment Institute (Syke) runs keyless OGC WMS and WFS services for its open environmental layers, such as groundwater areas.

Coverage

Finland: environmental map layers such as groundwater areas, via keyless WMS and WFS.

Good for

#osint#environment#geospatial#finland#wfs#government

Verdict

An official Finnish environmental layer source for maps and spatial joins, alongside usgs-earthquakes. Licence: CC-BY-4.0: the licence page says "Open data distributed by the Finnish Environment Institute (Syke) is licenced under Creative Commons Attribution 4.0 International licence." Some other Syke-distributed data use other terms and are not this entry. Rate limits: Not stated as a number; the WMS documentation asks heavy WFS/WCS users to contact Syke. Signal Lab links only.

// Limits

Free limits & license

PriceFree
Authnone
Free tierFree keyless WMS and WFS.
Rate limitNot stated as a number; heavy WFS/WCS users are asked to contact Syke.
LicenseCC-BY-4.0
License noteSyke's open data are under CC BY 4.0 (the page links the 4.0 deed); cite the licensor and dataset name. Some other Syke-distributed data use other terms and are not this entry. Signal Lab links only.
Last verifiedNov 13, 2026

Limits belong to the provider and can change. Always confirm on the evidence page.

Get the free weekly email

Free weekly email of newly verified free data. Unsubscribe by emailing us.

Information and education only. Not financial, investment, legal or tax advice. Listings can be inaccurate, incomplete or out of date and are provided "as is". Free tiers, limits and licenses belong to each provider and can change, so check the provider's own terms before you rely on them. Terms & Disclaimer

// Similar sources