# Q40992437

> lighthouse on Mälaren in Strängnäs Municipality, Sweden

**Wikidata**: [Q40992437](https://www.wikidata.org/wiki/Q40992437)  
**Source**: https://4ort.xyz/entity/q40992437


## References

1. Swedish list of lights. 1978
2. [Fyrwiki](https://fyr.org/wiki/index.php/Okn%C3%B6_H%C3%A4lludde)
3. [notice to mariners. 2023](https://ufs.sjofartsverket.se/pdf/2023/985SV.pdf)
4. notice to mariners. 1996