# Vretbo upper light

> lighthouse on Mälaren in Västerås Municipality, Sweden

**Wikidata**: [Q41069568](https://www.wikidata.org/wiki/Q41069568)  
**Source**: https://4ort.xyz/entity/vretbo-upper-light


## References

1. [Fyrwiki](https://fyr.org/wiki/index.php/Vretbo)
2. Swedish list of lights. 1978
3. notice to mariners. 1991
4. [notice to mariners. 2022](https://ufs.sjofartsverket.se/pdf/2022/934SV.pdf)