# Hamviken upper light

> lighthouse in Piteå Municipality, north Bothnian coast, Sweden

**Wikidata**: [Q41735513](https://www.wikidata.org/wiki/Q41735513)  
**Source**: https://4ort.xyz/entity/hamviken-upper-light


## References

1. Swedish list of lights. 1978
2. [NGA List of Lights, Radio Aids and Fog Signals. 2017](http://msi.nga.mil/MSISiteContent/StaticFiles/NAV_PUBS/NIMA_LOL/Pub116/Pub116bk.pdf)
3. [Fyrwiki](https://fyr.org/wiki/index.php/Hamviken)
4. [notice to mariners. 2018](https://www-o.sjofartsverket.se/UfsPdf/721SV.pdf)