# Fredrickson Slough

> tributary to Willapa Bay in Pacific County, Washington, United States

**Wikidata**: [Q49916945](https://www.wikidata.org/wiki/Q49916945)  
**Source**: https://4ort.xyz/entity/fredrickson-slough


## References

1. Geographic Names Information System. 2018
2. OpenStreetMap
3. National Hydrography Dataset
4. GeoNames
5. National Elevation Dataset