# Isohis Slough

> tributary to Skagit Bay in Skagit County and Snohomish County, Washington state, United States of America

**Wikidata**: [Q113472667](https://www.wikidata.org/wiki/Q113472667)  
**Source**: https://4ort.xyz/entity/isohis-slough


## References

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