Union, United States

Mason County - Unknown

Certification Candidate

See it on the map Explore Union

Beach type

Sand beach

Water quality

Good

Length

24 m

Region

Washington

The Water Record

Official EPA advisory history for this beach, 2000–2026.

Advisory-free seasons: 27 seasons running
Advisories since 2000: 0
Most recent advisory: None on record

Source: EPA BEACON, the federal Beach Advisory and Closing Online Notification system. We render the record; we don't write it.

Run this town? Put the official record on this page. Daily safety flags and water quality, published by your municipality.

Plan your visit

StayHotels & rentals near this beachNo inns in Clancy's notebook yet — run a place nearby? Claim this beach.

EatRestaurants & cafés near this beachNo tables in Clancy's notebook yet — run a place nearby? Claim this beach.

DoTours, rentals & activitiesNothing in Clancy's notebook to do yet — run a place nearby? Claim this beach.

Run a business near Mason County - Unknown? Claim this beach — commission-free direct listings for stays, restaurants, and activities.

Beaches nearby

Main St Rd EndUnion · 0.2 km
Union Public Boat LaunchUnion · 0.4 km
Summer Tide Resort And MarinaTahuya · 3 km
Alderbrook ResortUnion · 3 km
Rendsland CreekTahuya · 3.3 km

Field notes — quick answers

Is Mason County - Unknown Blue Flag certified in 2026?

Not currently — Mason County - Unknown does not hold Blue Flag certification for the seasons we track. We list it as a Certification Candidate; certified beaches nearby are on the Union page.

Where is Mason County - Unknown?

Mason County - Unknown is in Union, in the Washington region of United States. The interactive map shows it in context with every other beach we track nearby.