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United States / WA / Island County / 45IS225 / Beta-228339
- Lab number
- Beta-228339
- Material dated
- charcoal
- Type of date
- Archaeological
- Locality
- Island
- Elevation (m ASL)
- 10
- Date uploaded
- January 18, 2024
- Updater
- Wyoming team
- Date updated
- December 31, 2020
- Measured Age
- 340 ± 60
- Normalized Age
- 370 ± 60
- δ13C (per mil)
- -23.1
- Context
- sample taken from Unit 6 s wall profile, sample taken at interface of distrubed and intact shell midden, ~30 cmbs
- Additional information
- RadiometricPlus