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- Lab number
- A-68bis
- Material dated
- charcoal
- Locality
- Hereford quadrangle, Cochise County, Arizona
- Date uploaded
- January 15, 2024
- Updater
- Wyoming team
- Date updated
- December 31, 2020
- Measured Age
- 1800 ± 140
- Normalized Age
- 1800
- Significance
- Late Archaic, anomalous, young; Archaïque inférieur, anormal, jeune
- Context
- erosional channel of San Pedro River with artifacts tentatively identified with Chiricahua stage of Cochise culture
- Additional information
- Radiometric