Montana Tree Ring Chronology from 528 to 15 BCE

Tree ring width measurements from the Springdale site in Montana, United States. The chronology covers 514 years, from 528 to 15 years before the present (BP). Data is archived by NOAA's World Data Service for Paleoclimatology.

Use Cases

• Reconstruct past climate variables like temperature or precipitation using annual tree ring width as a proxy.
• Calibrate climate models by comparing the tree ring chronology against known historical climate events.
• Analyze growth patterns and anomalies within the 514-year tree ring series to identify extreme environmental events.
• Perform cross-dating with other regional tree ring chronologies to validate and extend climate records.

Strengths

• 514-year continuous chronology providing a multi-century climate record.
• Data is curated and archived by the authoritative NOAA World Data Service for Paleoclimatology.

Limitations

• Sample size and replication depth for individual years are unknown, which affects statistical confidence.
• The dataset's last update was in 1965, indicating the core data is temporally stale and newer methods have not been applied.
• Geographic coverage is limited to a single site (Springdale, Montana), reducing regional representativeness.

Provenance

Source

NOAA National Centers for Environmental Information (NCEI), World Data Service (WDS) for Paleoclimatology.

Collection Method

Tree ring analysis (dendrochronology).

Time Range

528 to -15 calendar years BP (Before Present).

Freshness

null

Geography

Springdale site, Montana, United States of America.