Deschutes River Ponderosa Pine Tree-Ring Chronology from Oregon

376 to -45 calendar years before present (BP) of tree-ring width measurements from ponderosa pine (PIPO) in the Deschutes region of Oregon, USA. This paleoclimatology dataset is archived by the NOAA National Centers for Environmental Information under the World Data Service for Paleoclimatology. The data was published in 1995.

Use Cases

• Reconstruct past temperature or precipitation anomalies using the tree-ring width time-series as a climate proxy.
• Calibrate the tree-ring chronology against instrumental climate records from the Oregon region for climate model validation.
• Analyze long-term growth trends and responses to environmental stressors in ponderosa pine populations.
• Cross-date and correlate this chronology (ITRDB OR051) with other regional tree-ring datasets to study spatial climate patterns.

Strengths

• Covers a 421-year time period from 376 to -45 BP, providing a multi-century climate record.
• Part of the authoritative International Tree-Ring Data Bank (ITRDB) collection curated by NOAA NCEI.

Limitations

• Data record ends at -45 BP (approximately 1995 CE), lacking recent decades for contemporary climate analysis.
• Limited geographic scope to a single site (Deschutes, Oregon), reducing spatial representativeness.
• Specific sample depth (number of tree cores) and measurement statistics are unknown from the provided metadata.

Provenance

Source

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

Collection Method

Tree-ring data collected via dendrochronological core sampling and cross-dating techniques.

Time Range

376 to -45 calendar years before present (BP).

Freshness

null

Geography

Deschutes region, Oregon, United States of America.