NEMP 1982: Water Physics and Chemistry in the Northwest Atlantic

Northwest Atlantic Ocean water column data were collected from May 28 to June 4, 1982, as part of the North East Monitoring Program. The dataset, processed to the NODC F004 standard, likely contains measurements of chemical parameters like salinity, pH, and oxygen, and physical parameters like temperature and current velocity. It includes cruise and station information with environmental conditions from moored current meter and bottle casts.

Use Cases

• Analyzing short-term temporal variability in water chemistry based on time-series measurements from moored instruments.
• Studying the relationship between physical parameters (e.g., temperature, density) and chemical concentrations (e.g., nutrients, chlorophyll).
• Establishing a historical baseline for environmental conditions in the Northwest Atlantic using cruise and station metadata.
• Calibrating or validating regional oceanographic models with in-situ measurements of current velocity components.

Strengths

• Data adheres to a documented, standard archival format (NODC F004), which suggests consistent structure.
• Provides a precise temporal snapshot from a known 8-day field campaign in 1982.
• Cross-platform presence on government data portals indicates formal curation and archival importance.

Limitations

• Critical metadata is missing, including row count, specific column names, file size, and license information.
• Sources conflict on the 'last updated' date, with one showing 1982 and others showing a future date (2026), casting doubt on metadata maintenance.
• The dataset's scale is limited to a single, brief cruise, restricting analysis to a specific time and region.

Provenance

Source

National Ocean Service (NOS), submitted as part of the North East Monitoring Program (NEMP) project.

Collection Method

Collected via moored current meter and bottle casts, processed by NODC to the F004 format.

Time Range

1982-05-28 to 1982-06-04

Freshness

2026-04-01 15:14:12.170702

Geography

Northwest Atlantic Ocean