Lake Erie Optical Measurements for Water Quality Analysis

Optical and physical measurements collected from Lake Erie, funded by the National Institutes of Health and the National Science Foundation. The dataset is hosted by the OB_DAAC on NASA EarthData and appears on multiple government platforms, indicating its established use. The most recent platform update was recorded in March 2026.

Use Cases

• Analyzing chlorophyll-a concentrations using ocean optics data to monitor algal blooms.
• Correlating ocean temperature and salinity-density measurements to study thermal stratification.
• Mapping spatial distributions of chemical properties using geospatial coordinates.
• Investigating seasonal changes in water clarity through time-series optical measurements.
• Modeling nutrient cycling by integrating ocean chemistry and temperature data.

Strengths

• Cross-platform presence on NASA EarthData and Data.gov signals established importance and curation.
• Data is associated with the OB_DAAC, a specialized NASA data center for ocean biology.
• Includes measurements for multiple earth science domains: ocean chemistry, optics, temperature, and salinity.

Limitations

• Critical metadata is missing: column names, row counts, and file sizes are unknown across all sources.
• The license is inconsistently reported as 'other-license-specified' or null, requiring user verification.
• The temporal range and specific collection methodology are not provided.

Provenance

Source

OB_DAAC (NASA Ocean Biology Distributed Active Archive Center).

Collection Method

In-situ measurements made in Lake Erie.

Time Range

null

Freshness

2026-03-13 01:22:47.892461

Geography

Lake Erie.