Version 4.9.2

The address for DataHub will be changing to exclusively https://datahub.chesapeakebay.net on October 1, 2023.

https://data.chesapeakebay.net will not work after October 1, 2023.
Please make any necessary changes to your API calls and favorites. We apologize for any inconvenience.

Toxics Data

Data Type: Physical and Nutrient Parameters

Date Range: 1970-present

Data is currently being collected under the following grants: CB97327001, DW1294418701, DW1394418801.