This report card provides a transparent, timely, and geographically detailed assessment of Chesapeake Bay and its Watershed. While bay health focuses on ecological indicators, watershed health includes ecological, economic, and societal indicators. This is the first year that watershed water quality trends have been calculated. Overall, Chesapeake Bay scored 56%, a C+. This was the highest score ever for the Bay, and long-term trends continue to significantly improve.

Este informe ofrece una evaluación transparente, oportuna y geográficamente detallada de la Bahía de Chesapeake y su cuenca hidrográfica. Mientras que la salud de la bahía se centra en indicadores ecológicos, la salud de la cuenca incluye indicadores ecológicos, económicos y sociales. Este es el primer año en que se han calculado las tendencias de la calidad del agua en la cuenca. En conjunto, la Bahía de Chesapeake obtuvo una puntuación del 56 % (una calificación de C+).

This report card, produced with Patapsco Heritage Greenway as part of the Chesapeake Monitoring Cooperative, assesses the condition of the Patapsco River using volunteer monitoring data for the fourth year in a row.

Este conjunto de fichas informativas proporciona información útil sobre parámetros de monitorización del agua como el oxígeno disuelto, la clorofila y los macroinvertebrados bentónicos.

This fact sheet provides water monitoring information about bacteria, including why it's important and how it's monitored.

This fact sheet provides monitoring information about benthic macroinvertebrates, including why they're important and how they're monitored.

This fact sheet provides water monitoring information about chlorophyll, including why it's important and how it's monitored.

This fact sheet provides water monitoring information about conductivity, including why it's important and how it's monitored.

This fact sheet provides water monitoring information about dissolved oxygen, including why it's important and how it's monitored.

This fact sheet provides water monitoring information about nitrogen, including why it's important and how it's monitored.