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

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

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

This fact sheet provides water monitoring information about site conditions, including water depth, weather, tidal stage, etc.

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

This fact sheet provides water monitoring information about water clarity and turbidity, including why they're important and how they're monitored.

This set of fact sheets provides useful information about water monitoring parameters like dissolved oxygen, chlorophyll, and benthic macroinvertabrates.

This report card, produced with Antietam-Conococheague Watershed Alliance as part of the Chesapeake Monitoring Cooperative, assesses the condition of the Antietam Creek and watershed using volunteer monitoring data.

Published in 2024, the 2023 Severn River Report Card summarizes data collected in the summer of 2023. Overall health of the Severn River rose to a 77% (C+), compared ot a 72% (C-) in 2022. This change is driven by the recovery of Severn River seagrasses. The report card also discusses the progress of oyster restoration in the Severn River. Higher-than-average salinity in 2023 likely contributed to the presence of baby oysters that were found growing outside of restoration areas.

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 second year in a row.