Skip to Main Content
mallows bay buoy

Mallows Bay Charts and Data Summary

The Maryland Department of Natural Resources is partnering with the National Marine Sanctuary Foundation to deploy and maintain a real-time water quality monitoring buoy at Mallows Bay in the Potomac River. To read more details about our partnership, click here.

The charts and tables below display the most recent 7 days of data from Mallows Bay.


NMFS logo   Maryland Department of Natural Resources logo


To learn about all the interactive chart features, please click the link below:
>> Instructions for saving chart images & navigating interactive chart features <<

Note: Current year data are provisional and have not yet been through our rigorous Quality Assurance procedures.

Hints:
-Click on parameters in the legend to toggle them on/off in the chart.
-Drag and select an area of the chart to zoom in.


Mallows Bay Daily Means:

Sample
Date
 
Avg
Sal
(ppt)
Avg
Temp
(°C)
Avg
Temp
(°F)
Avg
DO
(mg/L)
Avg
DO%
(%Sat)
Avg
pH
 
Avg
Turb
(NTU)
Avg
Chl
(ug/L)
Avg
BGA
(RFU)
7/3/20 0.1 28.6 83.4 7.8 100.4 7.76 13.1 7.8 .
7/2/20 0.1 17.8 64.1 5.1 66.6 4.87 6.8 5.4 .
7/1/20 0.1 16.5 61.6 4.8 61.9 4.62 7.3 3.7 .
6/30/20 0.1 28.2 82.8 8.9 114.8 8.08 11.3 8.2 .
6/29/20 0.1 27.9 82.2 9.0 115.2 8.10 11.9 10.4 .
6/28/20 0.1 27.7 81.8 9.2 116.5 8.13 10.9 12.5 .
6/27/20 0.1 27.1 80.8 9.0 113.3 8.10 11.0 12.1 .