Scientists measure a water’s pH level to see if it is acidic, basic, or neutral.  Let’s look at contributing factors that could tilt the scales in one direction or another.

Printables:

pH Scale Text

pH Scale Visual Aid 2

pH Scale Visual Aid

Additional Links:

The USGS provides some information about the pH scale.

https://www.usgs.gov/special-topic/water-science-school/science/ph-and-water?qt-science_center_objects=0#qt-science_center_objects

A short summary about why pH is an important measurement.

https://sciencing.com/effect-ph-living-organisms-6723807.html

A video about how living organisms tolerate different pH levels in the water column.

https://www.youtube.com/watch?v=x-nI3Ws7nxQ