Lake Learning column: Monitoring water clarity
Did you know that the easiest, most inexpensive way to monitor water quality in a lake is with a simple white disk? This type of water monitoring is free. The measurement tool is called a Secchi disk. It is a metal disk, 8 inches in diameter that has a cord attached to the middle. This cord has 6 inch increments marked on it. Each foot is marked in black, while each half foot is marked in red.
Are you a newspaper subscriber but you don't have a Digital Access account yet? https://secure.forumcomm.com/?publisher_ID=40&event=subscriber/lookup.
You will need your subscription account number and phone number. Not sure if you have an account? Email us at firstname.lastname@example.org and we can help you.