Learn how to submit pond water samples to be tested for total alkalinity and total hardness.

1. Use a 16.9- to 20-ounce plastic bottle with a screw-on lid. No glass.
2. Rinse the bottle well.
3. Submerge the clean plastic bottle in your pond, and allow all the air to bubble out.
4. Replace the cap. Tip: Fill the sample bottle fully and minimize the amount of dirt and plant matter in the sample. Never submit a weed sample in a water sample.
5. Label the sample with your name and phone number, including area code.
6. Package the sample in an appropriate container, such as a box or mail pouch, and mail to your county Extension office.

To be completed by the county Extension office. Samples can be mailed to:

Name/Office:

Address:

City:

State:

Zip Code:

Illustration of 6 simple steps for submitting pond water samples