Pond Answers
One question, one specific pond, one real computed number. Find the pump, UV clarifier, aeration, salt dose, koi count, and liner size for your exact pond, then jump to the calculator to fine-tune.
Answers by pond size
Tap a size for the full guide, or jump straight to one question.
Pond liner sizes by dimension
The exact EPDM liner and underlayment size for common pond footprints.
6 x 6 ft Pond, 1.5 ft Deep
11 x 11 ft liner 路 ~404 gal
6 x 6 ft Pond, 2 ft Deep
12 x 12 ft liner 路 ~539 gal
10 x 6 ft Pond, 1.5 ft Deep
15 x 11 ft liner 路 ~673 gal
8 x 6 ft Pond, 2 ft Deep
14 x 12 ft liner 路 ~718 gal
8 x 6 ft Pond, 2.5 ft Deep
15 x 13 ft liner 路 ~898 gal
8 x 8 ft Pond, 2 ft Deep
14 x 14 ft liner 路 ~957 gal
8 x 8 ft Pond, 2.5 ft Deep
15 x 15 ft liner 路 ~1,197 gal
10 x 6 ft Pond, 2 ft Deep
16 x 12 ft liner 路 ~898 gal
10 x 8 ft Pond, 2 ft Deep
16 x 14 ft liner 路 ~1,197 gal
10 x 8 ft Pond, 2.5 ft Deep
17 x 15 ft liner 路 ~1,496 gal
10 x 10 ft Pond, 2.5 ft Deep
17 x 17 ft liner 路 ~1,870 gal
10 x 10 ft Pond, 3 ft Deep
18 x 18 ft liner 路 ~2,244 gal
12 x 8 ft Pond, 2 ft Deep
18 x 14 ft liner 路 ~1,436 gal
12 x 8 ft Pond, 2.5 ft Deep
19 x 15 ft liner 路 ~1,795 gal
12 x 10 ft Pond, 2.5 ft Deep
19 x 17 ft liner 路 ~2,244 gal
12 x 10 ft Pond, 3 ft Deep
20 x 18 ft liner 路 ~2,693 gal
12 x 12 ft Pond, 3 ft Deep
20 x 20 ft liner 路 ~3,231 gal
14 x 10 ft Pond, 2.5 ft Deep
21 x 17 ft liner 路 ~2,618 gal
14 x 10 ft Pond, 3 ft Deep
22 x 18 ft liner 路 ~3,142 gal
14 x 12 ft Pond, 3 ft Deep
22 x 20 ft liner 路 ~3,770 gal
14 x 14 ft Pond, 2.5 ft Deep
21 x 21 ft liner 路 ~3,665 gal
16 x 10 ft Pond, 2.5 ft Deep
23 x 17 ft liner 路 ~2,992 gal
16 x 12 ft Pond, 2.5 ft Deep
23 x 19 ft liner 路 ~3,590 gal
16 x 12 ft Pond, 3 ft Deep
24 x 20 ft liner 路 ~4,308 gal
16 x 16 ft Pond, 3 ft Deep
24 x 24 ft liner 路 ~5,745 gal
20 x 10 ft Pond, 3 ft Deep
28 x 18 ft liner 路 ~4,488 gal
20 x 12 ft Pond, 3 ft Deep
28 x 20 ft liner 路 ~5,386 gal
20 x 14 ft Pond, 3 ft Deep
28 x 22 ft liner 路 ~6,283 gal
20 x 16 ft Pond, 3 ft Deep
28 x 24 ft liner 路 ~7,181 gal
20 x 20 ft Pond, 3 ft Deep
28 x 28 ft liner 路 ~8,976 gal
Not sure of your gallons?
Start with the pond volume calculator to get your true volume, then every answer here lines up with your pond.