IM-Series Potable Water Tank

IM-Series Potable Water Tank Logo

The Infiltrator IM-Series Potable water tanks are lightweight, strong and durable. These potable, watertight tank designs are offered with Infiltrator’s potable heavy-duty lids. Infiltrator injection-molded tanks provide a revolutionary improvement in plastic tank design, offering long-term exceptional strength and watertightness.

Do not install the tank in vehicular traffic areas. The tank is designed for non-traffic applications.

Infiltrator’s IM-Series Potable water tanks are available in 552-gallon, 1287-gallon and 1787-gallon capacities.

IM Series Potable Tanks Cut Sheet

  IM-550C IM-1280C IM-1760C
Size 62″W x 65″L x 55″H
(1575 mm x 1651 mm x 1397 mm)
62″W x 127″L x 55″H
(1575 mm x 3226 mm x 1397 mm)
62″W x 176″L x 55″H
(1575 mm x 4460 mm x 1397 mm)
Total Capacity 552 gal (2089 L) 1287 gal (4872 L) 1787 gal (6765 L)
Fiberglass Supports 0 2 4
Weight 191 lbs (87 kg) 346 lbs (157 kg) 501 (227 kg)


  • Strong injection molded polypropylene construction
  • NSF/ANSI-61-certified for potable uses
  • Lightweight plastic construction and inboard lifting lugs allow for easy delivery and handling
  • Integral heavy-duty green lids that interconnect with EZsnap risers and pipe riser solutions
  • Structurally reinforced access ports eliminate distortion during installation and pump-outs
  • Reinforced structural ribbing and fiberglass bulkheads offer additional strength
  • Can be installed with 6″ to 48″ of cover
  • Can be pumped dry
  • Suitable for use as a potable tank, rainwater harvesting tank, or water storage tank
  • No special water filling requirements are necessary
  • The tank may be backfilled with suitable native soil. See installation instructions for guidance.