Impervious to corrosion and rust and highly resistant to damage from impact and harsh weather elements, polyethylene plastic tanks are renowned for their durability.

At Greer, we’ve spent years designing each and every one of our tanks to last you a long time under our extreme conditions. Each plastic water tank is tested and certified for safely storing potable water. They are lightweight, durable, and won’t rust or crack in our Alaskan weather conditions.

Our polyethylene plastic above-ground tanks are NSF approved for storing potable drinking water and are BPA free. We have a wide range of connections, fittings & configurations available.

Click on the tab below to see available sizes.

Plastic Above Ground Water Tanks Product Details

Standard Features:
  • Made from high-grade polyethylene plastic.
  • Wall construction 1/4″ to 5/8″ thickness for extra strength.
  • All tanks and fittings are BPA Free.
  • Approved by the NSF for storage of potable drinking water.
  • Available in Rectangular or Vertical Cylindrical designs.
Vertical Cylindrical Above Ground Water Tanks
Rectangular Above Ground Water Tanks:


* In Fairbanks – 105 gallon has 1 1/2″ Bulkhead Fitting & 4″ Manway.
* In Anchorage – 105 gallon has 1” SpinWeld fitting & 2” Fill w/Tethered Cap.

** 150 & 200-gallon tanks have 1 1/2” Bulkhead Fitting & 8” Manway

Vertical Cylindrical Above Ground Water Tanks***:


*** All sizes have 1 1/2” Bulkhead Fittings & 16” Manways w/ vent.