Field guide
Guide to water storage tanks
An irrigation water tank stores supply between filling and watering cycles. This diagram node currently has no listed tanks, so the page explains the component role without offering a tank for purchase. A water storage tank for irrigation must be sized against source refill, daily use and the pump's operating needs.
Plan usable volume, outlet height, overflow, access and protection from debris. Check the intended water quality and structural installation requirements for any future tank; the category name alone does not establish capacity or material.
Where and when to use it
An irrigation water tank stores a measured volume between a source and the irrigation network. It can buffer a low-yield source or support a timed pump schedule when correctly sized. No tanks are currently listed on this route. Decide whether the need is daily volume, short-term balancing or a fertigation stock tank; these are different designs with different materials and safety requirements.
How it works
Stored volume falls as irrigation draws water and rises as the source refills it. Usable volume is less than nominal capacity because of outlet height, sediment allowance and operating controls. Elevation can provide some gravity head, but many drip and sprinkler systems still need a pump or regulator to reach their rated pressure. Open storage can introduce particles and biological growth.
How to plan and install it
- Calculate peak daily irrigation volume and the source's refill rate.
- Choose tank capacity, material, foundation, cover and overflow for the intended water.
- Plan screened inlet, service isolation, safe overflow and a protected outlet to the pump or mainline.
- Commission level controls and verify usable drawdown without exposing the pump intake.
Operation and maintenance
Inspect covers, inlets and sediment; clean according to water use and material instructions. Protect against freezing or heat where relevant. Recheck water quality downstream and keep a record of tank drawdown. Do not infer capacity or potability from a generic category illustration.
Common questions
How big should a water storage tank for irrigation be?
Start with peak daily crop demand, source refill rate and the desired operating buffer, then account for unusable volume.
Are irrigation water tanks sold here now?
No products are currently listed on this category route.
Technical reference: UGA Extension, Irrigation and Technology Assessment. Use the selected product manual and local requirements for final design.