Trees bring shade, privacy, and natural beauty to a pool area, but their roots continue spreading as they mature. When large trees grow too close to a swimming pool, expanding roots may reach underground plumbing, the deck, the skimmer, or other connected structures. Pool plumbing damage often develops out of sight, so the first noticeable clue may be unexplained water loss or a physical change around the pool.
Can Tree Roots Really Damage Pool Plumbing?
Healthy roots usually cannot break through strong, properly installed PVC pipes. The risk increases when plumbing already has a small crack, weak fitting, loose joint, or poor connection. Roots growing around the affected area can place additional pressure on the pipe as they become thicker. Changes in the surrounding soil may also move plumbing slightly, turning a minor weakness into a continuing underground leak.
How Roots Affect Pipes, Decks, and Pool Structures
Pool circulation lines normally run underground between the pool and its equipment. Large roots can press against suction lines, return lines, elbows, and fittings or disturb the soil supporting them. Roots may also lift concrete, create uneven pavers, press against the skimmer, or worsen existing separation around the pool shell. If thick roots are removed carelessly, the empty space left in the soil can later cause parts of the deck or surrounding ground to settle.
Warning Signs of Root-Related Pool Damage
Possible warning signs include unexplained water loss, damp ground, soft soil, raised concrete, sinking pavers, or new cracks near the skimmer. Homeowners may also notice air entering the pump or weaker flow from the return jets when underground plumbing is affected. These symptoms do not prove that roots caused the problem because leaks, settling, and circulation issues can develop for other reasons. The source should be confirmed before any roots are cut or surfaces are opened.
Why Testing Should Come Before Digging
Opening a pool deck based only on suspicion can create unnecessary damage and expense. A professional can first determine whether the pool is losing more water than expected and then test individual plumbing lines. Pressure testing can show which line is leaking, while electronic listening equipment may help locate the sound of escaping water underground. Once the damaged area is identified, the repair can be planned with less digging and less disruption to the surrounding pool area.
How to Reduce the Risk Around Your Pool
Before planting a new tree, consider its mature size and expected root spread, not just how it looks when young. Leave enough space between large trees and the pool shell, deck, equipment pad, and underground plumbing route. Existing trees do not always need to be removed, but changes in the deck, soil, and pool water level should not be ignored. A properly planned root barrier may help in some locations, while major root cutting should be discussed with a qualified tree professional.
FAQs About Tree Roots and Pool Damage
These answers cover important decisions homeowners may face when tree roots are suspected near a swimming pool.
How close is too close for a large tree near a pool?
There is no single safe distance for every tree. Its mature root spread, species, pool location, and underground plumbing route all matter.
Can tree roots cause a swimming pool to lose water?
Yes. Roots may contribute to leaks by shifting pipes, stressing fittings, or worsening existing damage around plumbing, skimmers, or the pool shell.
Will cutting the roots solve the problem?
Not necessarily. Cutting roots without locating the damage may leave the leak unresolved and could weaken or destabilize the tree.
How can professionals confirm that roots damaged the pool?
Testing can identify the leaking line or structure, but careful excavation or direct inspection may be needed to confirm that roots contributed to the damage.
Need Pool Leak Detection & Repair Services in Tulsa?
A falling water level or shifting pool deck can leave you wondering what is happening underground. 600Monkeys provides professional pool leak detection to find the source of water loss and determine whether pool plumbing damage is involved. When repairs are needed, our pool leak repair team can address the problem and help prevent further damage.