Underground tank leak detection for rest houses & farms in Al Hmra, Riyadh

Prepared by the technical team · editorial review · last updated 13 November 2026 · Sources

What is specific about Al Hmra for underground tank leak detection

The centre of Al Hmra is at 24.7762, 46.7527, about 10.5 km from the centre of Riyadh, with an approximate radius of 1.2 km. The approximate area shown on the map is centred here. The centre of Al Hmra sits about 623 m above sea level (SRTM open elevation data).

Main roads in or near Al Hmra: King Abdullah Road, Imam Abdullah bin Saud bin Abdulaziz Road, Imam Abdullah bin Saud bin Abdulaziz Road.

An owner of a rest house or farm often notices the problem only after it has been running for a while. The water bill climbs without any obvious reason, the pump runs longer than it should, or a damp patch appears on the ground near the storage area. Because the tank sits underground, none of this is visible at first, and by the time the signs are clear, a good deal of water may already have escaped into the soil.

For a property in Al Hmra, the local facts are worth keeping in mind. The centre of Al Hmra is at 24.7762, 46.7527, about 10.5 km from the centre of Riyadh, with an approximate radius of 1.2 km, so most sites are a short drive from the city yet still rely on their own water storage. The centre of Al Hmra sits about 623 m above sea level (SRTM open elevation data), which means the ground and drainage on your land should be checked as part of any assessment, since slope affects where leaked water would travel. For coatings, the tank internal coating (per m²) is SAR 25–70 per m², so the cost of resurfacing depends heavily on the tank's size and the condition of its lining.

A sensible sequence starts with a simple record check. Note your monthly water usage over several months and compare it against what you expect for your occupancy or irrigation. Next, look at the area around the tank and the pipe runs for wet ground, soft patches, or unexplained green growth. Then arrange a proper test of the tank and its connections, and ask for a written report that shows where any loss was found. If the lining is damaged, get a quote based on the coated area, using the per-square-metre range above. Finally, after any repair, keep recording usage so you can confirm the leak has stopped and catch any new problem early.

Rest houses and farms often have long buried lines, tanks and irrigation that need separate tests.

Signs that call for underground tank leak detection

If you notice one of these signs in Al Hmra, it is a good moment to talk to the team:

• A noticeable drop in the water level overnight
• The pump runs for longer periods
• The tank needs refilling faster than usual
• Damp or salt marks on the tiles above the tank

Causes we see in the field

• A common cause: a float valve that does not close, so water is wasted.
• Construction joints and corners — we check this before anything else.
• Cracks in the concrete tank walls or floor — we check this before anything else.

Tools and methods, and when we use them

How the work is done, step by step

1. Safety first: Tank lids and confined spaces are handled with ventilation and a second person on site.
2. Documented level test: Filling and use are stopped and the level is recorded against time.
3. Isolating the tank from the network: This tells us whether the loss is from the tank body or from the supply line.
4. Checking the body and connections: Inlet, outlet and overflow connections are inspected.
5. Recommendation: You get the next step in writing: repair, waterproofing or a line test.

Quick comparison: facts and costs in Al Hmra

Common questions about underground tank leak detection in Al Hmra

What we advise against

• Waterproofing the tank before confirming the loss is from the tank and not the line
• Ignoring the float valve

The written outputs

You receive: the written level-test result and the recommended next step, in a technical report with a verification code.