Underground tank leak detection for rest houses & farms in Am Slym, Riyadh

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

Before we start: what we know about Am Slym

The centre of Am Slym is at 24.6338, 46.6984, about 9.2 km from the centre of Riyadh, with an approximate radius of 1.2 km. The service-area circle on the map below is drawn from this point. Main roads in or near Am Slym: King Fahd Road, King Fahd Sub Road, Sheikh Abdulaziz bin Baz Road.

The nearest wadi channel is about 2.4 km from the centre of Am Slym (OpenStreetMap). The centre of Am Slym sits about 595 m above sea level (SRTM open elevation data).

Picture a farm owner in Am Slym who keeps a buried diesel or water tank to run a pump, a generator, or irrigation through the year. Nothing looks wrong above ground, but the tank has been out of sight for years, and the first sign of trouble may be a drop in the level that nobody can quite explain. A rest house owner faces the same quiet risk, with guests relying on a steady water supply and staff topping up the tank without thinking much about what lies beneath.

Am Slym sits at roughly 24.6338, 46.6984, about 9.2 km from the centre of Riyadh, with an approximate radius of 1.2 km. The centre of the area sits about 595 m above sea level, and the nearest wadi channel is about 2.4 km away. For an owner, these facts matter because a site this close to the city may see steady pressure on its land and groundwater, while its elevation and proximity to a wadi channel mean water moves across the landscape after heavy rain. A buried tank that is leaking can therefore affect more than the property alone, and an owner should not assume that a small loss is harmless simply because the site is quiet.

Start by recording the tank's age, its capacity, and any past repairs, then check the level daily against usage so that a gradual gap becomes visible early. Next, arrange an inspection of the tank's internal condition, and if the surface is worn, ask for a quote for internal coating, which is commonly priced at SAR 25–70 per m², so you can compare the area to be treated with the cost. Keep a simple written log of every reading, every delivery, and every repair, because a clear history makes it far easier to tell a real leak from measurement error. Finally, agree on a clear plan with your maintenance provider before a problem appears, so that repairs can be scheduled promptly and your guests or workers are not left without water or fuel.

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

Signs worth paying attention to

The following signs are worth checking before they grow:

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

Where the problem usually comes from

• A float valve that does not close, so water is wasted.
• Cracks in the concrete tank walls or floor.
• A common cause: construction joints and corners.

Tools and methods, and when we use them

The steps in order

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.

Facts and costs — Am Slym

Questions from Am Slym

Common mistakes we see

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

The written outputs

The written output: the written level-test result and the recommended next step. The report is numbered and can be checked with its verification code.