High water bill for duplexes in Al Yasmyn, Riyadh

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

Before we start: what we know about Al Yasmyn

The centre of Al Yasmyn is at 24.8169, 46.6361, about 12.2 km from the centre of Riyadh, with an approximate radius of 3.7 km. The approximate area shown on the map is centred here. Al Yasmyn has both villas and apartment buildings.

The centre of Al Yasmyn sits about 655 m above sea level (SRTM open elevation data). Main roads in or near Al Yasmyn: King Fahd Road, King Salman Road, Anas bin Malik Street.

The nearest wadi channel is about 2.1 km from the centre of Al Yasmyn (OpenStreetMap).

Al Yasmyn sits at 24.8169, 46.6361, about 12.2 km from the centre of Riyadh, with an approximate radius of 3.7 km. It is a mixed neighbourhood with both villas and apartment buildings, so the water demand on any single street can vary a great deal from one plot to the next. Duplex owners here are often sharing a supply line, a rooftop tank and a pump with the unit next door, which makes a sudden jump in the water bill harder to trace to a single source.

The centre of Al Yasmyn is about 655 m above sea level, according to SRTM open elevation data, and the nearest wadi channel runs about 2.1 km from the centre, as mapped by OpenStreetMap. In practice, the elevation affects how hard pumps must work to lift water into roof tanks, so a pump running longer than usual can push up consumption even when no tap is left open. The wadi proximity matters for the tank itself: fine dust and sediment carried by seasonal runoff can settle and enter the storage area, which is one reason a tank inspection is worth scheduling when a bill rises without explanation. A technician will check float valves, overflow pipes and the pump cycle, rather than assuming the meter is faulty.

Owners in Al Yasmyn often make the same few mistakes. Many assume the bill must be wrong and ignore a steady rise over several months, when a slow leak in a shared pipe is the more likely cause. Others replace a float valve but skip the internal condition of the tank, even though interior coatings are usually priced per square metre, at SAR 25–65 per m², so an accurate measurement of the tank before quoting is sensible. A further error is leaving a pump on manual, which keeps water cycling into an overflowing tank. Checking these points early usually shows where the extra water is going.

In a duplex, the two floors often share lines, so tests are done floor by floor.

Signs that call for high water bill

These are the signs most often linked to high water bill:

• A sudden jump in the bill without a clear reason
• The meter moves at night
• The tank fills more often than before

The most common causes

• A float valve that does not close.
• A silent leak in the network — we check this before anything else.
• A leaking toilet cistern.

Tools we use in Al Yasmyn

The steps in order

1. Two meter readings: Readings are taken with all use stopped, some time apart.
2. Cisterns and float valve: The usual silent causes are checked first.
3. Instrument survey: If the loss continues, the network is surveyed with instruments.
4. Report: You receive the readings in writing.

Quick comparison: facts and costs in Al Yasmyn

Questions from Al Yasmyn

What we advise against

• Waiting for the next bill instead of testing the meter

The written outputs

You receive: a report with the readings to support your follow-up on the bill, in a technical report with a verification code.