PUB investigating after some Bedok Reservoir residents notice brown water running from taps

A concerning incident involving discolored tap water has raised alarms among residents of Block 611 Bedok Reservoir Road in Singapore. The issue came to light when some residents began noticing brown water coming from their taps, prompting immediate action from local authorities. The Public Utilities Board (PUB), Singapore’s national water agency, was alerted to the situation on June 16, following reports from an affected resident. This marked the beginning of an investigation into the cause of the unusual water discoloration.

The PUB, in collaboration with the Aljunied-Hougang Town Council, which oversees the housing estate, conducted a joint inspection at the resident’s unit on the evening of June 16. During this visit, officials performed flushing operations at the affected unit and two others on the same floor. According to PUB, water samples drawn from the main water supply lines showed no abnormalities in terms of water quality. Additionally, the town council took measures to flush the internal service pipes within the affected area, which reportedly helped clear the discolored water.

Residents have shared their experiences of the incident, highlighting the impact it had on their daily lives. One affected resident, Nicole Phua, 31, described how she first noticed the discolored water on June 12, followed by similar occurrences on June 15 and 16. She noted that the water had a metallic smell and appeared intermittently throughout the day. Despite the inconvenience, Phua mentioned that she unknowingly used the discolored water for brushing her teeth before realizing the potential risk. As a precaution, she is awaiting the results of water sample tests to determine whether the water was safe for consumption. Meanwhile, her neighbors resorted to purchasing bottled water for their daily activities, including washing and cooking.

Phua revealed that this was not the first time she encountered such an issue. A few months prior, she had experienced brown water from her taps, which she initially attributed to routine water tank cleaning. However, the recurrence of the problem has led her to question the underlying cause. She explained that despite running her taps for extended periods—up to an hour—the discolored water left behind yellowish-brown sediment in her sink and toilet bowl. Although the water has since cleared up, the exact reason for the discoloration remains under investigation.

PUB has acknowledged that common causes of discolored water, as outlined on its official website, include routine maintenance tasks such as the cleaning of water tanks and the flushing of service pipes in buildings. Other factors could involve heavy draw-offs from water mains due to leaks, which might suspend minerals in the water and alter its color. In certain cases, internal home fixtures, corroded pipes, or components of storage-type water heaters could contribute to the issue. PUB emphasized that while the water mains tested normal, the root cause of the incident is still being probed in conjunction with the Aljunied-Hougang Town Council and affected residents.

As the investigation continues, PUB has assured the public that it is actively working alongside the town council and residents to identify the precise cause of the discolored water. Residents remain hopeful for clarity regarding the incident, which has underscored the importance of maintaining reliable water infrastructure. While the immediate concern appears to have subsided, the episode serves as a reminder of the need for ongoing vigilance and prompt responses to ensure the safety and quality of Singapore’s water supply.