Residents across eight municipalities in the Metropolitan Region are preparing for a significant, 36-hour suspension of their potable water supply. The service interruption, scheduled to facilitate essential improvement and reinforcement work on the distribution network, is being managed by Aguas Andinas.
The service stoppage is set to begin on Friday, May 22, at 8:00 p.m., with the company estimating that normal service will be restored by 8:00 a.m. On Sunday, May 24. This maintenance operation is intended to bolster the long-term reliability of the local water infrastructure.
Did You Know?
Did You Know? To mitigate the impact on residents, authorities have deployed a contingency plan that includes 72 specialized water storage tanks, each with a 3,000-liter capacity, alongside a fleet of 20 water tanker trucks.
Scope of the Interruption
The impact of the water cut will vary by location. The municipality of La Cisterna will experience a total suspension of service, while the commune of El Bosque will see an 80% disruption. Specific sectors within La Pintana, San Miguel, La Florida, La Granja, San Bernardo, and San Ramón are also included in the affected area.

Joel Olmos, the mayor of La Cisterna, confirmed that local preparations are underway to support the population. According to the mayor, the municipality has established a network for alternative supply, which includes the aforementioned tanker trucks and 40 designated water delivery points.
Expert Insight:
Expert Insight: Large-scale infrastructure maintenance of this nature requires a delicate balance between immediate public inconvenience and the necessity of preventing future, unplanned failures. While the 36-hour window is substantial, the success of such operations often hinges on the effectiveness of the contingency distribution network and the ability of residents to maintain responsible consumption habits during the transition period.
Looking Ahead
As the start time for the maintenance work approaches, residents are being urged to organize their households and store water in advance. Should the infrastructure improvements encounter technical delays, the restoration of service could potentially take longer than the current estimates. Local authorities are expected to monitor the effectiveness of the 40 delivery points and the tanker truck routes to ensure that the most vulnerable areas maintain access to water throughout the weekend.
Frequently Asked Questions
When will the water service be restored?
The estimated time for the restoration of service is Sunday, May 24, at 8:00 a.m.
Which areas are affected by the cut?
The suspension affects the entirety of La Cisterna, 80% of El Bosque, and specific sectors in La Pintana, San Miguel, La Florida, La Granja, San Bernardo, and San Ramón.
What resources are available for those without water?
Authorities have deployed 72 water storage tanks of 3,000 liters each, 20 water tanker trucks, and established 40 specific water delivery points.
How are you managing your household water storage in preparation for this weekend’s service interruption?
