Algarve Steps Up With Faro and Others as Portugal’s Reservoirs Hit 74%, Unlocking Stronger Water Security and New Hope for Tourism Growth

Water security is improving in Portugal’s Algarve region as the country’s reservoirs are now at 74% capacity. Faro, Lagos, Albufeira, Portimão and Tavira, which are tourist hot spots along the Algarve, as well as other areas, should be better prepared for the hydrological year which began on 1 October, due to the improved conditions of the six main reservoirs which were storing about 74% of their capacity at the time.

The reservoirs contained approximately 328 million cubic metres of water as of 28 September. This represents an increase of around 13 million cubic metres compared with the same period a year earlier, indicating an improvement in the Algarve’s stored water reserves.

The figures provide a more encouraging starting point as southern Portugal moves towards the wetter part of the year. However, the stronger reservoir position does not remove the region’s longer-term water challenges. Continued conservation, improvements to supply infrastructure and development of alternative water sources remain central to protecting the Algarve against future periods of drought and low rainfall.

Stronger Reservoir Levels Give the Algarve Greater Water Security

The Algarve has faced sustained pressure on its water resources because of periods of limited rainfall, high seasonal demand and the needs of households, agriculture, tourism and other economic activities. Reservoir levels are therefore closely watched throughout the region.

With the six main reservoirs collectively reaching around 74% capacity, the Algarve enters the latest hydrological cycle in a healthier position than it did one year earlier.

The additional 13 million cubic metres of stored water provides a bigger buffer as the region moves into autumn and winter. This is particularly important because these months normally bring the rainfall required to replenish reservoirs, groundwater resources and other parts of the regional water system.

Nevertheless, stronger reserves are not being treated as a reason to abandon conservation measures. The long-term objective remains to make the Algarve less vulnerable to changing rainfall patterns and recurring periods of water scarcity.

Faro, Lagos, Albufeira, Portimão and Tavira Depend on Reliable Water Supplies

Reliable water resources are especially important across major population and tourism centres such as Faro, Lagos, Albufeira, Portimão and Tavira. These destinations form an important part of the Algarve’s tourism economy and experience substantial demand for accommodation, restaurants, leisure facilities and public services.

Water availability consequently has implications far beyond household consumption. Hotels, holiday accommodation, restaurants, recreational facilities and other tourism businesses all depend on secure municipal supplies.

The improvement in regional reservoir storage therefore provides a stronger foundation as these destinations continue welcoming visitors. It also underlines why water efficiency remains important throughout the tourism sector.

Conservation can involve reducing unnecessary consumption, improving infrastructure, detecting leaks and introducing more efficient systems wherever practical. Such measures become particularly significant in a destination where demand can change substantially between quieter months and busy tourism periods.

Cutting Water Losses Remains a Major Priority

One of the Algarve’s most important long-term challenges is reducing water lost before it reaches its intended users.

Improvements to urban water supply networks remain a priority. Ageing pipes, leaks and inefficient distribution can result in valuable treated water being lost. Modernising networks and identifying leakage can therefore effectively increase the amount of existing water available without requiring additional extraction.

Agricultural irrigation systems are another major focus. Agriculture remains an important water user in southern Portugal, making efficient irrigation essential to the wider regional water strategy.

Better monitoring, upgraded infrastructure and more efficient irrigation techniques can reduce unnecessary consumption while helping agricultural activities remain productive.

The wider strategy is based on using existing water more efficiently while simultaneously creating additional sources of supply.

Desalination Could Reduce the Algarve’s Dependence on Rainfall

A planned desalination plant is one of the major projects intended to diversify the Algarve’s future water supply.

Desalination could provide an additional source of freshwater that is considerably less dependent on rainfall than reservoirs. This is important in a region where prolonged dry periods can rapidly place pressure on conventional water resources.

The project is therefore intended to complement rather than simply replace existing supplies.

Another important infrastructure measure involves the planned connection between Pomarão and the Odeleite reservoir. The project is intended to strengthen the region’s water supply system and improve resilience.

Moving forward with major infrastructure while reservoir conditions are comparatively healthier could allow the Algarve to prepare for future shortages before emergency conditions return.

Tourism and Agriculture Remain Central to Water Management

The Algarve faces a complex balancing act because water supports almost every part of its economy.

Households require secure drinking water. Agriculture needs water for irrigation. Businesses require reliable supplies for everyday operations. Tourism destinations must also accommodate substantial numbers of visitors while maintaining hotels, restaurants and other services.

For destinations such as Albufeira, Lagos, Portimão, Faro and Tavira, sustainable water management is therefore closely connected with the long-term resilience of tourism.

Greater reservoir storage offers reassurance, but efficient consumption remains essential. The stronger position entering the new hydrological year provides an opportunity to focus on prevention rather than waiting for another severe shortage.

The central challenge is not simply determining how much water the Algarve currently holds. It is ensuring that available supplies are used efficiently and that the region develops enough resilience to withstand future dry periods.

New Hydrological Year Begins on 1 October

Portugal’s hydrological year runs from 1 October until 30 September, meaning the latest reservoir figures provide an important snapshot immediately before the beginning of a new annual water cycle.

The timing reflects Portugal’s seasonal rainfall pattern. October through April is generally the wetter period, when rainfall has the greatest opportunity to replenish reservoirs and other water resources. This is followed by the typically drier period between May and September.

Reservoir levels during the coming wet months will therefore be closely watched. Strong rainfall could further improve stored supplies, while a dry winter would reinforce the importance of maintaining careful consumption.

The Algarve is entering this period with considerably healthier reserves rather than facing an immediate severe shortage. Yet the experience of previous dry periods means conservation remains an important part of regional planning.

Algarve Enters the New Water Year From a Stronger Position

At 74% capacity and approximately 328 million cubic metres of stored water, the Algarve’s six main reservoirs provide the region with a stronger starting position as the new hydrological year begins.

The 13-million-cubic-metre year-on-year increase is positive for communities, agriculture, businesses and the tourism economy. It offers additional security to a region whose international tourism destinations depend heavily on reliable infrastructure and natural resources.

However, the improved situation does not mean the Algarve’s water challenge has disappeared.

Reducing losses from urban and agricultural networks, improving water efficiency, advancing desalination and strengthening connections within the regional supply system remain important parts of building longer-term resilience.

For Faro, Lagos, Albufeira, Portimão, Tavira and the wider Algarve, the new hydrological year therefore begins with a valuable advantage: more stored water. The next challenge is ensuring that this stronger position is protected through efficient usage and continued conservation.