Assessing the drought risk this year: Preparing for the season

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Published on 2023-10-04 at 06:51
With the recent persistent absence of rainfall, our reservoirs are now showing signs of declining water levels, raising concerns of an impending drought. In this article, we'll discuss how we can proactively address this situation and offer insights into preparations.

Rainfall deficit persists

Mauritius finds itself facing the ominous specter of drought for the second consecutive year. Rain gauges across the island nation have registered a staggering 40% rainfall deficit, marking a worrying trend in recent years. Since the 1950s, the local region has witnessed an overall 8% decline in rainfall. This decline is compounded by the island's rapid population growth, underscoring the urgent need for more sustainable water resource management.

The Vacoas weather station provides a telling snapshot of this worrisome trend. September's rainfall data reveal a significant deficit, with a meager average of just 35 mm recorded. This drought has hit various regions hard, including Sans-Souci, Grande-Providence, Bois-Chéri, and a substantial portion of the western part of the country. The issue at hand is that, without substantial recent rainfall, the water levels in our reservoirs are now on a downward trajectory. Thus, it appears increasingly likely that the upcoming summer will be characterized by a prolonged dry spell.

Preparing for the dry season ahead

Coping with a drought may seem daunting, but there are several proactive steps you can take to prepare for this challenging period:

  • Rainwater harvesting

Given the limited water supply during a drought, consider installing a rainwater harvesting tank on your property to store rainwater. This reserve will allow you to maintain certain water-intensive activities, such as taking showers, without guilt.

  • Maintain water tanks

If you already have a water tank, ensure it is well-maintained and promptly repair any leaks to minimize water loss.

  • Watering practices

If you have a garden, optimize your watering schedule by irrigating early in the morning or late in the day to reduce evaporation. Using low-flow hoses or drip irrigation systems can further conserve water.

  • Low-flow toilets

Consider replacing your existing toilets with low-flow models, which can significantly reduce water consumption per flush.

  • Leak detection

Regularly inspect your taps, pipes, and domestic equipment for even the smallest water leaks and repair them promptly.

  • Water saving habits

Incorporate water-saving habits into your daily routine. Simple gestures like turning off the tap while brushing your teeth, using a bucket instead of a hose to wash your car, and waiting until you have a full load before running the dishwasher and washing machine can collectively make a substantial difference in conserving water resources.

In summary, the ongoing drought situation in Mauritius is a pressing concern, necessitating proactive measures and responsible water usage by individuals and communities alike. By implementing these tips and adopting a conscientious approach to water consumption, we can collectively mitigate the challenges posed by this water crisis.