Infrastructure

Daily Monitoring: 10 Reservoirs Show Water Level Declines Amid Drought

Published Sep 6, 2026, 7:54 AM ASTvia El Nuevo Día

At a glance

  • 10 reservoirs registered water level reductions
  • La Plata and Cidra reservoirs remain at 'ajustes operacionales’ level
  • Dos Bocas reservoir saw a 14-centimeter increase, providing water to the 'Superacueducto'

Why this matters: The water level reductions in these reservoirs may impact the water supply for households and communities in Puerto Rico, particularly in areas served by the affected reservoirs.

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Water live: reservoirs, rationing plans and your sector

According to the Puerto Rico Aqueduct and Sewer Authority’s (AAA) daily chart, 10 reservoirs recorded reductions in their water reserves over the past 24 hours as drought conditions continue to affect Puerto Rico. La Plata reservoir dropped 2 cm on Sunday to 44.52 meters, remaining at "operational adjustments" level, alongside Cidra, which stood at 400.16 meters.

The Carraízo reservoir stayed at "observation" level after losing 2 cm, reaching 38.94 meters. Also at observation level are Fajardo, down 2 cm to 46.67 meters, and Río Blanco, up 5 cm to 46.67 meters. At "safety" level, declines were recorded in Toa Vaca (1 cm), Carite (1 cm), Patillas (2 cm), Guayabal (5 cm), Lucchetti (7 cm) and Cerrillos (3 cm).

Meanwhile, increases occurred in Matrullas (1 cm), Garzas (1 cm), Guayo (6 cm), Caonillas (5 cm) and Dos Bocas (14 cm), which supplies water to the "Superaqueduct" serving some metro-area sectors. Loco and Guajataca reservoirs remained unchanged. The Guineo reservoir in Orocovis gained 2 cm, rising within "overflow" level to 902.29 meters.

In context (787daily, from public data)

  • Cidra

    39,643Census estimate, 2020–20241809Founded36 sq mi (93.3 km²)Area
SourceEl Nuevo Día

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Our coverage

Water live: reservoirs, rationing plans and your sector

  1. · Telemundo PRDrought in Puerto Rico Shrinks to 43.5% of Territory, Drought Monitor Reports
  2. · 787dailyDaily Water Watch, Oct 22: Carraízo at 40.85 m
  3. · AAA on XAAA Dam Cleaning at Lares Espino Filter Plant on October 27 May Cut Water Service
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