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Water levels in Guam

Guam has 5 gauges on this page. None are reading below normal for the date and 5 above. The balance has swung towards high water.

The main rivers covered are the Almagosa River, La Sa Fua River, Maulap River and Ugum River. The list also includes one lake or reservoir. Fall is often a low point for rivers after the summer, until steady rain returns.

Very lowLowNormalHighVery highFloodingNo reference yet
Water levels in Guam
Gauge Level Compared with normal 24 hours Updated
Fena Dam Spillway near Agat, GuamReservoir, Fena Dam Spillway 0.61 ft Very high +0.41 ft 28 min ago
Almagosa River near Agat, GuamRiver gauge, Almagosa River 159 cfs Very high +129 cfs 43 min ago
La Sa Fua River near Umatac, GuamRiver gauge, La Sa Fua River 113 cfs Very high +110 cfs 33 min ago
Maulap River near Agat, GuamRiver gauge, Maulap River 91.1 cfs Very high +85.2 cfs 1 hour ago
Ugum River above Talofofo Falls, near Talofofo, GuamRiver gauge, Ugum River 522 cfs Very high +487 cfs 43 min ago