Embalse de Yesa water level

What this means

Water is short at Embalse de Yesa: the latest reading of 13.4 % full is below normal for mid-October.

That puts it 11.7 pts below the median of 25.1 % for mid-October, based on 39 years of readings. A year ago it stood at 16.6 % (−3.1 pts).

It is still going down, by 0.4 pts over the past week. Water suppliers watch a falling reservoir closely, especially before the wet season starts. The 30-day range is 13.4 % – 19.7 %.

Many reservoirs reach their low point of the year in autumn, before winter rains start the refill.

Compared with 39 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date

25.1 %11.7 pts below the median for this date

Normal for this date

13.4 % – 49.0 %8 years in 10 fall in this range (39 years of records)

Same day last year

16.6 %−3.1 pts

Lowest and highest in 30 days

13.4 % – 19.7 %

Lowest and highest in 12 months

13.4 % – 93.7 %

Capacity

447 hm³13.4 % of capacity