Swanage Prospect Farm Swan Brook water level

What this means

High water at Swanage Prospect Farm Swan Brook: the latest reading is 0.39 m, above normal for mid-October.

That puts it 0.27 m above the median of 0.12 m for mid-October, based on 21 years of readings. A year ago it stood at 0.48 m (−0.09 m).

The level has held steady over the past 24 hours.

Autumn rain usually starts to lift rivers again after the summer low.

Compared with 21 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date

0.12 m0.27 m above the median for this date

Normal for this date

0.07 m – 0.40 m8 years in 10 fall in this range (21 years of records)

Normal range

0.07 m – 0.65 m

Same day last year

0.48 m−0.09 m

Lowest and highest in 30 days

0.39 m – 0.39 m

Lowest and highest in 12 months

0.38 m – 0.90 m

Highest on record

1.31 mJanuary 22, 2013

Lowest on record

0.00 mNovember 20, 2011