Allegheny River (lower pool) at Natrona water level

What this means

The Allegheny River (lower pool) at Natrona is at 11.31 ft, in the normal range for mid-October.

The median for mid-October is 10.52 ft, based on 10 years of readings, so the river stage is 0.79 ft above typical. On the same day last year the reading was 9.98 ft, a difference of +1.33 ft.

It has dropped 0.04 ft over the past 24 hours. In the last month it has stayed between 10.46 ft and 12.64 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Compared with 10 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date

10.52 ft0.79 ft above the median for this date

Normal for this date

9.88 ft – 12.92 ft8 years in 10 fall in this range (10 years of records)

Same day last year

9.98 ft+1.33 ft

Lowest and highest in 30 days

10.46 ft – 12.64 ft

Lowest and highest in 12 months

9.98 ft – 17.93 ft