Name: Lake Merwin water-level time series
Creator: Lakebrief

Question 1

What is the current water level at Lake Merwin?

Accepted Answer

Lake Merwin's current water level is shown at the top of this page, sourced from USGS gauge 14219950 and updated continuously. The 7-day trend, full-pool comparison, and a multi-year history chart are all on this page.

Question 2

What is the full pool elevation for Lake Merwin?

Accepted Answer

Lake Merwin has a full pool elevation of 239.4 ft (NGVD29). Surface area at full pool is 3,835 acres.

Question 3

How is Lake Merwin's water level measured?

Accepted Answer

Water-surface elevation for Lake Merwin is measured by USGS gauge 14219950. Lakebrief polls the upstream feed continuously and renders the latest reading, recent trend, and multi-year context.

Question 4

What is the historical low water level for Lake Merwin?

Accepted Answer

The lowest recorded modern elevation for Lake Merwin is approximately 218.5 ft. The low-water advisory threshold for the dashboard is 232.1 ft.

Lake Merwin water level