Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Physicochemical conditions of Lacamas Lake in August 2016 (black squares) and February 2017 (grey circles).
A. Dissolved oxygen concentration.
B. Temperature (°C).
C. Dissolved methane concentration.
D. Sulfate concentration.
E. Nitrate concentration.
F. Nitrite concentration. The data points at 0 m in (D), (E) and (F) represent the concentrations of sulfate, nitrate and nitrite, respectively, in the inlet stream in summer and winter, sampled 1.5 km upstream of the lake.
