35 Ill. Adm. Code 303.321
Wabash River Temperature
Section 303.321 Wabash River
Temperature
Instead of the standards of 35
Ill. Adm. Code 302.211(e), the water temperature at representative locations in
the main river of the Wabash River and its interstate tributaries must not
exceed the maximum limits in the following table during more than 1% of the
hours in the 12-month period ending with any month. The water temperature at these
locations must not at any time exceed the maximum limits in the following table
by more than 1.7 ºC (3 ºF).
ºC
ºF
ºC
ºF
JAN.
10
50
JUL.
32
90
FEB.
10
50
AUG.
32
90
MAR.
16
60
SEPT.
32
90
APR.
21
70
OCT.
26
78
MAY
27
80
NOV.
21
70
JUN.
32
90
DEC.
14
57