- BEFORE THE ILLINOIS POLLUTION CONTROL BOARD
METROPOLITAN WATER RECLAMATION )
DISTRICT OF GREATER CHICAGO, )
)
Petitioner, )
)
v.
- )
)
)
)
PCB Nos.
- 14-103 and 14-104
Consolidated
(NPDES Appeal-Water)
REPLY IN SUPPORT OF THE CROSS-MOTION FOR SUMMARY JUDGMENT.
- (Pet.
- Resp.
- p.
8). This assertion is false. Indeed, 40 C.P.R. Section 136 contains multiple approved
methods for monitoring dissolved oxygen, including American Standards for Testing and
Materials and United State Geologic Survey methods using the Winkler method and others using
a probe.