Re: Froposed amendments to dissolved oxygen standard (R04-25) STATE OF ILLINDorothy Gunn, Clerk Ion Control Boardillinois Pollution Control BoardJame~R.Thompson Center100 ‘W.
Randolph St.
The proposed reduction in dissolyed
oxygen criteria will not improve the condition of Illinois streams such as the Fox River, rather it will have theopposite effect by further degrading water quality and harming aquatic life.
One of the
reasons for the river’s impairment is low dissolved oxygen.
The aquatic fauna in the Fox River is already threatened by
detenoratmg wat~rquality with several species be...
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