Freshwater mussels and other aquatic macroinvertebrates are also
negatively affected by low dissolved oxygen.
In February 2004, over 150,000 residents in Aurora were recommended to boil their water.
Sincerely,
4~, a V~(~t~7’/ CLERK~1~PNOV ~382904STATE OF ILLINOISPOtIiitton Control B ardIn April 2004, the Illinois Association of Wastewater Agencies (IAWA) submitted a proposal to the Illinois Pollution•Control Boaid proposing to lower the dissolved oxygen criteria from ~ 0mg/Ito 3 5 mg/I during the months of Julythrough February I am wr...
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