Ill. Admin. Code tit. 35 § 302.306
Current through Register Vol. 48, No. 49, December 6, 2024
Notwithstanding the provisions of Section 302.209, at no time shall the geometric mean, based on a minimum of five samples taken within a 30-day period, of fecal coliform exceed 2000 per 100 ml.
Ill. Admin. Code tit. 35, § 302.306
Added at 12 Ill. Reg. 12082, effective July 11, 1988