Section R18-11-306. Class B Reclaimed Water

A.       Class B reclaimed water is wastewater that has undergone secondary treatment and disinfection.

B.       An owner of a facility shall ensure that Class B reclaimed water meets the following criteria after disinfection treatment and before discharge to a reclaimed water distribution system:

1.        The concentration of fecal coliform organisms in four of the last seven daily reclaimed water samples is less than 200 / 100 ml.

2.        The single sample maximum concentration of fecal coliform organisms in a reclaimed water sample is less than 800 / 100 ml.

C.       A person shall use a minimum of Class B reclaimed water for a type of direct reuse listed as Class B in Table A. A person may use Class B reclaimed water for a type of direct reuse listed as Class C in Table A. A person shall not use Class B reclaimed water for a type of direct reuse listed as Class A in Table A.

Historical Note

New Section adopted by final rulemaking at 7 A.A.R.

870, effective January 22, 2001 (Supp. 01-1).