Ariz. Admin. Code § tit. 18, ch. 11, art. 2, tbl. 6

Current through Register Vol. 30, No. 50, December 13, 2024

Table 6 - Water Quality Standards for Dissolved Lead

Acute Aquatic and Wildlife Coldwater AZ and Warmwater AZ			Chronic Aquatic and Wildlife Coldwater AZ and Warmwater AZ
Hard. mg/L	Std. µg/L		Hard. mg/L	Std. µg/L
20	10.8		20	0.42
100	64.6		100	2.5
400	281		400	10.9
e(1.273*LN(Hardness)-1.46)*(1.46203-(LN(Hardness))*(0.145712))			e(1.273*LN(Hardness)-4.705) * (1.46203- (LN(Hardness))*(0.145712))

Ariz. Admin. Code tit. 18, ch. 11, art. 2, tbl. 6

New Section made by final rulemaking at 29 A.A.R. 302, effective 2/20/2023.