Ariz. Admin. Code § tit. 18, ch. 11, art. 2, tbl. 7

Current through Register Vol. 30, No. 25, June 21, 2024

Table 7 - Water Quality Standards for Dissolved Nickel

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	120.0		20	13.3
100	468		100	52.0
400	1513		400	168
e(0.846*LN(Hardness)+2.255)*(0.998)			e(0.846*LN(Hardness)+0.0584)*(0.997)

Ariz. Admin. Code tit. 18, ch. 11, art. 2, tbl. 7

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