The following levels of arsenic in Table 1 are considered the permissible contaminant levels:
Table 1: Permissible Arsenic Contamination Levels by Land Use | |
Use | Permissible Arsenic Contamination Level (ppm or mg/kg) |
Commercial/industrial agricultural | <620 |
Recreational/open space | <680 for children at public parks and other similar recreation scenarios |
Residential areas | <150 |
(Prior Code, § 11.01.250.050) (Ord. 171, passed 9-17-2018; Ord. 2021-15, passed 12-20-2021)