Table 140 Sector F - Benchmark Monitoring Requirements | |
Pollutants of Concern | Benchmark Concentration |
Steel Works, Blast Furnaces, and Rolling and Finishing Mills (SIC Codes 3312-3317) | |
Total Recoverable Aluminum | 1,100 µg/L |
Total Recoverable Zinc | 120 µg/L |
Iron and Steel Foundries (SIC Codes 3321-3325) | |
Total Recoverable Aluminum | 1,100 µg/L |
Total Suspended Solids (TSS) | 100 mg/L |
Total Recoverable Copper | 13 µg/L |
Total Recoverable Zinc | 120 µg/L |
Rolling, Drawing, and Extruding of Nonferrous Metals (SIC Codes 3351-3357) | |
Total Recoverable Copper | 13 µg/L |
Total Recoverable Zinc | 120 µg/L |
Nonferrous Foundries (SIC Codes 3363-3369) | |
Total Recoverable Copper | 13 µg/L |
Total Recoverable Zinc | 120 µg/L |
9 Va. Admin. Code § 25-151-140
Statutory Authority: § 62.1-44.15 of the Code of Virginia; § 402 of the Clean Water Act; 40 CFR Parts 122, 123, and 124.