40 Protection of Environment 31 2025-07-01 false 2025-07-01 Protection of Environment ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) EFFLUENT GUIDELINES AND STANDARDS TEXTILE MILLS POINT SOURCE CATEGORY Wool Scouring Subcategory
§ 410.15 New source performance standards (NSPS).

Any new source subject to this subpart must achieve the following new source performance standards (NSPS):

Pollutant or pollutant property NSPS Maximum for any 1 day Average of daily values for 30 consecutive days Kg/kkg (or pounds per 1,000 lb) of wool BOD 5 3.6 1.9 COD 52.4 33.7 TSS 30.3 13.5 Sulfide 0.20 0.10 Phenols 0.10 0.05 Total chromium 0.10 0.05 pH ( 1 ) ( 1 ) 1  Within the range 6.0 to 9.0 at all times. Note: Additional allocations for “commission scouring” are not available to new sources.