Wis. Admin. Code Department of Natural Resources NR 230.302

Current through November 25, 2024

Section NR 230.302 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available

Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of BPT:

Table 40

Calcium Carbonate Milk Of Lime Process

BPT Effluent Limitations
kg/kkg (pounds per 1,000 pounds) of calcium carbonate
Pollutant or pollutant property	Maximum for any 1 day	Average of daily values for 30 consecutive days
TSS	0.56	0.28
pH	(1)	(1)

(1) Within the range of 6.0 to 9.0

Table 41

Calcium Carbonate Solvay Recovery Process

BPT Effluent Limitations
Maximum for any 1 day	Average of daily values for 30 consecutive days
Pollutant or pollutant property	kg/kkg (pounds per 1,000 pounds) of calcium carbonate
TSS	1.16	0.58
pH	(1)	(1)

(1) Within the range of 6.0 to 9.0

Wis. Admin. Code Department of Natural Resources NR 230.302

Cr. Register, September, 1990, No. 417, eff. 10-1-90.