Wis. Admin. Code Department of Natural Resources NR 255.64

Current through October 28, 2024

Section NR 255.64 - Pretreatment standards for existing sources

(1) Except as provided in 40 CFR 403.7 and 403.13, any existing source subject to this subchapter that introduces pollutants into a POTW shall comply with 40 CFR Part 403 and achieve the following pretreatment standards for existing sources:

Table 105

Silver Chloride Cathodes - Chemically Reduced

PSES

POLLUTANT OR POLLUTANT PROPERTY	MAXIMUM FOR ANY 1 DAY	MAXIMUM FOR MONTHLY AVERAGE
Metric units -mg/kg of silver processed English units -lb/million lbs of silver processed
Lead	1,032.36	491.60
Silver	1,007.78	417.86

Table 106

Silver Chloride Cathodes - Electrolytic

PSES

POLLUTANT OR POLLUTANT PROPERTY	MAXIMUM FOR ANY 1 DAY	MAXIMUM FOR MONTHLY AVERAGE
Metric units -mg/kg of silver processed English units -lb/million lbs of silver processed
Lead	60.9	29.0
Silver	59.5	24.7

Table 107

Cell Testing

PSES

POLLUTANT OR POLLUTANT PROPERTY	MAXIMUM FOR ANY 1 DAY	MAXIMUM FOR MONTHLY AVERAGE
Metric units -	mg/kg of cells produced
English units -	lb/million lbs of cells produced
Lead	22.1	10.5
Silver	21.6	8.9

Table 108

Floor and Equipment Wash

PSES

POLLUTANT OR POLLUTANT PROPERTY	MAXIMUM FOR ANY 1 DAY	MAXIMUM FOR MONTHLY AVERAGE
Metric units -	mg/kg of cells produced
English units -	lb/million lbs of cells produced
Lead	0.039	0.018
Silver	0.038	0.105

(2) There may be no discharge allowance for process wastewater pollutants from any battery manufacturing operation other than those battery manufacturing operations listed in tables 105 to 108.

Wis. Admin. Code Department of Natural Resources NR 255.64

Cr. Register, November, 1987, No. 383, eff. 12-1-87; correction in (1) made under s. 13.92(4) (b) 7, Stats., Register April 2013 No. 688.