§ 51.023 SPECIFIC POLLUTANT LIMITATIONS.
   (A)   The following pollutant limits are established to protect against pass through and interference. No person shall discharge wastewater containing in excess of the following instantaneous maximum allowable discharge limits.
2.85 mg/l
Arsenic
5.00 mg/l
Barium
750 mg/l
BOD5
0.31 mg/l
Cadmium
5.75 mg/l
Cyanide
3.83 mg/l
Copper
100.00 mg/l
Iron
1.0 mg/l
Lead
1.0 mg/l
Manganese
0.0005 mg/l
Mercury
3.0 mg/l
Nickel
100 mg/l
Oil and grease (petroleum or mineral oil products)
0.06 mg/l
Selenium
0.43 mg/l
Silver
2.77 mg/l
Total chromium
17.8 mg/l
Total phenols
600 mg/l
Total suspended solids
7.19 mg/l
Zinc
 
   (B)   Concentrations apply at the point where the industrial waste is discharged to the POTW. All concentrations for metallic substances are for "total" metal unless indicated otherwise. At his or her discretion, the Director may impose mass limitations in addition to or in place of the concentration based limitations above.
(1960 Code, § 38-14-9) (Ord. 5677, passed 12-16-1996; Am. Ord. 8173-2018, passed 2-21-2018)