Code of Federal Regulations (alpha)

CFR /  Title 40  /  Part 471  /  Sec. 471.62 Effluent limitations representing the degree of effluent economically achievable (BAT).

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):

(a) Rolling spent neat oils--subpart F--BAT. There shall be no discharge of process wastewater pollutants.

(b) Rolling contact cooling water.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium rolled with

contact cooling water

---------------------------Cyanide..................................... 0.142 0.059Lead........................................ 0.205 0.098Zinc........................................ 0.713 0.298Ammonia..................................... 65.1 28.6Fluoride.................................... 29.1 12.90------------------------------------------------------------------------

(c) Drawing spent neat oils--subpart F--BAT. There shall be no discharge of process wastewater pollutants.

(d) Extrusion spent neat oils--subpart F--BAT. There shall be no discharge of process wastewater pollutants.

(e) Extrusion spent lubricants.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium extruded

---------------------------Cyanide..................................... 0.021 0.009Lead........................................ 0.030 0.015Zinc........................................ 0.105 0.044Ammonia..................................... 9.59 4.22Fluoride.................................... 4.28 1.90------------------------------------------------------------------------

(f) Extrusion press hydraulic fluid leakage.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium extruded

---------------------------Cyanide..................................... 0.052 0.022Lead........................................ 0.075 0.036Zinc........................................ 0.260 0.109Ammonia..................................... 23.7 10.5Fluoride.................................... 10.6 4.70------------------------------------------------------------------------

(g) Forging spent lubricants--subpart F--BAT. There shall be no discharge of process wastewater pollutants.

(h) Forging contact cooling water.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

forged titanium cooled

with water

---------------------------Cyanide..................................... 0.029 0.012Lead........................................ 0.042 0.020Zinc........................................ 0.146 0.061Ammonia..................................... 13.3 5.86Fluoride.................................... 5.95 2.64------------------------------------------------------------------------

(i) Forging equipment cleaning wastewater.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium forged cyanide

---------------------------Cyanide..................................... 0.012 0.005Lead........................................ 0.017 0.008Zinc........................................ 0.059 0.025Ammonia..................................... 5.33 2.35Fluoride.................................... 2.38 1.06------------------------------------------------------------------------

(j) Forging press hydraulic fluid leakage.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium forged

---------------------------Cyanide..................................... 0.293 0.121Lead........................................ 0.424 0.202Zinc........................................ 1.48 0.616Ammonia..................................... 135 59.2Fluoride.................................... 60.1 26.7------------------------------------------------------------------------

(k) Tube reducing spent lubricants--subpart F--BAT. There shall be no discharge of process wastewater pollutants.

(l) Heat treatment contact cooling water--subpart F--BAT. There shall be no discharge allowance for process wastewater pollutants.

(m) Surface treatment spent baths.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium surface treated

---------------------------Cyanide..................................... 0.061 0.025Lead........................................ 0.088 0.042Zinc........................................ 0.304 0.127Ammonia..................................... 27.7 12.2Fluoride.................................... 12.4 5.49------------------------------------------------------------------------

(n) Surface treatment rinse.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium surface treated

---------------------------Cyanide..................................... 0.847 0.351Lead........................................ 1.23 0.584Zinc........................................ 4.27 1.78Ammonia..................................... 389 171Fluoride.................................... 174 77.1------------------------------------------------------------------------

(o) Wet air pollutant control scrubber blowdown.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium surface treated

or forged

---------------------------Cyanide..................................... 0.062 0.026Lead........................................ 0.090 0.043Zinc........................................ 0.313 0.131Ammonia..................................... 28.5 12.6Fluoride.................................... 12.8 5.68------------------------------------------------------------------------

(p) Alkaline cleaning spent baths.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium alkaline cleaned

---------------------------Cyanide..................................... 0.070 0.029Lead........................................ 0.101 0.048Zinc........................................ 0.351 0.147Ammonia..................................... 32 14.1Fluoride.................................... 14.3 6.34------------------------------------------------------------------------

(q) Akaline cleaning rinse.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium alkaline cleaned

---------------------------Cyanide..................................... 0.080 0.033Lead........................................ 0.116 0.055Zinc........................................ 0.403 0.169Ammonia..................................... 36.8 16.2Fluoride.................................... 16.4 7.29------------------------------------------------------------------------

(r) Molten salt rinse.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium treated with

molten salt

---------------------------Cyanide..................................... 0.277 0.115Lead........................................ 0.401 0.191Zinc........................................ 1.40 0.583Ammonia..................................... 128 56Fluoride.................................... 56.8 25.2------------------------------------------------------------------------

(s) Tumbling wastewater.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium tumbled

---------------------------Cyanide..................................... 0.022 0.010Lead........................................ 0.033 0.016Zinc........................................ 0.116 0.048Ammonia..................................... 11.0 4.60Fluoride.................................... 4.70 2.09------------------------------------------------------------------------

(t) Sawing or grinding spent neat oils--subpart F--BAT. There shall be no discharge of process wastewater pollutants.

(u) Sawing or grinding spent emulsions.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium sawed or ground

with emulsions

---------------------------Cyanide..................................... 0.053 0.022Lead........................................ 0.077 0.037Zinc........................................ 0.267 0.112Ammonia..................................... 24.4 10.7Fluoride.................................... 10.9 4.83------------------------------------------------------------------------

(v) Sawing or grinding contact cooling water.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) to

titanium sawed or ground

with contact cooling water

---------------------------Cyanide..................................... 0.138 0.057Lead........................................ 0.200 0.095Zinc........................................ 0.695 0.291Ammonia..................................... 63.5 27.9Fluoride.................................... 28.3 12.6------------------------------------------------------------------------

(w) Dye penetrant testing wastewater.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium tested with dye

penetrant methods

---------------------------Cyanide..................................... 0.325 0.135Lead........................................ 0.471 0.224Zinc........................................ 1.64 0.683Ammonia..................................... 149 65.7Fluoride.................................... 66.7 29.6------------------------------------------------------------------------

(x) Miscellaneous wastewater sources.

Subpart F--BAT------------------------------------------------------------------------

Maximum for

Pollutant or pollutant property Maximum for monthly

any 1 day average------------------------------------------------------------------------

mg/off-kg (pounds per

million off-pounds) of

titanium formed

---------------------------Cyanide..................................... 0.010 0.004Lead........................................ 0.014 0.007Zinc........................................ 0.048 0.020Ammonia..................................... 4.32 1.90Fluoride.................................... 1.93 0.856------------------------------------------------------------------------

(y) Degreasing spent solvents--subpart F--BAT. There shall be no discharge of process wastewater pollutants. [50 FR 34270, Aug. 23, 1985; 51 FR 2887, Jan. 22, 1986]