Part 415 — Inorganic Chemicals Manufacturing Point Source Category
Current through Aug 22, 2025
Authority: Secs. 301, 304 (b), (c), (e), and (g), 306 (b) and (c), 307 (b) and (c), and 501 of the Clean Water Act (the Federal Water Pollution Control Act Amendments of 1972, as amended by the Clean Water Act of 1977) (the “Act”); 33 U.S.C. 1311, 1314 (b), (c), (e), and (g), 1316 (b) and (c), 1317 (b) and (c), and 1361; 86 Stat. 816, Pub. L. 92-500; 91 Stat. 1567, Pub. L. 95-217.
Source: 47 FR 28278, June 29, 1982, unless otherwise noted.
Sections
- § 415.01 Compliance dates for pretreatment standards for existing sources.
- § 415.10 Applicability; description of the aluminum chloride production subcategory.
- § 415.11 Specialized definitions. [Reserved]
- §§ 415.12-415.13 [Reserved]
- § 415.14 Pretreatment standards for existing sources (PSES).
- § 415.15 [Reserved]
- § 415.20 Applicability; description of the aluminum sulfate production subcategory.
- § 415.21 Specialized definitions. [Reserved]
- § 415.22 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.23 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.24 Pretreatment standards for existing sources (PSES).
- § 415.25 New source performance standards (NSPS).
- § 415.26 Pretreatment standards for new sources (PSNS).
- § 415.30 Applicability; description of the calcium carbide production subcategory.
- § 415.31 Specialized definitions. [Reserved]
- § 415.32 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.33 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technolgy economically achievable (BAT).
- § 415.34 [Reserved]
- § 415.35 New source performance standards (NSPS).
- § 415.36 Pretreatment standards for new sources (PSNS).
- § 415.40 Applicability; description of the calcium chloride production subcategory.
- § 415.41 Specialized definitions.
- § 415.42 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.43 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.44 [Reserved]
- § 415.45 New source performance standards (NSPS).
- § 415.46 Pretreatment standards for new sources (PSNS).
- § 415.50 Applicability; description of the calcium oxide production subcategory.
- § 415.51 Specialized definitions. [Reserved]
- § 415.52 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.53 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.54 [Reserved]
- § 415.55 New source performance standards (NSPS).
- § 415.56 Pretreatment standards for new sources (PSNS).
- § 415.60 Applicability; description of the chlorine and sodium or potassium hydroxide production subcategory.
- § 415.61 Specialized definitions.
- § 415.62 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.63 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.64 Pretreatment standards for existing sources (PSES).
- § 415.65 New source performance standards (NSPS).
- § 415.66 Pretreatment standards for new sources (PSNS).
- § 415.67 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.80 Applicability; description of the hydrofluoric acid production subcategory.
- § 415.81 Specialized definitions. [Reserved]
- § 415.82 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.83 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.84 [Reserved]
- § 415.85 New source performance standards (NSPS).
- § 415.86 Pretreatment standards for new sources (PSNS).
- § 415.87 [Reserved]
- § 415.90 Applicability; description of the hydrogen peroxide production subcategory.
- § 415.91 Specialized definitions.
- § 415.92 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.110 Applicability; description of the potassium metal production subcategory.
- § 415.111 Specialized definitions. [Reserved]
- § 415.112 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.113 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.114 [Reserved]
- § 415.115 New source performance standards (NSPS).
- § 415.116 Pretreatment standards for new sources (PSNS).
- § 415.120 Applicability; description of the potassium dichromate production subcategory.
- § 415.121 Specialized definitions. [Reserved]
- § 415.122 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.123 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.124 Pretreatment standards for existing sources (PSES).
- § 415.125 New source performance standards (NSPS).
- § 415.126 Pretreatment standards for new sources (PSNS).
- § 415.130 Applicability; description of the potassium sulfate production subcategory.
- § 415.131 Specialized definitions. [Reserved]
- § 415.132 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.133 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.134 [Reserved]
- § 415.135 New source performance standards (NSPS).
- § 415.136 Pretreatment standards for new sources (PSNS).
- § 415.140 Applicability; description of the sodium bicarbonate production subcategory.
- § 415.141 Specialized definitions. [Reserved]
- § 415.142 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.143 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.144 [Reserved]
- § 415.145 New source performance standards (NSPS).
- § 415.146 Pretreatment standards for new sources (PSNS).
- § 415.160 Applicability; description of the sodium chloride production subcategory.
- § 415.161 Specialized definitions.
- § 415.162 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.163 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.164 [Reserved]
- § 415.165 New source performance standards (NSPS).
- § 415.166 Pretreatment standards for new sources (PSNS).
- § 415.170 Applicability; description of the sodium dichromate and sodium sulfate production subcategory.
- § 415.171 Specialized definitions.
- § 415.172 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.173 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.174 [Reserved]
- § 415.175 New source performance standards (NSPS).
- § 415.176 Pretreatment standards for new sources (PSNS).
- § 415.177 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.200 Applicability; description of the sodium sulfite production subcategory.
- § 415.201 Specialized definitions.
- § 415.202 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.203 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.204 [Reserved]
- § 415.205 New source performance standards (NSPS).
- § 415.206 Pretreatment standards for new sources (PSNS).
- § 415.207 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.220 Applicability; description of the titanium dioxide production subcategory.
- § 415.221 Specialized definitions.
- § 415.222 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.223 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.224 [Reserved]
- § 415.225 New source performance standards (NSPS).
- § 415.226 Pretreatment standards for new sources (PSNS).
- § 415.227 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.230 Applicability; description of the aluminum fluoride production subcategory.
- § 415.231 Specialized definitions.
- § 415.232 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.233 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.234 [Reserved]
- § 415.235 New source performance standards (NSPS).
- § 415.236 [Reserved]
- § 415.237 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.240 Applicability; description of the ammonium chloride production subcategory.
- § 415.241 Specialized definitions.
- § 415.242 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.270 Applicability; description of the borax production subcategory.
- § 415.271 Specialized definitions. [Reserved]
- § 415.272 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.273-415.275 [Reserved]
- § 415.276 Pretreatment standards for new sources (PSNS).
- § 415.280 Applicability; description of the boric acid production subcategory.
- § 415.281 Specialized definitions.
- § 415.282 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.290 Applicability; description of the bromine production subcategory.
- § 415.291 Specialized definitions. [Reserved]
- § 415.292 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.293-415.295 [Reserved]
- § 415.296 Pretreatment standards for new sources (PSNS).
- § 415.300 Applicability; description of the calcium carbonate production subcategory.
- § 415.301 Specialized definitions.
- § 415.302 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.310 Applicability; description of the calcium hydroxide production subcategory.
- § 415.311 Specialized definitions.
- § 415.312 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.313-415.315 [Reserved]
- § 415.316 Pretreatment standards for new sources (PSNS).
- § 415.330 Applicability; description of the carbon monoxide and by-product hydrogen production subcategory.
- § 415.331 Specialized definitions.
- § 415.332 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.340 Applicability; description of the chrome pigments production subcategory.
- § 415.341 Specialized definitions.
- § 415.342 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.343 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.344 Pretreatment standards for existing sources (PSES).
- § 415.345 New source performance standards (NSPS).
- § 415.346 Pretreatment standards for new sources (PSNS).
- § 415.347 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.350 Applicability; description of the chromic acid production subcategory.
- § 415.351 Specialized definitions. [Reserved]
- § 415.352 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.353-415.355 [Reserved]
- § 415.356 Pretreatment standards for new sources (PSNS).
- § 415.360 Applicability; description of the copper salts production subcategory.
- § 415.361 Specialized definitions.
- § 415.362 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.363 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.364 Pretreatment standards for existing sources (PSES).
- § 415.365 New source performance standards (NSPS).
- § 415.366 Pretreatment standards for new sources (PSNS).
- § 415.367 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.380 Applicability; description of the ferric chloride production subcategory.
- § 415.381 Specialized definitions.
- § 415.382 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.383 [Reserved]
- § 415.384 Pretreatment standards for existing sources (PSES).
- § 415.385 [Reserved]
- § 415.386 Pretreatment standards for new sources (PSNS).
- § 415.400 Applicability; description of the fluorine production subcategory.
- § 415.401 Specialized definitions.
- § 415.402 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.403-415.405 [Reserved]
- § 415.406 Pretreatment standards for new sources (PSNS).
- § 415.410 Applicability; description of the hydrogen production subcategory.
- § 415.411 Specialized definitions.
- § 415.412 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.420 Applicability; description of the hydrogen cyanide production subcategory.
- § 415.421 Specialized definitions.
- § 415.422 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.423 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.424 [Reserved]
- § 415.425 New source performance standards (NSPS).
- § 415.426 Pretreatment standards for new sources (PSNS).
- § 415.427 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.430 Applicability; description of the iodine production subcategory.
- § 415.431 Specialized definitions.
- § 415.432 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.433-415.435 [Reserved]
- § 415.436 Pretreatment standards for new sources (PSNS).
- § 415.440 Applicability; description of the lead monoxide production subcategory.
- § 415.441 Specialized definitions.
- § 415.442 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.443 [Reserved]
- § 415.444 Pretreatment standards for existing sources (PSES).
- § 415.445 [Reserved]
- § 415.446 Pretreatment standards for new sources (PSNS).
- § 415.450 Applicability; description of the lithium carbonate production subcategory.
- § 415.451 Specialized definitions.
- § 415.452 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.470 Applicability; description of the nickel salts production subcategory.
- § 415.471 Specialized definitions.
- § 415.472 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.473 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.474 Pretreatment standards for existing sources (PSES).
- § 415.475 New source performance standards (NSPS).
- § 415.476 Pretreatment standards for new sources (PSNS).
- § 415.477 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.490 Applicability; description of the oxygen and nitrogen production subcategory.
- § 415.491 Specialized definitions. [Reserved]
- § 415.492 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.500 Applicability; description of the potassium chloride production subcategory.
- § 415.501 Specialized definitions. [Reserved]
- § 415.502 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.503-415.505 [Reserved]
- § 415.506 Pretreatment standards for new sources (PSNS).
- § 415.510 Applicability; description of the potassium iodide production subcategory.
- § 415.511 Specialized definitions.
- § 415.512 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.530 Applicability; description of the silver nitrate production subcategory.
- § 415.531 Specialized definitions.
- § 415.532 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.533 [Reserved]
- § 415.534 Pretreatment standards for existing sources (PSES).
- § 415.540 Applicability; description of the sodium bisulfite production subcategory.
- § 415.541 Specialized definitions.
- § 415.542 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.543 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.544 [Reserved]
- § 415.545 New source performance standards (NSPS).
- § 415.546 Pretreatment standards for new sources (PSNS).
- § 415.547 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.550 Applicability; description of the sodium fluoride production subcategory.
- § 415.551 Specialized definitions.
- § 415.552 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control techology currently available (BPT).
- § 415.553 [Reserved]
- § 415.554 Pretreatment standards for existing sources (PSES).
- § 415.555 [Reserved]
- § 415.556 Pretreatment standards for new sources (PSNS).
- § 415.600 Applicability; description of the stannic oxide production subcategory.
- § 415.601 Specialized definitions.
- § 415.602 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.603-415.605 [Reserved]
- § 415.606 Pretreatment standards for new sources (PSNS).
- § 415.630 Applicability; description of the zinc sulfate production subcategory.
- § 415.631 Specialized definitions.
- § 415.632 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- §§ 415.633-415.635 [Reserved]
- § 415.636 Pretreatment standards for new sources (PSNS).
- § 415.640 Applicability; description of the cadmium pigments and salts production subcategory.
- § 415.641 Specialized definitions.
- § 415.642 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.643 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.644 Pretreatment standards for existing sources (PSES).
- § 415.645 New source performance standards (NSPS).
- § 415.646 Pretreatment standards for new sources (PSNS).
- § 415.647 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.650 Applicability; description of the cobalt salts production subcategory.
- § 415.651 Specialized definitions.
- § 415.652 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.653 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.654 Pretreatment standards for existing sources (PSES).
- § 415.655 New source performance standards (NSPS).
- § 415.656 Pretreatment standards for new sources (PSNS).
- § 415.657 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.660 Applicability; description of the sodium chlorate production subcategory.
- § 415.661 Specialized definitions.
- § 415.662 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.663 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.664 Pretreatment standards for existing sources (PSES). [Reserved]
- § 415.665 New source performance standards (NSPS).
- § 415.666 Pretreatment standards for new sources (PSNS).
- § 415.667 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).
- § 415.670 Applicability; description of the zinc chloride production subcategory.
- § 415.671 Specialized definitions.
- § 415.672 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
- § 415.673 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
- § 415.674 Pretreatment standards for existing sources (PSES).
- § 415.675 New source performance standards (NSPS).
- § 415.676 Pretreatment standards for new sources (PSNS).
- § 415.677 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best conventional pollutant control technology (BCT).