40 CFR · Protection of Environment
§ 444.16 — Pretreatment standards for existing sources (PSES).
40 CFR § 444.16
TitleTitle 40: Protection of EnvironmentPartPart 444: Waste Combustors Point Source Category
SourceeCFR (current through Apr 10, 2026)
This text of 40 C.F.R. § 444.16 (Pretreatment standards for existing sources (PSES).) is published on Counsel Stack Legal Research, covering United States primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.
Bluebook
40 C.F.R. § 444.16 (2026).
Text
§ 444.16 Pretreatment standards for existing sources (PSES).
Except as provided in 40 CFR 403.7 and 403.13, any source that introduces wastewater pollutants into a POTW must comply with part 403 and achieve the following pretreatment standards:
Pretreatment Standards 1
Regulated
parameter
Maximum daily
Maximum monthly avg.
Arsenic
84
72
Cadmium
71
26
Chromium
25
14
Copper
23
14
Lead
57
32
Mercury
2.3
1.3
Silver
13
8
Titanium
60
22
Zinc
82
54
1 Micrograms per liter (ppb)
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Related
§ 403.7
40 C.F.R. § 403.7
Nearby Sections
8
§ 444.11
Definitions.§ 444.12
Monitoring requirements.Cite This Page — Counsel Stack
Bluebook (online)
40 C.F.R. § 444.16, Counsel Stack Legal Research, https://law.counselstack.com/cfr/40/444/444.16.