Subpart G. Subpart G—Identification of Best Technology, Treatment Techniques or Other Means Generally Available

• § 142.60 - Variances from the maximum contaminant level for total trihalomethanes.
• § 142.61 - Variances from the maximum contaminant level for fluoride.
• § 142.62 - Variances and exemptions from the maximum contaminant levels for organic and inorganic chemicals.
• § 142.63 - Variances and exemptions from the maximum contaminant level for total coliforms.
• § 142.64 - Variances and exemptions from the requirements of part 141, subpart H—Filtration and Disinfection.
• § 142.65 - Variances and exemptions from the maximum contaminant levels for radionuclides.