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e-CFR data is current as of January 14, 2021

Title 40Chapter ISubchapter DPart 141Subpart F → §141.52


Title 40: Protection of Environment
PART 141—NATIONAL PRIMARY DRINKING WATER REGULATIONS
Subpart F—Maximum Contaminant Level Goals and Maximum Residual Disinfectant Level Goals


§141.52   Maximum contaminant level goals for microbiological contaminants.

(a) MCLGs for the following contaminants are as indicated:

ContaminantMCLG
(1) Giardia lambliazero
(2) Viruseszero
(3) Legionellazero
(4) Total coliforms (including fecal)zero
coliforms and Escherichia coli
(5) Cryptosporidiumzero
(6) Escherichia coli (E. coli)zero

(b) The MCLG identified in paragraph (a)(4) of this section is applicable until March 31, 2016. The MCLG identified in paragraph (a)(6) of this section is applicable beginning April 1, 2016.

[78 FR 10347, Feb. 13, 2013]

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