Policies and procedures for the evaluation of the conformity of the official Mexican standards NOM-003-CNA-1996 and NOM-004-CNA-1996

This regulation aims to enforce compliance with Mexican Official Standards related to the construction, maintenance, rehabilitation, and closure of water extraction wells to prevent aquifer contamination.
| Applicable country | Mexico | ||
| Topic | |||
| Subtopics | Water quality standards Water quality monitoring | ||
| Original publication | 29 Dec 1999 | ||
| Entered into force | 27 Mar 2000 | ||
| Latest update | 29 Dec 1999 | ||
| Available languages |
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