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Title	Low greenhouse gas emitting safe drinking water production systems (377 KB) Word version (241 KB) View AMS-III.AV. summary in the CDM Methodology Booklet Tools referenced in this methodology: Tool for the demonstration and assessment of additionality (232 KB) Tool to calculate project or leakage CO2 emissions from fossil fuel combustion (437 KB) Baseline, project and/or leakage emissions from electricity consumption and monitoring of electricity generation (559 KB) Demonstration of additionality of microscale project activities (286 KB) Demonstration of additionality of small-scale project activities (200 KB) Leakage in biomass small-scale project activities (113 KB) Calculation of the fraction of non-renewable biomass (231 KB)
Version number	8.0
Scale	Small scale
Type	III
Status	Active
Validity	Valid from 12 Jun 20 onwards
Sectoral scope(s)	3
Clarifications/Revisions*	Clarification on the calculation of the quantity of purified water for schools under AMS-III.AV. (submitted 03 Aug 20): SSC_792 (119 KB)
	Clarification on the applicability of national standards comprised of physical, chemical and microbiological standards under AMS-III.AV. (submitted 05 Aug 20): SSC_793 (95 KB)
	Applicability of a default value of 3 litres for a student in a school (Parameter: QPWpp) under AMS-III.AV. (submitted 27 Aug 20): SSC_795 (102 KB)
	Clarification on the fuel emission factor in case of charcoal usage under AMS-III.AV. (submitted 05 Feb 21): SSC_807 (115 KB)
Previous Versions
Title	Low greenhouse gas emitting safe drinking water production systems (793 KB)
Version number	7.0
Validity	Valid from 28 Mar 19 to 11 Jun 20 Requests for registration can be submitted until 06 Feb 2021 23:59:59 GMT
Sectoral scope(s)	3
Clarifications/Revisions*	Clarification on regional emission factor (submitted 16 Dec 19): SSC_768 (83 KB)
	Clarification on the application of the national standard for project technology under AMS-III.AV. (submitted 15 Jan 20): SSC_771 (86 KB)
	Use of regional emission factors from AMS-I.E. in AMS-III.AV. (submitted 26 Jan 20): SSC_772 (79 KB)
	Clarification on the determination of the total quantity of purified water using sales receipts for water kiosks under AMS-III.AV. (submitted 10 Feb 20): SSC_774 (144 KB)
	Clarification on measures to avoid recontamination of purified drinking water in AMS-III.AV (submitted 19 Mar 20): SSC_778 (145 KB)
Title	Low greenhouse gas emitting safe drinking water production systems (660 KB)
Version number	6.0
Validity	Valid from 31 Aug 18 to 27 Mar 19 Requests for registration can be submitted until 22 Nov 2019 23:59:59 GMT
Sectoral scope(s)	3
Clarifications/Revisions*	Clarification on how to determine the population who consumes the purified water serviced by the project activity under AMS-III.AV. (submitted 13 Sep 21): SSC_816 (407 KB)
	Clarification on the approach to determine the parameter Py (Population that consumes the purified water) under AMS-III.AV. (submitted 29 May 22): SSC_830 (669 KB)
Title	Low greenhouse gas emitting safe drinking water production systems (710 KB)
Version number	5.0
Validity	Valid from 24 Jul 15 to 30 Aug 18 Requests for registration can be submitted until 27 Apr 2019 23:59:59 GMT
Sectoral scope(s)	3
Title	Low greenhouse gas emitting safe drinking water production systems (141 KB)
Version number	4.0
Validity	Valid from 31 May 13 to 23 Jul 15 Requests for registration can be submitted until 19 Mar 2016 23:59:59 GMT
Sectoral scope(s)	3
Clarifications/Revisions*	Clarification on the applicability of chlorination and soil purification technologies (submitted 24 Mar 14): SSC_707 (125 KB)
Title	Low greenhouse gas emitting water purification systems (198 KB)
Version number	3.0
Validity	Valid from 28 Sep 12 to 30 May 13 Requests for registration can be submitted until 24 Jan 2014 23:59:59 GMT
Sectoral scope(s)	3
Clarifications/Revisions*	Clarification on the inclusion of chlorine dispensers under AMS-III.AV version 3 (submitted 12 Feb 13): SSC_672 (125 KB)
	Clarification on the definition of point-of-entry treatment systems and their eligibility under AMS-III.AV version 3 (submitted 21 Feb 13): SSC_673 (131 KB)
Title	Low greenhouse gas emitting water purification systems (239 KB)
Version number	2.0
Validity	Valid from 29 Jul 11 to 27 Sep 12 Requests for registration can be submitted until 28 May 2013 23:59:59 GMT
Sectoral scope(s)	3
Clarifications/Revisions*	Revision of III.AV to include alternative water quality standard and expand the applicability to different household water treatment technologies (submitted 19 Jul 12): SSC_644 (151 KB)
Title	Low greenhouse gas emitting water purification systems (231 KB)
Version number	1.0
Validity	Valid from 15 Apr 11 to 28 Jul 11 Requests for registration can be submitted until 29 Mar 2012 23:59:59 GMT
Sectoral scope(s)	3
Clarifications/Revisions*	Revision of AMS-III.AV to cover treated water for handwashing (submitted 20 Jul 12): SSC_645 (109 KB)

* Only the requests for clarification and revision that have been clarified by the SSC WG are displayed. To view all requests for clarification, go to this page. To view all requests for revision, go to this page.