
1 

(1) These Regulations may be cited as the Private Water Supplies (Amendment) Regulations (Northern Ireland) 2010 and shall come into operation on 20 April 2010.
(2) The Interpretation Act (Northern Ireland) 1954  shall apply to these Regulations as it applies to an Act of the Northern Ireland Assembly.
2 
The Private Water Supplies Regulations (Northern Ireland) 2009  are amended in accordance with regulations 3 to 5.
3 
For regulation 6 (New installations) substitute—“
6. 

(1) Any product or substance applied to or introduced into a private supply after the coming into force of these Regulations must be a product or substance that would be permitted to be used in a water supply under regulation 30 (Application and introduction of substances and products) of the Water Supply (Water Quality) Regulations (Northern Ireland) 2007 .
(2) Where disinfection forms part of the preparation or distribution of a private supply, the responsible person must—
(a) design, operate and maintain the disinfection process so as to keep disinfection by-products as low as possible without compromising the effectiveness of the disinfection;
(b) ensure that the effectiveness of the disinfection process is maintained; and
(c) verify the effectiveness of the disinfection process.
(3) For the purposes of this regulation, “disinfection” means a process of water treatment—
(a) to remove; or
(b) to render harmless to human health,
every pathogenic micro-organism and pathogenic parasite that would otherwise be present in the water.”.
4 
In regulation 19(2)(g) (Notices) after the words “any other” insert the word “remedial”.
5 

(1) Schedule 2 (Requirements for Risk Assessment) is amended as follows.
(2) In paragraph 3 after the words “shall include provision”, insert “, where appropriate,”.
(3) In paragraph 4 after the words “shall make provision”, insert “, where appropriate,”.
(4) In paragraph 5 after the words “shall include provision”, insert “, where appropriate,”.
Sealed with the Official Seal of the Department of the Environment on 26th March 2010
Maggie Smith
A senior officer of the
Department
