O. Reg. 269/03: DRINKING-WATER SYSTEMS, Filed June 30, 2003 under Safe Drinking Water Act, 2002, S.O. 2002, c. 32

 

ontario regulation 269/03

made under the

safe drinking water act, 2002

Made: June 25, 2003
Filed: June 30, 2003
Printed in The Ontario Gazette: July 19, 2003

Amending O. Reg. 170/03

(Drinking-Water Systems)

1. The definition of “point of entry treatment unit” in subsection 1 (1) of Ontario Regulation 170/03 is revoked and the following substituted:

“point of entry treatment unit” means equipment that,

(a) is designed to provide primary disinfection,

(b) is installed in a drinking-water system at or near where water from the system enters a building or other structure, and

(c) is connected to the plumbing associated with the building or other structure;

2. (1) Subsection 5 (1) of the Regulation is amended by striking out the portion before paragraph 1 and substituting the following:

Exemptions:  residential systems

(1) If a large municipal residential system or small municipal residential system obtains all of its water from a large municipal residential system or small municipal residential system to which this Regulation applies that provides secondary disinfection in accordance with section 1-5 of Schedule 1, Schedules 1, 7, 10, 11 and 13 do not apply to the system that obtains the water, except for the following provisions:

. . . .  .

(2) Section 5 of the Regulation is amended by adding the following subsection:

(4) This Regulation, except sections 8.1 and 9 and subsections 11 (2.1), (8) and (9), does not apply to a drinking-water system that obtains all of its water from another drinking-water system if,

(a) pursuant to subsection (1), (2) or (3), the drinking-water system that obtains the water is exempt from provisions of this Regulation; and

(b) the owner of the drinking-water system from which the water is obtained has agreed in writing,

(i) to ensure that the treatment equipment that provides secondary disinfection in accordance with section 1-5 of Schedule 1 or 2-5 of Schedule 2 is operated so that, at all times and at all locations within the distribution system of the system that obtains the water,

(A)   the free chlorine residual is never less than 0.05 milligrams per litre, if the drinking-water system from which the water is obtained provides chlorination and does not provide chloramination, or

(B) the combined chlorine residual is never less than 0.25 milligrams per litre, if the drinking-water system from which the water is obtained provides chloramination, and

(ii) to sample and test the water in the distribution system of the system that obtains the water as if it were part of the distribution system of the system from which the water is obtained.

3. (1) Subsection 6 (1) of the Regulation is amended by striking out “except subsection 9 (1)” in the portion before clause (a) and substituting “except section 8.1 and subsections 9 (1) and 11 (2.1), (8) and (9)”.

(2) Clause 6 (1) (c) of the Regulation is revoked and the following substituted:

(c) the owner of the drinking-water system from which the water is obtained has agreed in writing,

(i) to ensure that the treatment equipment that provides the secondary disinfection referred to in clause (b) is operated so that, at all times and at all locations within the distribution system of the system that obtains the water,

(A)   the free chlorine residual is never less than 0.05 milligrams per litre, if the drinking-water system from which the water is obtained provides chlorination and does not provide chloramination, or

(B) the combined chlorine residual is never less than 0.25 milligrams per litre, if the drinking-water system from which the water is obtained provides chloramination, and

(ii) to sample and test the water in the distribution system of the system that obtains the water as if it were part of the distribution system of the system from which the water is obtained.

4. Section 7 of the Regulation is amended by adding the following subsections:

(3) Subsection (2) does not apply to a drinking-water system on days on which all designated facilities and all public facilities served by the system are not open.

(4) Subsection (2) does not apply to a drinking-water system if the system provides disinfection equipment for primary disinfection that does not use chlorination or chloramination and the disinfection equipment is operated in accordance with the following standards:

1. The disinfection equipment has a feature that causes an alarm to sound in the following locations if the disinfection equipment malfunctions, loses power or ceases to provide the appropriate level of disinfection:

i. The building or structure where the disinfection equipment is installed.

ii. A location where a person is present, if a person is not always present at the location described in subparagraph i.

iii. Every designated facility served by the drinking-water system.

2. If an alarm sounds under paragraph 1, a person who is at the building or structure where the disinfection equipment is installed must take appropriate action or a person must promptly be dispatched to that location to take appropriate action.

3. A person who is dispatched under paragraph 2 must arrive at the building or structure where the disinfection equipment is installed as soon as possible.

5. Section 8.1 of the Regulation is amended by adding the following subsections:

(3) Section 12 of the Act does not apply to a non-municipal year-round residential system if,

(a) pursuant to subsection 5 (2) of this Regulation, provisions of this Regulation do not apply to the system; and

(b) the system does not rechlorinate the water it obtains.

(4) Section 12 of the Act does not apply to a non-municipal year-round residential system if, pursuant to subsection 5 (4) of this Regulation, provisions of this Regulation do not apply to the system.

(5) Section 12 of the Act does not apply to a large non-municipal non-residential system if, pursuant to section 6 or 7 of this Regulation, provisions of this Regulation do not apply to the system.

6. (1) Section 11 of the Regulation is amended by adding the following subsection:

(2.1) If a drinking-water system is connected to and receives all of its drinking water from another drinking-water system, the owner of the system from which the water is obtained shall ensure that, at the same time that the annual report for the system is given to the Director, a copy of the report is given to the owner of the system that obtains the water.

(2) Subsections 11 (7), (8) and (9) of the Regulation are revoked and the following substituted:

(7) The owner of a drinking-water system shall ensure that a copy of an annual report for the system is given, without charge, to every person who requests a copy.

(8) If a drinking-water system is connected to and receives all of its drinking water from another drinking-water system, the owner of the system that obtains the water shall ensure that a copy of an annual report for the system from which the water is obtained is given, without charge, to every person who requests a copy.

(9) Subsections (7) and (8) do not apply to an annual report that is more than two years old.

(9.1) Every time that an annual report is prepared for a drinking-water system, the owner of the system shall ensure that effective steps are taken to advise users of water from the system that copies of the report are available, without charge, and of how a copy may be obtained.

7. Section 2-2 of Schedule 2 to the Regulation is amended by adding the following subsection:

(3) Subsection (2) does not apply during a period of 60 or more consecutive days when,

(a) the drinking-water system is not in operation; or

(b) the drinking-water system supplies water only to private residences that are occupied by the owner of the system, members of the family of the owner of the system, employees or agents of the owner of the system, or members of the families of employees or agents of the owner of the system.

8. (1) Paragraph 1 of section 3-2 of Schedule 3 to the Regulation is amended by striking out the portion before subparagraph i and substituting the following:

1. A point of entry treatment unit belonging to the owner of the drinking-water system is connected to the plumbing of every building and other structure served by the system, other than buildings and other structures to which water is supplied exclusively for,

. . . . .

(2) Paragraph 3 of section 3-2 of Schedule 3 to the Regulation is revoked and the following substituted:

3. The owner of the drinking-water system has access at all times to shut-off valves that enable the owner to shut off the supply of water to the plumbing to which point of entry treatment units are connected.

9. The Table to section 6-5 of Schedule 6 to the Regulation is revoked and the following substituted:

TABLE

Item

Parameter

Minimum Testing  and Recording Frequency

Maximum Alarm Standard

Minimum Alarm Standard

1.

Free chlorine residual required to achieve primary disinfection

5 minutes

Not applicable

0.1 milligrams per litre less than the concentration of free chlorine residual that is required to achieve primary disinfection

 

2.

Free chlorine residual and total chlorine residual measured for the purpose of determining combined chlorine residual required to achieve primary disinfection

5 minutes

Not applicable

0.1 milligrams per litre less than the concentration of combined chlorine residual that is required to achieve primary disinfection

 

3.

Free chlorine residual in a distribution sample

1 hour

Not applicable

0.05 milligrams per litre

4.

Free chlorine residual and total chlorine residual measured for the purpose of determining combined chlorine residual in a distribution sample

1 hour

Not applicable

0.25 milligrams per litre

5.

Turbidity

15 minutes

1.0 Nephelometric Turbidity Units (NTU)

Not applicable

10. Subsection 9-6 (2) of Schedule 9 to the Regulation is revoked and the following substituted:

(2) Sections 9-2 to 9-4 do not apply to a non-municipal seasonal residential system during a period of 60 or more consecutive days when,

(a) the system is not in operation; or

(b) the system supplies water only to private residences that are occupied by the owner of the system, members of the family of the owner of the system, employees or agents of the owner of the system, or members of the families of employees or agents of the owner of the system.

11. Section 11-4 of Schedule 11 to the Regulation is revoked and the following substituted:

Seven-day shutdowns, etc.

11-4. (1) Sampling and testing is not required under sections 11-2 and 11-3 during a period of seven or more consecutive days when,

(a) the drinking-water system is not in operation; or

(b) the drinking-water system supplies water only to private residences that are occupied by the owner of the system, members of the family of the owner of the system, employees or agents of the owner of the system, or members of the families of employees or agents of the owner of the system.

(2) If, pursuant to subsection (1), sampling and testing is not required during a period of seven or more consecutive days, the owner of the system and the operating authority for the system shall ensure that no drinking water is supplied to a user of water after that period until samples have been taken and tested under sections 11-2 and 11-3 and the results of the tests have been received by the owner and the operating authority.

12. Section 12-4 of Schedule 12 to the Regulation is revoked and the following substituted:

Seven-day shutdowns, etc.

12-4. (1) Sampling and testing is not required under sections 12-2 and 12-3 during a period of seven or more consecutive days when,

(a) the drinking-water system is not in operation; or

(b) the drinking-water system supplies water only to private residences that are occupied by the owner of the system, members of the family of the owner of the system, employees or agents of the owner of the system, or members of the families of employees or agents of the owner of the system.

(2) If, pursuant to subsection (1), sampling and testing is not required during a period of seven or more consecutive days, the owner of the system and the operating authority for the system shall ensure that no drinking water is supplied to a user of water after that period until samples have been taken and tested under sections 12-2 and 12-3 and the results of the tests have been received by the owner and the operating authority.

13. Section 13-11 of Schedule 13 to the Regulation is revoked and the following substituted:

60-day shutdowns, etc.

13-11. Sampling and testing is not required under sections 13-5, 13-6 and 13-7 during a period of 60 or more consecutive days when,

(a) the drinking-water system is not in operation; or

(b) the drinking-water system supplies water only to private residences that are occupied by the owner of the system, members of the family of the owner of the system, employees or agents of the owner of the system, or members of the families of employees or agents of the owner of the system.

14. Section 14-9 of Schedule 14 to the Regulation is revoked and the following substituted:

60-day shutdowns, etc.

14-9. Sampling and testing is not required under sections 14-4 and 14-5 during a period of 60 or more consecutive days when,

(a) the drinking-water system is not in operation; or

(b) the drinking-water system supplies water only to private residences that are occupied by the owner of the system, members of the family of the owner of the system, employees or agents of the owner of the system, or members of the families of employees or agents of the owner of the system.

15. Subsection 15-4 (2) of Schedule 15 to the Regulation is revoked and the following substituted:

(2) Sampling and testing is not required under subsection (1) during a period of 60 or more consecutive days when,

(a) the drinking-water system is not in operation; or

(b) the drinking-water system supplies water only to private residences that are occupied by the owner of the system, members of the family of the owner of the system, employees or agents of the owner of the system, or members of the families of employees or agents of the owner of the system.

16. (1) Clause 16-2 (c) of Schedule 16 to the Regulation is amended by striking out “by or pursuant to” and substituting “pursuant to”.

(2) Clause 16-2 (d) of Schedule 16 to the Regulation is amended by striking out “by or pursuant to” and substituting “pursuant to”.

(3) Clause 16-2 (e) of Schedule 16 to the Regulation is amended by striking out “by or pursuant to” and substituting “pursuant to”.