Q-2, r. 17.1 - Regulation respecting the regulatory scheme applying to activities on the basis of their environmental impact

Section 221 Disposition versions

2023-02-13

221. The establishment and extension of a storm water management system that is part of a combined sewer system connected to a treatment plant governed by the Regulation respecting municipal wastewater treatment works (chapter Q-2, r. 34.1) are eligible for a declaration of compliance on the following conditions:

(1)  the specifications for the work are prepared in accordance with the standard specification BNQ 1809-300 or at least meet the requirements of that specification for the work concerned;

(2)  no overflow or diversion works is added to the combined sewer system;

(3)  the completion of the work is not likely to cause the discharge of wastewater into the environment;

(4)  if storm water is infiltrated into the soil, the bottom of the works used for infiltration is situated at least 1 m above bedrock level or above the seasonal peak groundwater level established using the methods mentioned in the second paragraph of section 83 of the Design code of a storm water management system eligible for a declaration of compliance (chapter Q‑2, r. 9.01);

(5)  as the case may be,

(a)  once the work is completed, the extension is not likely to cause an increase in the frequency of overflow events for any of the overflows situated downstream from the connection point, or in the frequency of diversions at the treatment plant;

(b)  a planning of overflow events and diversions has first been filed with the Minister by each municipality concerned, which planning meets the following conditions:

i.  the planning provides for measures allowing to compensate the additions of flows from the work and preventing the increase in the frequency of overflow events for any of the overflows situated downstream from the connection point, and in the frequency of diversions at the treatment plant;

ii.  the planning describes each measure provided for and the overflows and diversions covered by each measure;

iii.  the implementation of those measures is to be completed by the municipality not later than 31 December 2030;

(6)  the system is not covered by a depollution attestation.

O.C. 871-2020, s. 221; I.N. 2021-11-01; O.C. 1461-2022, s. 29.

2021-11-01

221. The establishment and extension of a storm water management system that is part of a combined sewer system connected to a treatment plant governed by the Regulation respecting municipal wastewater treatment works (chapter Q-2, r. 34.1) are eligible for a declaration of compliance on the following conditions:

(1)  the specifications for the work are prepared in accordance with the standard specification BNQ 1809-300 or at least meet the requirements of that specification for the work concerned;

(2)  no overflow or diversion works is added to the combined sewer system;

(3)  the completion of the work is not likely to cause the discharge of wastewater into the environment;

(4)  if storm water is infiltrated into the soil, the bottom of the works used for infiltration is situated at least 1 m above bedrock level or above the seasonal peak groundwater level established using the methods mentioned in the second paragraph of section 83 of the Design code of a storm water management system eligible for a declaration of compliance (chapter Q‑2, r. 9.01);

(5)  once the work is completed, the extension is not likely to cause an increase in the frequency of overflow events for any of the overflows situated downstream from the connection point, or in the frequency of diversions at the treatment plant or, if the work is likely to cause such an increase, it is carried out under a plan to manage overflow events and diversions adopted by the municipality concerned and filed with the Minister, which plan must, once carried out, have the effect of not increasing the frequency of overflow events or diversions and must include, in particular,

(a)  a delimitation of the sectors concerned;

(b)  a list of the overflows and diversion works concerned;

(c)  a work schedule covering a maximum period of five years after the date the plan is filed with the Minister.

O.C. 871-2020, s. 221; I.N. 2021-11-01.

2020-12-31

221. The establishment and extension of a storm water management system that is part of a combined sewer system connected to a treatment plant governed by the Regulation respecting municipal wastewater treatment works (chapter Q-2, r. 34.1) are eligible for a declaration of compliance on the following conditions:

(1)  the specifications for the work are prepared in accordance with the standard specification BNQ 1809-300 or at least meet the requirements of that specification for the work concerned;

(2)  no overflow or diversion works is added to the combined sewer system;

(3)  the completion of the work is not likely to cause the discharge of wastewater into the environment;

(4)  if storm water is infiltrated into the soil, the bottom of the works used for infiltration is situated at least 1 m above bedrock level and above the seasonal peak groundwater level established using the methods mentioned in the second paragraph of section 83 of the Design code of a storm water management system eligible for a declaration of compliance (chapter Q‑2, r. 9.01);

(5)  once the work is completed, the extension is not likely to cause an increase in the frequency of overflow events for any of the overflows situated downstream from the connection point, or in the frequency of diversions at the treatment plant or, if the work is likely to cause such an increase, it is carried out under a plan to manage overflow events and diversions adopted by the municipality concerned and filed with the Minister, which plan must, once carried out, have the effect of not increasing the frequency of overflow events or diversions and must include, in particular,

(a)  a delimitation of the sectors concerned;

(b)  a list of the overflows and diversion works concerned;

(c)  a work schedule covering a maximum period of five years after the date the plan is filed with the Minister.

O.C. 871-2020, s. 221.

Not in force

In force: 2020-12-31

221. The establishment and extension of a storm water management system that is part of a combined sewer system connected to a treatment plant governed by the Regulation respecting municipal wastewater treatment works (chapter Q-2, r. 34.1) are eligible for a declaration of compliance on the following conditions:

(1)  the specifications for the work are prepared in accordance with the standard specification BNQ 1809-300 or at least meet the requirements of that specification for the work concerned;

(2)  no overflow or diversion works is added to the combined sewer system;

(3)  the completion of the work is not likely to cause the discharge of wastewater into the environment;

(4)  if storm water is infiltrated into the soil, the bottom of the works used for infiltration is situated at least 1 m above bedrock level and above the seasonal peak groundwater level established using the methods mentioned in the second paragraph of section 83 of the Design code of a storm water management system eligible for a declaration of compliance (chapter Q‑2, r. 9.01);

(5)  once the work is completed, the extension is not likely to cause an increase in the frequency of overflow events for any of the overflows situated downstream from the connection point, or in the frequency of diversions at the treatment plant or, if the work is likely to cause such an increase, it is carried out under a plan to manage overflow events and diversions adopted by the municipality concerned and filed with the Minister, which plan must, once carried out, have the effect of not increasing the frequency of overflow events or diversions and must include, in particular,

(a)  a delimitation of the sectors concerned;

(b)  a list of the overflows and diversion works concerned;

(c)  a work schedule covering a maximum period of five years after the date the plan is filed with the Minister.

O.C. 871-2020, s. 221.