O. Reg. 232/07: Effluent Monitoring and Effluent Limits - Petroleum Sector

 

ontario regulation 232/07

made under the

environmental protection act

Made: May 16, 2007
Filed: June 6, 2007
Published on e-Laws: June 8, 2007
Printed in The Ontario Gazette: June 23, 2007

Amending O. Reg. 537/93

(Effluent Monitoring and Effluent Limits — Petroleum Sector)

1. Subsection 7 (1) of Ontario Regulation 537/93 is revoked and the following substituted:

(1) Each discharger shall carry out the establishment of sampling point obligations of this Regulation and the sampling and analysis obligations of this Regulation, including quality control sampling and analysis obligations, in accordance with the procedures described in the Ministry of the Environment publication entitled “Protocol for the Sampling and Analysis of Industrial/Municipal Wastewater”, as amended from time to time.

2. Subsection 11 (2) of the Regulation is revoked and the following substituted:

(2) Despite subsection (1), where the actual analytical result is less than one-tenth of the analytical method detection limit set out in the Ministry of the Environment publication entitled “Protocol for the Sampling and Analysis of Industrial/Municipal Wastewater”, as amended from time to time, the discharger shall use the value zero for the purpose of performing a calculation under sections 12 and 13.

3. Subsection 14 (5) of the Regulation is revoked and the following substituted:

(5) Each discharger shall control the quality of each process effluent monitoring stream at the discharger’s plant to ensure that the total toxic equivalent concentration of 2,3,7,8 substituted dioxin and furan congeners in any sample collected at a process effluent sampling point at the plant, calculated in accordance with the methods described in the Ministry of the Environment publication entitled “Protocol for the Sampling and Analysis of Industrial/Municipal Wastewater”, as amended from time to time, does not exceed 60 picograms per litre.

4. Subsection 20 (2) of the Regulation is revoked and the following substituted:

(2) Each discharger shall prepare a travelling blank and travelling spiked blank sample for each sample for which a duplicate sample is picked up at the plant under subsection (1) and shall analyze the travelling blank and travelling spiked blank samples in accordance with the directions set out in the Ministry of the Environment publication entitled “Protocol for the Sampling and Analysis of Industrial/Municipal Wastewater”, as amended from time to time.

5. Subsection 22 (1) of the Regulation is revoked and the following substituted:

(1) Where a discharger is required by this section to perform a rainbow trout acute lethality test, the discharger shall perform the test according to the procedures described in the Environment Canada publication entitled “Biological Test Method: Reference Method for Determining Acute Lethality of Effluents to Rainbow Trout”, as amended from time to time.

6. Subsection 23 (1) of the Regulation is revoked and the following substituted:

(1) Where a discharger is required by this section to perform a Daphnia magna acute lethality test, the discharger shall perform the test according to the procedures described in the Environment Canada publication entitled “Biological Test Method: Reference Method for Determining Acute Lethality of Effluents to Daphnia magna”, as amended from time to time.

7. Subsections 24 (1) and (2) of the Regulation are revoked and the following substituted:

(1) Where a discharger is required to perform a seven-day fathead minnow growth inhibition test, the discharger shall perform the test according to the procedure described in the Environment Canada publication entitled “Biological Test Method: Test of Larval Growth and Survival Using Fathead Minnows”, as amended from time to time.

(2) Where a discharger is required to perform a seven-day Ceriodaphnia dubia reproduction inhibition and survivability test, the discharger shall perform the test according to the procedure described in the Environment Canada publication entitled “Biological Test Method: Test of Reproduction and Survival Using the Cladoceran Ceriodaphnia dubia”, as amended from time to time.

8. This Regulation comes into force on August 1, 2007.