You're using an outdated browser. This website will not display correctly and some features will not work.
Learn more about the browsers we support for a faster and safer online experience.


filed June 29, 2007 under Environmental Protection Act, R.S.O. 1990, c. E.19

Skip to content


ontario regulation 292/07

made under the

environmental protection act

Made: June 27, 2007
Filed: June 29, 2007
Published on e-Laws: July 3, 2007
Printed in The Ontario Gazette: July 14, 2007

Amending Reg. 347 of R.R.O. 1990

(General — Waste Management)

1. The definition of “corrosive waste” in subsection 1 (1) of Regulation 347 of the Revised Regulations of Ontario, 1990 is revoked and the following substituted:

“corrosive waste” means,

(a) a waste that is aqueous and has a pH less than or equal to two or greater than or equal to 12.5 as determined by a pH meter,

(b) a waste that is a liquid and corrodes steel (SAE 1020) at a rate greater than 6.35 millimetres per year at a test temperature of 55° Celsius using test NACE TM-01-69 or an equivalent test approved by the Director, or

(c) a waste that is a solid and, when prepared in a mixture or solution with distilled water that is 50 per cent waste by weight, has a pH less than or equal to two or greater than or equal to 12.5 as determined by a pH meter, other than,

(i) solid incinerator ash or fly-ash from a woodwaste combustor site, or

(ii) solid wastes generated by a manufacturer of pulp, paper, recycled paper, corrugated cardboard or other paper products;

2. Schedule 1 to the Regulation is amended by striking out the row that begins with “K175” in Column 1 and substituting the following row:



Wastewater treatment sludge from the production of vinyl chloride monomer using mercuric chloride catalyst in an acetylene-based process.




0.025 mg/L TCLP10




pH≤ 6.010

3. This Regulation comes into force on the day it is filed.