Storring Septic Service Limited - Environmental Compliance Approval (waste)

Instrument type: Environmental Compliance Approval (waste)

ERO number
026-0879
Ministry reference number
4975-DVSPYX
Notice type
Instrument
Act
Environmental Protection Act, R.S.O. 1990
Posted by
Ministry of the Environment, Conservation and Parks
Notice stage
Proposal
Proposal posted
Comment period
August 26, 2026 - October 10, 2026 (45 days) Open
Last updated

This consultation closes at 11:59 p.m. on:
October 10, 2026

Proposal summary

This proposal is for a new Environmental Compliance Approval for a hauled sewage disposal site to be located at 52 Thompson Hill Road, Stone Mills.

Location details

Site address

52 Thompson Hill Road
Stone Mills, ON
Canada

Site location map

The location pin reflects the approximate area where environmental activity is taking place.

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Proponent(s)

Storring Septic Service Limited
501 County Road 15
Stone Mills, ON
K0K 3G0
Canada

Proposal details

Hauled sewage, commonly known as septage, is the waste material removed from portable toilets, sewage holding tanks and septic systems. Untreated hauled sewage from holding tanks and septic tanks may be disposed of on land in accordance with an Environmental Compliance Approval (ECA) issued under the Environmental Protection Act (EPA).

This proposal is for the issuance of an Environmental Compliance Approval for a hauled sewage disposal site.

Other information:

Site Details

  • application type: new
  • total useable area: 27.5 hectares
  • type of disposal: storage lagoon 
  • number of lagoons: 4

Highlights of Proposed Approval Requirements

  • prior to operating at the site, the Company shall develop written procedures covering the following:
  • procedures for reporting to the Ministry, and municipal authorities as required in the event a spill occurs at the site;
  • a list of the personnel responsible for operations at the site
  • the Company shall ensure that all personnel involved in the operation of this hauled sewage disposal site are aware of the requirements of this Approval and are trained in Spill Prevention
  • spills of a pollutant that cause or may cause an adverse effect are to be reported to the Ministry's Spills Action Centre and the Company shall take appropriate remedial action to limit the impact
  • the Company must ensure that no unnecessary off-site effects, such as vermin, vectors, odour, dust, litter, noise or traffic, result from the operation of this site
  • written records must be maintained in a log book that documents daily operations as well as any spills that occur and any complaints received
  • the lagoons must be designed and constructed according to specified requirements set out in the approval
  • the lagoons must be operated in accordance with specified requirements set out in the approval which include maximum volumes that can be put in the lagoons
  • the estimated volumes of hauled sewage that can be stored in the lagoons, which measures 30 metres x 30 metres x 2.5 metres, is 1890 cubic metres based on a freeboard of 0.61 metres; 30 metres x 30 metres x 2.5 metres, is 2100 cubic metres based on a freeboard of 0.61 metres; 45 metres x 30 metres x 2.5 metres, is 2880 cubic metres based on a freeboard of 0.61 metres and 45 metres x 30 metres x 2.5 metres, is 2880 cubic metres based on a freeboard of 0.61 metres
  • a closure plan shall be developed for the site and the site must be closed in accordance with the plan
  • surface or ground water monitoring conditions may be required

Other

Prior to the spreading of hauled sewage, the operator is responsible for ensuring that all necessary approvals, licences or permits that may be required from other authorities, such as the local municipality, conservation authority, MNR and OMAFA, have been acquired.

Supporting materials

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Client Services and Permissions Branch
Address

40 St. Clair Avenue West
Floor 2
Toronto, ON
M4V 1M2
Canada

Office phone number

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