UPDATES TO THE LAWS FOR CONTAMINATED SITES IN BRITISH COLUMBIA
By: Paul Embregts, B.Eng., Project Coordinator
Third Stage Amendments to the Contaminated Sites Regulation
The Third Amendment to the Contaminated Sites Regulation (CSR) was passed on November 20, 2003. The Amendment can be viewed at the following website address: http://wlapwww.gov.bc.ca/epd/epdpa/contam_sites /regulations/index.html
The amendment has established a new set of fees related to services offered by the Contaminated Sites branch, such as reviewing site profiles, accessing the Ministry site registry, reviewing environmental reports, and issuing certificates of compliance (CoCs) and conditional certificates of compliance (CCoCs).
Overall, the amendments have instituted a higher rate of fees. The increase in fees is reflective of monetary losses the Ministry sustained in provision of the Contaminated Sites program in the past. This is significant to owners of contaminated sites as it will now cost substantially more to obtain a CoC or a CCoC.
The following highlights some of the key amendments to the CSR:
- Ministry fees are outlined in Tables 1 and 2 of Schedule 3 in the CSR. Table 2 lists fees associated with Determinations of Contaminated Sites, Reviews, Agreements, Inspections, Approvals, Certificates and Orders. Prior to the third Stage Amendments, fees for each service were subcategorized for each site based on site size and complexity. This has now been amended so that the fee for each service is subcategorized only into site complexity, that being simple and complex sites. The method for determining site complexity is provided in Part D of the Contaminated Sites Services Form.
- A comparison of pre and post Third Amendment fees indicates the following key changes
- Site Profiles: The submittal fee has not changed from $100
- Site Registry Searches: Costs have increased in the order of 200 to 300%.
- Determination of a Contaminated Site (under section 15 (3)) of the CSR): The fees for simple and complex sites are $1,000 and $2,000, respectively. The previous range of fees was $250 to $750.
- Review of Preliminary Site Investigation Reports: Fees for simple and complex Site are $2,000 and $4,000, respectively. The previous fees ranged from $250 to $2000.
- Review of a Detailed Site Investigation Report: Fees for simple and complex Site are now $3,000 and $6,000, respective. Previous fees ranged from $750 to $10,000.
- Review of a Risk Assessment or Environmental Impact report: The fees for Simple and complex sites are $3,000 and $9,000, respectively. The previous range of fees was $800 to $12,000.
- Contaminated Soil Relocation Agreement (under section 43 (2) of the CSR): Fees for Simple and complex sites are $1,000 and $2,000, respectively. Previous fees were in the range of $250 to $3,000.
- Approval in Principle (AIP) for a remediation plan: Fees for a simple and complex site are $1,000 and $3,000, respectively. Previous fees were in the range of $100 to $600.
- Certificate of Compliance: Fees for simple and complex site are $2,000 and $6,000 respectively. The previous fees ranged from $750 to $10,000.
- Conditional Certificate of Compliance: Fees for simple and complex sites are $4,000 and $12,000, respectively. The previous fees ranged from $1,200 to $16,000.
- Reports submitted to the Ministry that contain errors or omissions may be corrected and resubmitted to the Ministry. Previously, the resubmission charge could be as much as 20% of the original fee. Under the new Amendments, the maximum resubmission charge is 50% of the original fee.
- Under section 10 (2) of the CSR, a person may request that an external reviewer assist with the review of a report or remediation plan. The benefit of requesting this is that it would provide a quicker turnaround time. The surcharge for having an external review completed has been raised from 20 to 30% under the new Amendments.
- Under Section 49.1 of the CSR, a person is able to have reports and remediation plans reviewed by members of the roster of professional experts. The previous surcharge for doing a roster review was 10%. This surcharge has been increased to 50%. This fee increase is a result of higher auditing costs than were anticipated by the Ministry.
Standard for Non Scheduled Toxic Substances
The standards used to assess contaminant concentrations are provided in Schedules 4, 5 and 6 of the Contaminated Sites Regulation (CSR). Schedules 4 and 5 provide numerical concentration standards for soil, based on land use including agriculture, park land, residential, commercial and industrial uses. Schedule 6 provides numerical concentration standards for groundwater, based on water uses including aquatic life, irrigation, drinking water for livestock and drinking water for humans. There are numerous parameters contained within each of the schedules, however by no means is it an exhaustive list of all toxic chemicals that may be present at a contaminated Site.
For the purposes of evaluating a site contaminated with a Non Scheduled Toxic Substance (NSTS), the Ministry of Water, Land and Air Protection (MWLAP) has established a listing of NSTSs that is documented in Table 1 of Technical Guidance Document 18, which can be found at the following web address: http://wlapwww.gov.bc.ca/epd/epdpa/contam_sites /guidance/index.html
The standard for this listing of NSTSs came into effect on January 30, 2004. The standard can be found at the following web address: http://wlapwww.gov.bc.ca/epd/epdpa/contam_sites /standards_criteria/index.html
Under the Standard, a site is considered contaminated if a soil or groundwater sample has a concentration of an NSTS parameter that exceeds either the Practical Quantification Limit (PQL) or the respective Remedial Target (RT), which are listed in Table 1 of Guidance Document 18. The PQL is essentially the lowest possible laboratory detection concentration multiplied by a factor of five. Similarly, soil cannot be relocated to another site without a soil relocation agreement if it contains concentrations of an NSTS greater than the respective PQL or RT.
For Sites contaminated with an NSTS substance, a Certificate of Compliance (CoC) for adequate remediation would be issued from the Ministry only under the following circumstances:
- Concentrations of NSTSs are remediated to concentrations below PQL levels.
- Concentrations of NSTSs are remediated to concentrations below RT levels, and the responsible person for the contaminated site issues a letter to MWLAP stating that the levels of any NSTS substance remediated to an RT standard are not a risk to ecological receptors.
The reason for the above point 2 is that the remedial target values were derived considering human heath risks only. The Ministry will issue a CoC for an NSTS Site remediated to RT standards, however the liability for ecological risks related to an NSTS substance will remain with the responsible party, not with MWLAP. The Ministry does not require information to support any assertion that an NSTS will not pose a risk to an ecological receptor. Furthermore, the Ministry will not review any information upon which the assertion may be based, nor verify the assertion through any third party means.
In summary, the NSTS standard in significant to property owners potentially contaminated with an NSTS substance as:
- The NSTS standard approximately doubles the total amount of regulated substances in the BC Contaminated Sites Regulation (CSR). In general, this increases the potential of a Site to be contaminated with a regulated substance. It also potentially will increase the cost of environmental investigations as consultants may need to be more diligent in evaluating potential contaminants, and may also need to test for a wider range of parameters.
- Site owners choosing to remediate to RT values will inherit liability associated with environmental protection. As such, a risk assessment may be prudent to quantify this risk, and evaluate the potential for future liability. Alternatively, a Site owner may choose to remediate to PQL levels to reduce potential liability. PQL levels are stricter than RT levels, and therefore this would results in higher overall costs.
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