Wyoming Administrative Code
Agency 020 - Environmental Quality, Dept. of
Sub-Agency 0009 - Solid Waste Management
Chapter 4 - CONSTRUCTION AND DEMOLITION LANDFILL REGULATIONS
Section 4-12 - Corrective Action Standards
Universal Citation: WY Code of Rules 4-12
Current through September 21, 2024
(a) Completion of corrective action: Corrective action remedies shall be considered complete when:
(i) The owner or operator complies with
groundwater protection standards at all points within the plume of
contamination that lie beyond the relevant point of compliance established by
the Administrator. The relevant point of compliance shall be no more than 150
meters (492 feet) from the waste management unit boundary on land owned by the
owner of the landfill.
(ii)
Compliance with the groundwater protection standards shall be considered
complete when concentrations of constituents have not exceeded the groundwater
protection standard(s) for a period of three (3) consecutive years using the
approved statistical procedures. The Administrator may approve an alternate
length of time during which the owner or operator must demonstrate compliance
with the standard(s), considering:
(A) Extent
and concentration of the release(s).
(B) Behavior characteristics of the
contaminants in the groundwater.
(C) Accuracy of the monitoring or modeling
techniques, including any seasonal, meteorological, or other environmental
variables that may affect the accuracy.
(D) Characteristics of the
groundwater.
(iii) All
actions required to complete the remedy have been satisfied.
(iv) When the operator believes the
corrective action remedy is complete, the operator shall:
(A) Notify the Administrator in writing, with
supporting documentation, and place a copy of the notice in the facility
operating record.
(B) Petition the
Administrator to be released from the financial assurance requirements for
corrective action under Chapter 7 of these rules and regulations.
(C) When, the Administrator determines that
the corrective action remedy has been completed, the owner or operator shall be
released from the requirements of financial assurance for corrective
action.
Disclaimer: These regulations may not be the most recent version. Wyoming may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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