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26.21.02.00.htm 26.21.02.00. Title 26 DEPARTMENT OF THE ENVIRONMENT Subtitle 21 MINING Chapter 02 Zone of Dewatering Influence Authority: Environment Article, §15-803 and 15-813, Annotated Code of Maryland
26.21.02.01.htm 26.21.02.01. 01 Scope.. The provisions of this chapter, which are in addition to the requirements of COMAR 26.21.01, apply to permit applications for surface mines that:A. Are located in karst terrane, as defined in Environment Article, §15-813, Annotated Code of Maryland, within Baltimore, Carroll, Frederick, and Washington counties; andB. Require a water appropriation permit under Environment Article, §5-502, Annotated Code of Maryland.
26.21.02.02.htm 26.21.02.02. 02 Definitions.. A. In this chapter, the following terms have the meanings indicated.. B. Terms Defined.. 1) "Carbonate rock" means a rock primarily composed of calcium carbonate or magnesium carbonate.. 2) "Dewatering effects" means the lowering of ground water levels as a result of pumping ground water out of a surface mine.3) "Sinkhole" means a sudden subsidence or collapse of the land surface in an area where the bedrock is comprised of carbonate rock.
26.21.02.03.htm 26.21.02.03. 03 Permit Conditions.. A. Monitoring Network.. 1) The Department may require the permittee to establish a ground water monitoring observation network in the vicinity of the surface mine. The locations of monitoring points and the frequency of measurements shall be specified by the Department in the permit.2) Existing and privately owned wells may be a part of the monitoring network if approved by the Department and written consent is given by the property owner.
26.21.02.04.htm 26.21.02.04. 04 Sinkhole Occurrence Within the Zone of Dewatering Influence.. A. When the permittee becomes aware that a sinkhole has occurred within a zone of dewatering influence, the permittee shall immediately:1) Report the occurrence to the Department; and. 2) Implement appropriate safety measures to protect the public.. B. When a sinkhole occurs within a zone of dewatering influence, the permittee may not knowingly:. 1) Leave a sinkhole which occurs within a roadway
26.21.02.05.htm 26.21.02.05. 05 Water Supply Loss Within the Zone of Influence.. A. Within the Zone of Dewatering Influence.. 1) The permittee shall:. a) Notify the Department within 24 hours of any reported or known water supply failure; and. b) File a written report with the Department within 72 hours of the notification that identifies the cause of the water loss and how and when the permittee will replace water supply.2) The Department may extend the time for filing the report based upon the
26.21.02.06.htm 26.21.02.06. 06 Request for Contested Case Hearing.. A. Water Supply Replacement.. 1) Within 14 days of the mailing date of a decision by the Department regarding the replacement of a water supply, an aggrieved party may make a written request for a contested case hearing.2) The request for a contested case hearing shall be in writing and shall clearly state the reasons for the request and the remedy sought.3) A request for a contested case hearing does not stay the findings of the
26.21.02.9999.htm 26.21.02.9999. Administrative History Effective date: May 14, 2001 (28:9 Md. R. 891).
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