South Dakota Administrative Rules
Title 74 - Department of Environment And Natural Resources
Article 74:55 - Underground injection control
Chapter 74:55:01 - Underground injection control - Class III wells
Section 74:55:01:53.02 - Excursions - Not controlled

Universal Citation: SD Admin Rules 74:55:01:53.02
Current through Register Vol. 50, page 114, March 25, 2024

If an excursion is not controlled within 30 days following confirmation of the excursion, a sample must be collected from each of the affected monitoring wells and analyzed for the following parameters: ammonia, antimony, arsenic, barium, beryllium, bicarbonate, boron, cadmium, calcium, carbonate, chloride, chromium, conductivity, copper, fluoride, gross alpha, gross beta, iron, lead, magnesium, manganese, mercury, molybdenum, nitrate, nitrate + nitrite, pH, potassium, selenium, sodium, sulfate, radium-226 and 228, thallium, total dissolved solids, uranium, vanadium, and zinc, and any other parameter specified by the secretary, unless the secretary determines that the concentration or value of one or more parameters is not likely to occur as a result of the in situ leach mine.

If an excursion is not controlled within 60 days following confirmation of the excursion, the secretary may require the operator to conduct additional sampling of monitoring wells, installation of additional monitor wells, termination of injection in the portion of the wellfield in which the excursion originated, or a combination of approaches to assure control within a timely manner.

General Authority: SDCL 34A-2-93(15).

Law Implemented: SDCL 34A-2-48.

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