Nevada Administrative Code

NAC 459.7635 Purpose and applicability. (NRS 459.201) The provisions of NAC 459.756 to 459.7745, inclusive: 1. Establish radiation safety requirements for persons using sources of radiation for well logging which are in addition to and not in substitution for other applicable req…

NAC 459.7641 Approval of operation required; submission of information to Division; maintenance and retention of record. (NRS 459.201) 1. A person shall not perform a well logging operation without: (a) A general license granted pursuant to NAC 459.210 and prior approval of the D…

NAC 459.7645 Agreement with owner or operator of well. (NRS 459.201) 1. A licensee shall not perform well logging with a sealed source before entering into a written agreement with the owner or operator of the well who is employing the licensee. 2. The written agreement required …

NAC 459.765 Labeling of components and containers; transportation of radioactive material. (NRS 459.201) 1. A licensee may not use a source, a source holder or a logging tool that contains radioactive material unless the smallest component that is transported as a separate piece …

NAC 459.7655 Storage of radioactive material; securing packages for transportation. (NRS 459.201) A licensee shall: 1. Store each source containing radioactive material in a storage container or transportation package. The container or package must be locked and physically secure…

NAC 459.7661 Availability and calibration of instruments to survey and detect radiation. (NRS 459.201) A licensee shall: 1. Keep a calibrated and operable radiation survey instrument capable of detecting beta and gamma radiation at each field station and temporary job site to mak…

NAC 459.7665 Inspection and maintenance of equipment; restrictions on handling sealed sources. (NRS 459.201) 1. Each licensee shall visually inspect source holders, logging tools and source handling tools for defects before each use to ensure that the equipment is in good working…

NAC 459.767 Testing sealed sources for leakage. (NRS 459.201) A licensee shall test, as provided in NAC 459.307, each sealed source for leakage of radioactive material, at intervals not to exceed 6 months. (Added to NAC by Bd. of Health, eff. 9-6-88)

NAC 459.7675 Semiannual inventories of radioactive material. (NRS 459.201) 1. Each licensee shall conduct a semiannual physical inventory to account for all radioactive material received and possessed under his or her license. The licensee must retain records of the physical inve…

NAC 459.7681 Records of sources of radiation used. (NRS 459.201) 1. Each licensee or registrant shall maintain records of each use of a source of radiation in well logging, which must include: (a) The make, model and number of sources of radiation used and a serial number or a de…

NAC 459.7685 Criteria for design and performance of sealed sources. (NRS 459.201) 1. Except as otherwise provided in subsection 2, a licensee shall not use a sealed source in well logging unless the sealed source: (a) Is doubly encapsulated; (b) Contains radioactive material whos…

NAC 459.769 Use of sealed source in well without surface casing. (NRS 459.201) A licensee may use a sealed source to log a well that does not have a surface casing if: 1. The well does not penetrate a fresh water aquifer; or 2. The licensee follows a procedure which has been appr…

NAC 459.7695 Use of radioactive markers and uranium sinker bars. (NRS 459.201) 1. A licensee shall not use radioactive markers in wells if the individual markers contain quantities of radioactive material which exceed the quantities specified in NAC 459.188. 2. The use of radioac…

NAC 459.7701 Logging supervisors and assistants: Qualifications; safety reviews; records. (NRS 459.201) 1. A licensee shall not permit a person to act as a logging supervisor until that person: (a) Has completed training in the subjects set forth in NAC 459.7705. (b) Has received…

NAC 459.7705 Logging supervisors: Training. (NRS 459.201) A licensee shall include the following subjects in the training required by NAC 459.7701: 1. Fundamentals of radiation safety, including: (a) Characteristics of radiation; (b) Units of radiation dosage and quantity of radi…

NAC 459.771 Logging supervisors: Presence at temporary job sites; surveillance of operations. (NRS 459.201) 1. A logging supervisor shall be physically present at a temporary job site when radioactive materials are being handled or are not stored and locked in a vehicle or storag…

NAC 459.7715 Operating and emergency procedures. (NRS 459.201) Each licensee shall develop and follow written operating and emergency procedures that cover: 1. The handling and use of radioactive materials including, if appropriate, the use of sealed sources in wells without surf…

NAC 459.7721 Monitoring personnel. (NRS 459.030, 459.201) 1. A licensee shall not permit a person to act as a logging supervisor or a logging assistant unless that person wears, at all times during the handling of radioactive materials, either a film badge or a thermoluminescence…

NAC 459.7725 Surveys of radiation: Requirements; records. (NRS 459.201) 1. A licensee shall make radiation surveys of each area where radioactive materials are used and stored. 2. Before transporting radioactive materials, a licensee shall make a radiation survey of the position …

NAC 459.773 Control of radioactive contamination. (NRS 459.201) 1. If a licensee detects evidence that a sealed source has ruptured or radioactive materials have caused contamination, the licensee shall immediately initiate the emergency procedures required by NAC 459.7715. 2. If…

NAC 459.7735 Prohibited acts. (NRS 459.201) 1. A licensee shall not use sealed sources in a well that penetrates a fresh water aquifer if the well does not have a surface casing, or if the well has a surface casing that does not isolate the fresh water aquifer from the well. 2. A…

NAC 459.7741 Notifying Radiological Health Section of certain events; procedure when sealed source is not retrievable. (NRS 459.201) 1. A licensee shall immediately notify the Radiological Health Section of the Division by telephone and subsequently, within 30 days, by confirmato…

NAC 459.7745 Maintenance of documents and records. (NRS 459.201) 1. Each licensee and registrant shall maintain the following documents and records at the field station: (a) The regulations contained in NAC 459.010 to 459.950, inclusive; (b) The license or registration authorizin…

NAC 459.780 Purpose; applicability. (NRS 459.201) NAC 459.780 to 459.794, inclusive: 1. Establish requirements for notices, instructions and reports by licensees or registrants to persons engaged in work under a license or registration and options available to those persons in co…

NAC 459.782 Notices to employees. (NRS 459.201) 1. Each licensee or registrant shall post current copies of the following documents: (a) The provisions of NAC 459.320 to 459.374, inclusive, and 459.780 to 459.794, inclusive; (b) The license, certificate of registration, condition…

NAC 459.784 Instructions to employees. (NRS 459.201) 1. All persons who in the course of employment are likely to receive in 1 year an occupational dose of more than 100 millirems must: (a) Be informed of the storage, transfer or use of radioactive material or of radiation; (b) B…

NAC 459.786 Reporting of certain information. (NRS 459.070, 459.201) 1. Data concerning a person’s exposure to radiation and the results of any measurements, analyses and calculations of radioactive material deposited or retained in the body of a person must be reported to him or…

NAC 459.788 Inspections: Generally; presence of representatives of licensees, registrants and employees. (NRS 459.201) 1. Each licensee or registrant shall permit the Division, at all reasonable times, an opportunity to inspect materials, machines, activities, facilities, premise…

NAC 459.790 Inspections: Consultation with employees. (NRS 459.201) 1. The inspectors of the Division may consult privately with workers on matters related to their protection from occupational radiation and matters related to applicable provisions of NAC 459.010 to 459.794, incl…

NAC 459.792 Inspections: Requests by employees. (NRS 459.201) 1. Any worker or representative of workers who believes that a violation of chapter 459 of NRS, NAC 459.010 to 459.794, inclusive, or license conditions exists or has occurred in work under a license or a registration …

NAC 459.794 Inspections: Informal review. (NRS 459.201) 1. If the Division determines, with respect to the complaint under NAC 459.792, that an inspection is not warranted because there are no reasonable grounds to believe that a violation exists or has occurred, the Division mus…

NAC 459.800 Definitions. (NRS 459.201) As used in NAC 459.800 to 459.950, inclusive, unless the context otherwise requires, the words and terms defined in NAC 459.8005 to 459.8055, inclusive, have the meanings ascribed to them in those sections. (Added to NAC by Bd. of Health, ef…

NAC 459.8005 “Active maintenance” defined. (NRS 459.201) “Active maintenance” means any significant activity needed during the period of control after closure of the disposal area to ensure reasonable protection against inadvertent intruders and the migration of radionuclides, in…

NAC 459.801 “Buffer zone” defined. (NRS 459.201) “Buffer zone” means a portion of the disposal area which is controlled by the licensee and lies under the disposal units or between the disposal units and the boundary of the disposal area. (Added to NAC by Bd. of Health, eff. 4-27…

NAC 459.8015 “Chelating agent” defined. (NRS 459.201) “Chelating agent” means amine polycarboxylic acids, hydroxycarboxylic acids and polycarboxylic acids. (Added to NAC by Bd. of Health, eff. 4-27-84)

NAC 459.802 “Disposal” defined. (NRS 459.201) “Disposal” means the isolation of radioactive wastes from the biospheres inhabited by humans and the plants and animals on which they feed, directly or indirectly, by emplacement in a disposal area on land. (Added to NAC by Bd. of Hea…

NAC 459.8025 “Disposal area” defined. (NRS 459.201) “Disposal area” means the land which is used for the disposal of waste, consisting of disposal units and a buffer zone. (Added to NAC by Bd. of Health, eff. 4-27-84)

NAC 459.803 “Disposal unit” defined. (NRS 459.201) “Disposal unit” means a discrete portion of a disposal area into which waste is placed for disposal. For disposal near the surface, the unit is usually a trench. (Added to NAC by Bd. of Health, eff. 4-27-84)

NAC 459.8035 “Explosive material” defined. (NRS 459.201) “Explosive material” means any chemical compound, mixture or device which produces a substantial instantaneous release of gas and heat spontaneously or by contact with sparks or flame. (Added to NAC by Bd. of Health, eff. 4…

NAC 459.804 “Hydrogeological unit” defined. (NRS 459.201) “Hydrogeological unit” means a unit or zone of soil or rock which by virtue of its porosity or permeability, or lack thereof, has a distinct influence on the storage or movement of groundwater. (Added to NAC by Bd. of Heal…

NAC 459.8045 “Inadvertent intruder” defined. (NRS 459.201) “Inadvertent intruder” means a person who occupies a disposal area after its closure and engages in normal activities, such as agriculture or the construction of a dwelling, in which he or she may unknowingly be exposed t…

NAC 459.805 “Near the surface” defined. (NRS 459.201) “Near the surface” means within the upper 100 feet (approximately 30 meters) of the earth’s surface. (Added to NAC by Bd. of Health, eff. 4-27-84)

NAC 459.8055 “Waste” defined. (NRS 459.201) “Waste” has the meaning ascribed to it in subsection G of Article 2 of the Rocky Mountain Low-level Radioactive Waste Compact in NRS 459.007. (Added to NAC by Bd. of Health, eff. 4-27-84) Licenses for Disposal in Soil of Radioactive Was…

NAC 459.806 Scope. (NRS 459.201) NAC 459.806 to 459.8225, inclusive: 1. Establish the procedures, criteria, terms and conditions upon which the Division will issue licenses for the disposal in soil of radioactive wastes received from other persons. 2. Do not apply to the disposal…

NAC 459.8065 General requirements for license. (NRS 459.201) A person who desires to apply for a license to locate, design, construct and operate in this State an area for the disposal in soil of wastes that are received from others and contain or are contaminated with radioactiv…

NAC 459.807 Collection of environmental data. (NRS 459.201) At the time a person applies for a license, the person must have conducted a program to collect basic environmental data on the characteristics of the proposed disposal area, including data about the ecology, meteorology…

NAC 459.8075 Application for license: General information. (NRS 459.201) An applicant for a license to operate a disposal area must submit to the Division the following general information: 1. The identity of the applicant, including the full name, address, telephone number and a…