Background levels definition

Background levels means concentrations of hazardous substances naturally occurring and generally present in the environment in the vicinity of an enrolled site or an affected area and not the result of releases.
Sample 1Sample 2Sample 3
Background levels means the concentrations of airborne fibers as determined by phase contrast or transmission electron microscopy, in and adjacent to, the work areas, prior to the start of the work.
Sample 1Sample 2Sample 3
Background levels means the concentrations of naturally occurring hazardous substances or petroleum at a property and areas surrounding a property that are unaffected by any current or past activities involving the management, handling, treatment, storage, or disposal of hazardous substances or petroleum. Background levels include only naturally occurring substances, but exclude naturally occurring substances from anthropogenic sources.
Sample 1Sample 2Sample 3

Examples of Background levels in a sentence

  • Background levels must be established by monitoring or demonstrated to have been previously established by monitoring.

  • Background levels as determined in accordance with rule 3745-300-07 of the Administrative Code, when background levels are the applicable standards.

  • ObjectivesKnowledge and understanding of:▪ qualitative and quantitative methods and their basis in theories of science.

  • Background levels that are determined in accordance with this paragraph are considered applicable standards under this rule.

  • Background levels of plasticizers, septa bleed, cleaning agents, reagent impurities, laboratory contamination, carry-over, etc.

  • Background levels of PM10 in the region have been found to be typically around 11 µg/m³.

  • Background levels shall be representative of the zones or depth intervals to which the background levels may be applied.

  • Background levels for the applicable Hazardous Substances, if determined.

  • Background levels in g/m3 shall be determined as a rolling arithmetic average of at least 14 measurements with at least one measurement per week.

  • Background levels in particles per cm³ shall be determined as a rolling arithmetic average of least 14 measurements with at least one measurement per week.


More Definitions of Background levels

Background levels means concentrations of airborne fibers as determined by phase contrast or transmission electron microscopy, in and adjacent to, work areas, prior to start of work.
Sample 1

Related to Background levels

  • Sound level means the A-weighted Sound Pressure Level;

  • Ground Level means the level of the referred point of exposed surface of the ground as indicated in the drawing.

  • Sound level meter means an instrument which includes a microphone, amplifier, RMS detector, integrator or time averager, output meter, and weighting networks used to measure sound pressure levels.

  • Performance Milestone means an act or event specified in section 5.1 and described in section 9 of the EPLA.

  • Milestones means control points in the project that help to chart progress. Milestones may correspond to the completion of a key deliverable, allowing the next phase of the work to begin. They may also be needed at intermediary points so that, if problems have arisen, corrective measures can be taken. A milestone may be a critical decision point in the project where, for example, the consortium must decide which of several technologies to adopt for further development.

  • Project Milestones means the project milestones set forth in Schedule-G;

  • Working level (WL) means any combination of short-lived radon daughters in 1 liter of air that will result in the ultimate emission of 1.3E+5 MeV of potential alpha particle energy. The short-lived radon daughters are—for radon-222: polonium-218, lead-214, bismuth-214, and polonium-214; and for radon-220: polonium-216, lead-212, bismuth-212, and polonium-212.

  • Working level month (WLM) means an exposure to 1 working level for 170 hours (2,000 working hours per year divided by 12 months per year is approximately equal to 170 hours per month).

  • Annual performance report means a written appraisal of the teaching staff member's performance prepared by the teaching staff member’s designated supervisor based on the evaluation rubric for his or her position.

  • ASAM criteria means the most current edition of the American Society of Addiction Medicine's published criteria for admission to treatment, continued services, and discharge.

  • Second Level Domain means that portion of a domain name to the left of the right-most period, up to the second period from the right, if any, plus the Top Level Domain. (In the example, “XXXXXXXXX.XXX”.) “Third Level Domain” means that portion of a domain name to the left of the second period from the right, if any, up to the third period from the right, if any, plus the Second Level Domain. (In the example, “XXXXXXXXX.XXXXXXXXX.XXX”.).

  • Performance Metrics means criteria established by the Administrator relating to any of the following, as it may apply to an individual, one or more business units, divisions, or Affiliates, or on a company-wide basis, and in absolute terms, relative to a base period, or relative to the performance of one or more comparable companies, peer groups, or an index covering multiple companies:

  • State Level Monitoring Cell means the body constituted by the State Government for the control and elimination of ragging in institutions within the jurisdiction of the State, established under a State Law or on the advice of the Central Government, as the case may be.

  • Broadband level means all positions sufficiently similar in knowledge, skills, and abilities, and sufficiently similar as to kind or subject matter of work, level of difficulty or responsibilities, and qualification requirements of the work, to warrant the same treatment as to title, pay band, and other personnel transactions.

  • Performance Targets means the specific objective goal or goals (which may be cumulative and/or alternative) that are timely set in writing by the Committee for each Executive for the Performance Period in respect of any one or more of the Business Criteria.

  • Performance Level means a reference to one of Performance Level I, Performance Level II, Performance Level III, Performance Level IV or Performance Level V.

  • Performance Report has the meaning set out in clause 8.2;

  • Category 4 Data is data that is confidential and requires special handling due to statutes or regulations that require especially strict protection of the data and from which especially serious consequences may arise in the event of any compromise of such data. Data classified as Category 4 includes but is not limited to data protected by: the Health Insurance Portability and Accountability Act (HIPAA), Pub. L. 104-191 as amended by the Health Information Technology for Economic and Clinical Health Act of 2009 (HITECH), 45 CFR Parts 160 and 164; the Family Educational Rights and Privacy Act (FERPA), 20 U.S.C. §1232g; 34 CFR Part 99; Internal Revenue Service Publication 1075 (xxxxx://xxx.xxx.xxx/pub/irs-pdf/p1075.pdf); Substance Abuse and Mental Health Services Administration regulations on Confidentiality of Alcohol and Drug Abuse Patient Records, 42 CFR Part 2; and/or Criminal Justice Information Services, 28 CFR Part 20.

  • Performance References has the meaning set forth for such term in the definition of Derivative Instrument.

  • Performance Review means a summative evaluation of a teacher other than a beginning teacher and used to determine whether the teacher’s practice meets school district expectations and the Iowa teaching standards, and to determine whether the teacher’s practice meets school district expectations for career advancement in accordance with Iowa Code section 284.7.

  • Performance Measure means one or more of the following selected by the Committee to measure Company, Affiliate, and/or business unit performance for a Performance Period, whether in absolute or relative terms (including, without limitation, terms relative to a peer group or index): basic, diluted, or adjusted earnings per share; sales or revenue; earnings before interest, taxes, and other adjustments (in total or on a per share basis); basic or adjusted net income; returns on equity, assets, capital, revenue or similar measure; economic value added; working capital; total shareholder return; and product development, product market share, research, licensing, litigation, human resources, information services, mergers, acquisitions, sales of assets of Affiliates or business units. Each such measure shall be, to the extent applicable, determined in accordance with generally accepted accounting principles as consistently applied by the Company (or such other standard applied by the Committee) and, if so determined by the Committee, and in the case of a Performance Compensation Award, to the extent permitted under Code Section 162(m), adjusted to omit the effects of extraordinary items, gain or loss on the disposal of a business segment, unusual or infrequently occurring events and transactions and cumulative effects of changes in accounting principles. Performance Measures may vary from Performance Period to Performance Period and from Participant to Participant, and may be established on a stand-alone basis, in tandem or in the alternative.

  • Evaluation Criteria means the criteria set out under the clause 27 (Evaluation Process) of this Part C, which includes the Qualifying Criteria, Functional Criteria and Price and Preferential Points Assessment.