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.
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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.
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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.
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Examples of Background levels in a sentence

  • Background levels of 5 indicate an overloading of background particulates, prohibiting accurate detection and quantification.

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

  • Levy ¶ 93.Accordingly, one of skill in the art viewing Hirai as a whole would understand it to demonstrate only file system access rights.

  • Background levels of sferics are recorded at all times from lightning activity in tropical areas of the world (eg tropical parts of Asia, South America and Africa).

  • Background levels should be addressed as they are for other contaminants at CERCLA sites.

  • Background levels will be monitored upwind prior to the start of intrusive activities.

  • These FRLs were developed from: • Finalized or proposed MCL values pursuant to the National Primary Drinking Water Regulations under the Safe Drinking Water Act • Risk-based concentrations derived from reference doses and cancer slope factors in the absence of MCLs/proposed MCLs • Background levels, if background concentrations are greater than the MCLs/proposed MCLs or the risk-based concentrations • Analytical detection limits, if detection limits are above the risk based concentrations.

  • Background levels are estimated at 140 dBRMS in these systems (WSDOT 2004).

  • Background levels of nitrate in wells adjacent to marine waters indicate that nitrogen discharge into the marine environment is not prevalent at that elevation (40-80 feet below sea level).

  • Background levels of indigenous sewage sludge microorganisms were extracted in triplicate as described in Section 2.1, substituting sterile maximum recovery diluent (MRD) (Oxoid) instead of ¼ Ringer’s.


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.
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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.

  • Level II means a component of the federal PASRR requirement. Level II refers to the evaluation and determination of whether nursing facility services and specialized services are needed for individuals with mental illness or developmental disability who are potential nursing facility admissions, regardless of the source of payment for the nursing facility service (42 CFR 483.128(a)). Level II evaluations include assessment of the individual’s physical, mental, and functional status (42 CFR 483.132).

  • 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 admission, continued service, transfer, and discharge criteria for the treatment of substance use disorders as published by the American Society of Addiction Medicine (ASAM).

  • 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.

  • Background means any information, documentation, designs, technical drawings, software (system and application software), algorithms, elaborated design data, technical or industrial data, tools, knowledge, know-how, trade secrets, equipment and services process, methodology, and any intellectual property therein, regardless of their support and whether or not protected by an intellectual property right, developed, created or acquired by one Party independently of the execution of the Contract. The Background shall remain at all times the property of the said Party and its affiliate(s).

  • Background Check means the process of checking an applicant’s arrest and conviction record, through any means.

  • 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;

  • Background radiation means radiation from cosmic sources; naturally occurring radioactive materials, including radon (except as a decay product of source or special nuclear material); and global fallout as it exists in the environment from the testing of nuclear explosive devices or from past nuclear accidents such as Chernobyl that contribute to background radiation and are not under the control of the licensee. “Background radiation” does not include sources of radiation from radioactive materials regulated by the agency.

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

  • Level I means a component of the federal PASRR requirement. Level I refers to the identification of individuals who are potential nursing facility admissions who have indicators of mental illness or developmental disabilities (42 CFR 483.128(a)).

  • 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.