Running annual average definition

Running annual average means the sum of 1, 2, 3 or 4 calendar quarter sample results divided by 4. The first sample may be the average of the initial and confirmation sample results. If more than 4 calendar quarters of samples have been collected in more than 4 consecutive calendar quarters, the results from the 4 most recent quarters shall be used. If multiple compliance samples are collected in a single calendar quarter, the sample which yielded the highest concentration shall be used to calculate the running annual average.
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Running annual average means the sum of the consecutive 12-month contaminant sample values divided by the total number of samples taken at one sample point. (Example: (Σx1+ x2+ xn)/n = Running Annual Average)
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Running annual average means the arithmetic average of the concentrations of all the most recent samples taken covering a 365 day period;
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Examples of Running annual average in a sentence

  • Running annual average based on monthly samples collected December 1998 through August 2007 adjusted for the average initial dilution of 294:1.

Related to Running annual average

  • Semi-annual (2/Year) sampling frequency means the sampling shall be done during the months of June and December, unless specifically identified otherwise.

  • Year 1 means the year next following the export date and “year” followed immediately by any other numeral has a corresponding meaning; reference in this Agreement to an Act shall include the amendments to such Act for the time being in force and also any Act passed in substitution therefor or in lieu thereof and the regulations for the time being in force thereunder; power given under any clause of this Agreement other than clause 17 hereof to extend any period or date shall be without prejudice to the power of the Minister under the said clause 17; marginal notes shall not affect the interpretation or construction hereof; the phases in which it is contemplated that this Agreement will operate are as follows —

  • Yearly (1/Year) sampling frequency means the sampling shall be done in the month of September, unless specifically identified otherwise in the effluent limitations and monitoring requirements table.