SECTION 252:690-3-4. Effluent characterization for determining reasonable potential for parameters other than temperature  


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  •   Arithmetic and/or geometric means are calculated wherever there are two or more available data points. Effluent data sets comprised of at least 10 data points are required to determine standard deviations.
[Source: Added at 19 Ok Reg 1721, eff 6-13-02]