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Alternate 40 CFR Part 136 Sampling Method
As required in 40 CFR 136.4, the applicant must request the approval of an alternate test procedure in writing (in triplicate) prior to testing. The request must be submitted to the Regional Administrator through the Director of the State agency responsible for issuing NPDES permits. The applicant must:
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Provide the name and address of the responsible person or firm making the discharge (if not the applicant), the applicable identification number of the existing or pending permit, the issuing agency, the type of permit for which the alternate test procedure is requested, and the discharge serial number
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Identify the pollutant or parameter for which approval of an alternate testing procedure is being requested
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Provide justification for using testing procedures other than those specified in 40 CFR part 136
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Provide a detailed description of the proposed alternate test procedure, together with references to published studies of the applicability of the alternate test procedure to the effluents in question
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Provide comparability data (for applicants applying for nation-wide approval of an alternative test procedures)
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The permitting authority will notify the applicant within 90 days regarding the approval of the alternate method
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