§ 4-3. Required sampling and analytical techniques.

(a) In general.

All analyses, including sampling techniques submitted in support of any application, report, or evidence, or required by any permit or order, shall be performed in accordance with 40 CFR Part 136 and amendments thereto.

(b) Alternatives.

Where 40 CFR Part 136 does not contain sampling or analytical techniques for the pollutant in question, or where the administrator (as defined in 40 CFR Part 136) determines that the Part 136 sampling and analytical techniques are inappropriate for the pollutant in question, sampling and analysis shall be performed by using validated analytical methods or any other applicable sampling and analytical procedures, including procedures suggested by the City or other persons approved by the administrator.

(c) Approved labs required.

All procedures must be performed by laboratories approved by the Director.