6 CRR-NY 257-3.5NY-CRR
6 CRR-NY 257-3.5
6 CRR-NY 257-3.5
257-3.5 Measurement.
(a) Concentration of suspended particulates is determined by the Federal reference methods found in 40 CFR part 50 appendices J, K and L (See Table 1, section 200.9 of this Title) or another method acceptable to the commissioner. Specifications for equipment and filter media shall conform to standards acceptable to the commissioner.
(b) Concentration of settleable particulates or dustfall is determined gravimetrically by the collection of the settleable particulate in a vessel with a defined surface area reported as cm2. The results are expressed as miligrams of settleable particulate per square centimeter per month (mg/cm2/mo).
6 CRR-NY 257-3.5
Current through February 15, 2022
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IMPORTANT NOTE REGARDING CONTENT CURRENCY: The "Current through" date indicated immediately above is the date of the most recently produced official NYCRR supplement covering this rule section. For later updates to this section, if any, please: consult editions of the NYS Register published after this date; or contact the NYS Department of State Division of Administrative Rules at [email protected]. See Help for additional information on the currency of this unofficial version of NYS Rules.