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The Pennsylvania Code website reflects the Pennsylvania Code changes effective through 54 Pa.B. 2336 (April 27, 2024).

25 Pa. Code § 73.164. Chlorine contact/storage tanks.

§ 73.164. Chlorine contact/storage tanks.

 (a)  The minimum liquid capacity of an individual residential spray irrigation system storage tank serving a three bedroom dwelling, excluding chlorine contact volume, is 2,000 gallons. The tank size shall be increased an additional 500 gallons for each additional bedroom over three. Additional increases in size may be required where more than 5 days storage is needed due to climatic conditions or when spray fields are located in floodplain or floodprone areas.

 (b)  Storage tanks used in individual residential spray irrigation systems shall meet the construction standards in §  73.45(1) and (4)—(6) (relating to dose tank). When more than one tank is used, the tanks shall be connected together at the bottom to equalize the liquid level in the tanks.


   The provisions of this §  73.164 issued under section 9 of the Pennsylvania Sewage Facilities Act (35 P. S. §  750.9); The Clean Streams Law (35 P. S. § §  691.1—691.1001); and section 1920-A of The Administrative Code of 1929 (71 P. S. §  510-20).


   The provisions of this §  73.164 adopted November 7, 1997, effective November 8, 1997, 27 Pa.B. 5877.

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