Indiana Administrative Code
Title 327 - WATER POLLUTION CONTROL DIVISION
Article 5 - INDUSTRIAL WASTEWATER PRETREATMENT PROGRAMS AND NPDES
Rule 23 - Wastewater Treatment Plant Classification and Operator Certification
Section 23-3 - Classification of nonindustrial wastewater treatment plants

Universal Citation: 327 IN Admin Code 23-3

Current through March 20, 2024

Authority: IC 13-14-8; IC 13-18-11-2; IC 13-18-11-13

Affected: IC 13-18-11

Sec. 3.

A nonindustrial wastewater treatment plant is classified based on the design population equivalent of the plant as follows:

(1) Class I-SP includes all waste stabilization ponds, whether controlled discharge or continuous discharge, regardless of flow.

(2) Class I includes wastewater treatment plants having a design population equivalent of less than two thousand (2,000).

(3) Class II includes wastewater treatment plants having a design population equivalent:

(A) equal to or greater than two thousand (2,000); and

(B) less than ten thousand (10,000).

(4) Class III includes wastewater treatment plants having a design population equivalent:

(A) equal to or greater than ten thousand (10,000); and

(B) less than or equal to forty thousand (40,000).

(5) Class IV includes wastewater treatment plants having a design population equivalent greater than forty thousand (40,000).

Disclaimer: These regulations may not be the most recent version. Indiana may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.