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TITLE 30ENVIRONMENTAL QUALITY
PART 1TEXAS COMMISSION ON ENVIRONMENTAL QUALITY
CHAPTER 285ON-SITE SEWAGE FACILITIES
SUBCHAPTER IAPPENDICES
RULE §285.91Tables

The following tables are necessary for the proper location, planning, construction, and installation of an on-site sewage facility (OSSF).

  (1) Table I. Effluent Loading Requirements Based on Soil Classification.

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  (2) Table II. Septic Tank and Aerobic Treatment Unit Sizing.

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  (3) Table III. Wastewater Usage Rate.

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  (4) Table IV. Required Testing and Reporting.

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  (5) Table V. Criteria for Standard Subsurface Absorption Systems.

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  (6) Table VI. USDA Soil Textural Classifications.

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  (7) Table VII. Yearly Average Net Evaporation (Evaporation-Rainfall).

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  (8) Table VIII. OSSF Excavation Length (3 Feet in Width or Less).

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  (9) Table IX. OSSF System Designation.

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  (10) Table X. Minimum Required Separation Distances for On-Site Sewage Facilities.

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  (11) Table XI. Intermittent Sand Filter Media Specifications (ASTM C-33).

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  (12) Table XII. OSSF Maintenance Contracts, Affidavit, and Testing/Reporting Requirements.

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  (13) Table XIII. Disposal and Treatment Selection Criteria.

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Source Note: The provisions of this §285.91 adopted to be effective February 5, 1997, 22 TexReg 1114; amended to be effective June 13, 2001, 26 TexReg 4115; amended to be effective December 17, 2001, 26 TexReg 10363; amended to be effective September 11, 2008, 33 TexReg 7536; amended to be effective December 27, 2012, 37 TexReg 9947

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