PDFWAC 246-272B-03500
Minimum land area.
(1) To manage nutrient loading, and in addition to any nutrient reduction treatment required by the department based on the SRS or HGR prepared under WAC 246-272B-03200 and 246-272B-03300, the owner shall dedicate a minimum land area for the total development served by the LOSS and the LOSS drainfield.
(2) For all types of development, the maximum daily volume of effluent that can be discharged per acre of gross land area is shown in Table 2 in this section.
(3) Table 2 applies to residential strength effluent.
(4) This section does not apply to individual lot sizes.
Table 2: Maximum Effluent per Acre
Finest Textured Soil Type Within the Vertical Separation | Maximum Effluent, gpd Per Acre |
1 and 2 | 900 |
3, 4, and 5 | 1,575 |
[Statutory Authority: RCW 70.118B.020. WSR 11-12-035, ยง 246-272B-03500, filed 5/25/11, effective 7/1/11.]