Research Article

Evaluation of Long-Term Wastewater Treatment Performances in Multi-Soil-Layering Systems in Small Rural Communities

Figure 3

Changes in the phosphorus components of wastewater (WW) and treated water from the BCAE (TWBCAE) and MSL systems (TWMSL). At SITE 2, the samples could not be collected on February 8, 2013, and the WW sample could not be collected on April 15, 2013: (a) SITE 1, (b) SITE 2, and (c) SITE 3.
(a)
(b)
(c)