Recirculating Vertical Flow Constructed Wetland = RVFCW

  1. General steps to Install RVFCW & Liner information
  2. RVFCW Treating Residential Wastewater (Purdue-LCHD)
  3. Timer (option 1) Timer (option 2)
  4. Pump Specifications & Orificies Shield/Diffusers
  5. Wetland Plants & Guide to Selecting Plants (#1 & #2)


Recirculating vertical flow constructed wetlands (RVFCW) to enhance biological nitrogenous and phosphorus removal from sewage: Engineered ecosystem for sustainable biomass crop production.

Constructed Wetlands: LEED BD+C Certification Program 

Constructed Wetland to Crop Soybean (Glycine max L.). A Sustainable Environmental Eco-Engineered Application for Phytoremediation of Wastewater Onsite. Current Environmental Engineering 4 (3). 2017.

Recycled Shredded-Tire Chips Used As Support Material in a Constructed Wetland Treating High-Strength Wastewater from a Bakery: Case Study. Recycling 1 (1): 3-13, 2016.

 Sunflowers (Helianthus annuus L.) on top of a constructed wetland as an engineered ecosystem to clean sewage onsite. Open Journal of Water Pollution and Treatment 1 (2): 83-91, September 2014.

Recirculating vertical flow constructed wetlands at Gunthorp farms, LaGrange County, Indiana. Innovations in Wastewater Management for Small Meat Processors. A Niche Meat Processor Assistance Network. July 23, 2013 Webinar. Link  Presentation 

Microbial analysis and chemical composition of corn (Zea mays, L.) growing on a recirculating vertical flow constructed wetland treating sewage on-site. Biosystem Engineering 114 (3): 351-356, March 2013.

Evaluation of on-site sewage system nitrogen removal technologies vegetated recirculating gravel filter. Report to Environmental Protection Agency (EPA-R10-PS-1005), and Washington State Department of Ecology. The University of Washington – Civil and Environmental Engineering Department and Washington State Department of Health: Office of Shellfish and Water Protection. December 31, 2013. (This demonstration project replicated the RVFCW used in LaGrange County). (Summary).

The efficiency of constructed wetlands for the removal of the antimicrobial agent Triclosan from wastewater.Doctoral Dissertation, Lisa Zinn, Ball State University, Muncie, Indiana. December 2012. (Constructed wetlands installed in LaGrange County were used for this research).

Recirculating Vertical Flow Constructed Wetland for On-Site Sewage Treatment: An Approach for a Sustainable Ecosystem. Journal of Water and Environment Technology 9(1): 39-46, March 2011.

Wetland Demonstration Project: One Percent for the Tetons, Teton Conservation District, Teton County Engineering Department, and Wyoming Department of Environmental Quality(2011, 64 pp. Report) (This demonstration project replicated the RVFCW used in LaGrange County)

Engineered Green Technology to Grow Fuel Corn (Zea Mays L.): Recirculating Vertical Flow Constructed Wetland Treating Sewage On-Site(American Water Work Association Annual Meeting. The World’s Water Event. Chicago, June 2010).

RVFCW-Animal Shelter (Indiana State Department of Health Annual Training Meeting. Indianapolis, March 2010).

Recirculating Vertical Flow Constructed Wetland, Green Alternative to Treating Both Human and Animal Sewage (Journal of Environmental Health 72 (4): 17-20, November 2009).

Recirculating Vertical Flow Constructed Wetland For Treating Residential Wastewater (LaGrange County Health Department & Purdue University, Indiana. RW-4-W: 1-8, January 2008)

Recirculating Vertical Flow Constructed Wetland for the Animal Shelter(World Aquaculture Society Meeting, Puerto Rico, November 2007). Reprinted by the Indiana Environmental Health Association, 2008. Journal of Environmental Health 23 (1): 5-8.

First Residential Recirculating Vertical Flow Constructed Wetland installed in LaGrange County: Water Quality Report (SmallFlows Magazine 7 (4): 34-38, Fall 2006)

Build Your Own Constructed Wetland. LaGrange County Health Department Experience (SmallFlows Magazine, 5 (4): 26-29, Fall 2004)

First Commercial Constructed Wetland installed in LaGrange County: Fish & Roger Lakes (±50,000 GPD)(LaGrange County Utility District, 1994)

Performance of a Constructed Wetland for dairy waste treatment in LaGrange County, Indiana (Purdue University, 1994)





Reference about constructed wetlands (Biologist Institute, Denmark)      

Baylor University: Constructed wetland Used With Batch Dosing

Z-Cell Constructed Wetland  (CW approved by the ISDH)                                

Constructed wetland-sewer treatment plant-tires

Growing Away Wastewater (Constructed Ecosystems)  

A little help from nature: Constructed wetland (Sustainable Sanitation Alliance)

Phytotechnologies: CW  (United Nations Environment Program)   

Treatment Series: Constructed Wetland Systems (WERF)    

Animated CW operation video clips (Univ. of Szeged, Belgium)    

Feasibility of wastewater Reuse and             

Handbook Constructed Wetlands (USDA-EPA)     

Modular Wetland System Linear  (Hybrid storm water treatment system)