Hydro-Terra Group Case Study – Lakeview Estates Wastewater Upgrades

If you plan on attending the 2017 NOWRA Onsite Mega-Conference in Dover, DE next week, be sure not to miss a presentation by Mark Mazzochette, PE and Mike Haufler, PG of the Hydro-Terra Group. Their presentation: Outside the Box Solutions: Case Studies of Unique On-site Wastewater Systems in the Chesapeake Bay Watershed, will present an overview […]
Perc Test

New Expression Relating Kfs to Perc Time From a Perc Test

Perc Test Outdated The Percolation Test (PT) rate of fall or “Perc Time” is still used in many jurisdictions to determine suitability for onsite sewage disposal or for sizing of soil absorption systems (drainfields) and stormwater infiltration BMPs. It has been understood for some time, that Perc Time is not ideal because it is not just a […]

Drainage Stone That Doesn’t Drain?

Drainage stone is supposed to drain. After all, typical 3/4″ to 1.5″ gravel used in septic trenches has a lot of void space. In my early days working at an engineering firm with a materials testing lab, I tested some typical, but fairly dirty, septic gravel and it had approximately 40% open space. So water […]

Comparison of the ETC Pask Permeameter to the Guelph Permeameter

The ETC Pask Permeameter is constant head well permeameter designed and manufactured by Dynamic Monitors. It can be used to determine the field saturated hydraulic conductivity (Kfs) or the T time or percolation time (perc time) of soil or other porous media. Although the instrument has some limitations compared to more expensive alternatives such as the Guelph Permeameter, […]
Septic Sitter graphic

The “Internet of Things” goes underground with Septic Sitter!

Internet of Things (IoT) related products and services are predicted to become the next big mass market reality since the development of the world wide web. With Septic Sitter™, the IoT and Home Automation go underground…in your backyard. But just what is the value to the environment and consumers in having a smart, internet connected […]

IVM6000-LP Quick Start Guide

Download the latest version of the IVM6000-LP Quick Start Guide by clicking on the link or image below. Please note: If the pictures in the document do not show up or it otherwise does not load correctly, you may need to update your PDF viewer (eg. Adobe Reader) to a more recent version. IVM6000-LP Quick […]