---
title: "Leonard F. Potter, Title 5 System Inspector SI #699 | Title 5 Roster"
description: "Leonard F. Potter is a MassDEP-approved Title 5 System Inspector (SI #699) based in Westport, MA. Approval expires June 30, 2028 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/leonard-f-potter-si699/
---

# Leonard F. Potter, Title 5 System Inspector (SI #699)

Leonard F. Potter is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #699
* **Approval expires:** June 30, 2028
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** WestPort Environmental Design
* **Based in:** Westport, MA
* **County:** Bristol County

Source: https://neiwpcc.org/wp-content/uploads/2026/10/SI-Instate-10.2.2026.pdf (retrieved 2026-10-12)