---
title: "Michael J. Beausoleil, Title 5 System Inspector SI #17 | Title 5 Roster"
description: "Michael J. Beausoleil is a MassDEP-approved Title 5 System Inspector (SI #17) based in Colrain, MA. Approval expires June 30, 2028 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/michael-j-beausoleil-si17/
---

# Michael J. Beausoleil, Title 5 System Inspector (SI #17)

Michael J. Beausoleil is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #17
* **Approval expires:** June 30, 2028
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Bostley Sanitary Service, Inc.
* **Based in:** Colrain, MA
* **County:** Franklin County

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