---
title: "Jeffrey M. Walsh, Title 5 System Inspector SI #3274 | Title 5 Roster"
description: "Jeffrey M. Walsh is a MassDEP-approved Title 5 System Inspector (SI #3274) based in Boylston, MA. Approval expires June 30, 2028 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/jeffrey-m-walsh-si3274/
---

# Jeffrey M. Walsh, Title 5 System Inspector (SI #3274)

Jeffrey M. Walsh is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #3274
* **Approval expires:** June 30, 2028
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Graves Engineering
* **Based in:** Boylston, MA
* **County:** Worcester County

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