---
title: "Daniel P. Mercurio, Title 5 System Inspector SI #13570 | Title 5 Roster"
description: "Daniel P. Mercurio is a MassDEP-approved Title 5 System Inspector (SI #13570) based in West Boylston, MA. Approval expires June 30, 2027 per the NEIWPCC list."
canonical: https://title5roster.com/inspectors/daniel-p-mercurio-si13570/
---

# Daniel P. Mercurio, Title 5 System Inspector (SI #13570)

Daniel P. Mercurio is on the NEIWPCC list of MassDEP-approved Title 5 System Inspectors dated October 2, 2026.

* **SI number:** #13570
* **Approval expires:** June 30, 2027
* **Approved by:** Massachusetts Department of Environmental Protection (MassDEP); list published by NEIWPCC
* **Business listing:** Listed under own name
* **Based in:** West Boylston, MA
* **County:** Worcester County

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