Pace Analytical Services, LLC - Westborough MA

At a glance

What it is certified to test

1 of the 9 common well tests on the VA list (see which)

Price

not published on the state list: ask the lab for a quote

Turnaround

not stated on the state list or the lab’s website: ask when you order

Homeowner samples

yes (Oregon list)

Lab facts

Listed by

Virginia (Virginia Division of Consolidated Laboratory Services (DCLS))

Address

8 Walkup Drive, Westborough, MA 01581 · Open in Google Maps

Phone

(508) 948-4001

Public / homeowner samples

Public samples: ask the lab

VA DCLS export has no homeowner/commercial-sample flag

Location note

Lab is in MA, certified by Virginia (often used as a mail-in lab).

Left blank on the list

The Virginia list (version Current as of 8/1/2026) gives no website for this lab.

Certification record

Certificate ID

VA lab 460195 / EPA MA00086

Issued by

Virginia Division of Consolidated Laboratory Services (DCLS) (certification program)

Expiry on the list

9/30/2026 · Date on list has passed (46 days ago)

List version

Virginia DCLS - Drinking Water Certified Labs (analyte detail), version Current as of 8/1/2026

We fetched it

15 Nov 2026 (file SHA-256 ba2a9e4eac40…) · open the state file

Tests on the state list

• Named on the official list The state list names this analyte (or a column for it) for this lab.
• Group-level certification Certified for a parent group (e.g. 'Inorganics') that includes this analyte. Confirm the specific test with the lab.
• Partial group certification The list marks the group as 'Partial'. Confirm this analyte with the lab.
• Subcontracted The lab sends this analyte to another accredited lab (MDH 'X*').

18 certified drinking-water analytes across 17 methods (analyte-level list).

Also certified by other states

Same business (same street address and ZIP) on another state's official list. Each state certifies separately, so each listing keeps its own source.

• Vermont · VT 0935 · Nitrate, Arsenic, Lead, VOCs, Other metals · Public samples: ask the lab
  Vermont Department of Health - Laboratories Certified for Drinking Water Analysis (September 28, 2026)
• Pennsylvania · PA DEP 68-03671 · Nitrate, VOCs · Public samples: ask the lab
  PA DEP Accredited Labs Report - Drinking Water (chemistry) (STALE - report dated 6/11/2024)
• Massachusetts · M-MA086 · analytes not broken down · Not marked as taking public samples
  MassDEP Certified Laboratories Offering Analytical Services for Private Well Owners and Residential Customers (Created and published on 12/18/2025)
• Illinois · IEPA 200077 · Nitrate · Public samples: ask the lab
  IEPA Accredited Laboratories (Primary Labs / Secondary Labs) - Laboratories Accredited for Chemical Analysis + TNI LAMS fields of accreditation (Drinking Water, accrediting body IL ELAP) (12/09/2025 (date in the file name; the PDF prints no date); TNI LAMS as fetched 2026-11-15)
• Texas · TX Lab ID T104704476 · Nitrate · Public samples: ask the lab
  TCEQ Laboratory Approval Status - List of Accredited Laboratories (public database, Matrix: Drinking Water) (Live database, searched 2026-11-15 ("accurate as of the date and time of the search"))
• Maryland · 348 · Nitrate · Public samples: ask the lab
  Maryland's Certified Drinking Water Laboratories (MDE Laboratory Certification Program) (Latest Revisions: 10/1/2026)
• Oregon · MA-1316 · Nitrate · Public samples: yes (per state)
  ORELAP laboratory search (ODIE): accredited for the Drinking Water matrix (search as fetched 2026-11-15 (live database, no list date))
• Indiana · C-MA-03 · Nitrate · Public samples: ask the lab
  IDOH - Find a Certified Out-of-State Drinking Water Laboratory (program page table) (page as fetched 2026-11-07 (no date printed))
• Rhode Island · LAO00065 · Coliform / E. coli · Public samples: ask the lab
  RIDOH - Out of State Analytical Laboratories (March 18, 2026)

Before you send a sample

Call the lab to confirm it's currently certified for the exact test and method, that it accepts samples from homeowners, and how to collect and ship them. Bacteria samples have short holding times. Status can change between list updates. To check a status, contact the Virginia certification program.

Is this your lab?

Labs can ask for corrections through the agency that publishes their state list. Homeowner service, prices and turnaround above come only from the lab’s own website. To ask us to correct or remove this listing, write to us (how we handle listings).