Cornwell Engineering Group Laboratory

At a glance

What it is certified to test

1 of the 9 common well tests on the MI 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

not stated: ask the lab

Lab facts

Listed by

Michigan (Michigan Department of Environment, Great Lakes, and Energy (EGLE) - Laboratory Certification Program)

Address

712 Gum Rock Court, Newport News, VA 23606 · Open in Google Maps

Phone

(757) 873-1216

Public / homeowner samples

Public samples: ask the lab

Not stated in the list.

Location note

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

Left blank on the list

The Michigan list (version 9/8/2025 (out-of-state list)) gives no website for this lab.

Certification record

Certificate ID

9065

Issued by

Michigan Department of Environment, Great Lakes, and Energy (EGLE) - Laboratory Certification Program (certification program)

List version

EGLE - Certified Out of State Laboratories, version 9/8/2025 (out-of-state list)

We fetched it

15 Nov 2026 (file SHA-256 1d3ea6168e93…) · 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*').

EGLE lists 2 drinking-water analytes this lab is certified for (analyte-level list). On EGLE's out-of-state 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.

• Virginia · VA lab 460298 / EPA VA00906 · Arsenic, Lead, Manganese, Other metals · Public samples: ask the lab
  Virginia DCLS - Drinking Water Certified Labs (analyte detail) (Current as of 8/1/2026)
• West Virginia · 9942 C · analytes not broken down · Public samples: ask the lab
  WV OLS Environmental Drinking Water Laboratory Certification Program - Laboratory Certified Parameter List (printed Thursday, August 20, 2026)
• North Carolina · 51705 · Lead, Other metals · Public samples: ask the lab
  NC SLPH Environmental Sciences - Certified Drinking Water Laboratories (Commercial) (generated on request (no date printed), fetched 2026-11-07)
• South Carolina · 93013001 · analytes not broken down · Public samples: ask the lab
  SCDES Commercial Environmental Laboratory Mapping (CELMAPP) - certified commercial laboratories, Safe Drinking Water (no date printed; CELMAPP data last refreshed 2026-10-10 (LastRefreshDate of SCDES's details table))

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 Michigan 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).