Maryland Spectral Services, Inc.

At a glance

What it is certified to test

4 of the 9 common well tests on the WV list (see which)

Price

no per-test price printed on the lab’s website when we read it (15 Nov 2026): ask 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

West Virginia (West Virginia Department of Health - Office of Laboratory Services (OLS), Environmental Drinking Water Laboratory Certification Program)

Address

1500 Caton Center Drive, Halethorpe, MD 21227 · Open in Google Maps

Website

www.mdspectral.com

Not on the state list: found and checked by us, 15 Nov 2026

Public / homeowner samples

Public samples: ask the lab

Not stated in the list.

Location note

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

Left blank on the list

The West Virginia list (version printed Thursday, August 20, 2026) gives no phone for this lab.

Certification record

Certificate ID

9982 C

Issued by

West Virginia Department of Health - Office of Laboratory Services (OLS), Environmental Drinking Water Laboratory Certification Program (certification program)

Expiry on the list

1/31/2027 · expires in 77 days

List version

WV OLS Environmental Drinking Water Laboratory Certification Program - Laboratory Certified Parameter List, version printed Thursday, August 20, 2026

We fetched it

7 Nov 2026 (file SHA-256 53a30623e2b1…) · 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*').

OLS certificate 9982 C (chemistry), issued 8/19/2026, lists 48 drinking-water analytes this lab is certified for. Certified by reciprocity: 153.

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 460040 / EPA MD00055 · Nitrate, Arsenic, Lead, VOCs, Other metals · Public samples: ask the lab
  Virginia DCLS - Drinking Water Certified Labs (analyte detail) (Current as of 8/1/2026)
• Pennsylvania · PA DEP 68-01456 · Nitrate, Arsenic, Lead, VOCs, Other metals · Public samples: ask the lab
  PA DEP Accredited Labs Report - Drinking Water (chemistry) (STALE - report dated 6/11/2024)
• Maryland · 153 · Nitrate, Arsenic, Lead, VOCs, Other metals · Public samples: ask the lab
  Maryland's Certified Drinking Water Laboratories (MDE Laboratory Certification Program) (Latest Revisions: 10/1/2026)

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 West 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).