CRITERION LABORATORIES, INC.

At a glance

What it is certified to test

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

Price

from $55 (Coliform & E. Coli), as printed on the lab’s website, read 14 Nov 2026

Turnaround

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

Homeowner samples

yes (lab’s own website, read 14 Nov 2026)

Lab facts

Listed by

Maryland (Maryland Department of the Environment (MDE) - Water Supply Program, Laboratory Certification Program)

Address

400 Street Road, Bensalem, PA 19020 · Open in Google Maps

Phone

(215) 244-1300

Website

www.criterionlabs.com

Not on the state list: found and checked by us, 14 Nov 2026

Public / homeowner samples

Homeowner samples: yes (lab’s website)

Not stated per lab. MDE's Be Well Wise page for private well owners says: "Have your water tested periodically by a state-certified laboratory that conducts a drinking water test." It names no lab, and MDE's list does not say which labs take samples from homeowners.

Location note

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

Certification record

Certificate ID

377

Issued by

Maryland Department of the Environment (MDE) - Water Supply Program, Laboratory Certification Program (certification program)

List version

Maryland's Certified Drinking Water Laboratories (MDE Laboratory Certification Program), version Latest Revisions: 10/1/2026; PFAS list Last Rev 101/2026

We fetched it

7 Nov 2026 (file SHA-256 9d19de9053bf…) · 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*').

MDE prints the approved tests as "PFAS" (codes keyed to MDE's List of Approved Contaminants, Revised 10/10/2024). MDE prints no expiry date. MDE lists this lab under "Out of State Labs". MDE's State column prints NJ; the address is in PA.

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.

• Pennsylvania · PA DEP 09-01225 · Coliform / E. coli, Nitrate, Arsenic, Lead, PFAS, Manganese, VOCs, Other metals · Homeowner samples: yes (lab’s website)
  PA DEP Accredited Labs Report - Drinking Water (chemistry + microbiology) (STALE - report dated 6/11/2024)

Homeowner service and turnaround (lab’s own website)

• Takes homeowner samples: yes. The lab’s site says: “Our drinking water test kits are designed for residents and well-owners who want to ensure the safety and quality of their water.” source
• Who collects: You collect it, or lab staff can. Sampling fee as printed: additional fee. Contact us for pricing and availability.. source
• By mail or courier: the lab says samples or kits can be shipped. Bacteria samples must reach the lab within its holding time.

From the lab’s own website, read 14 Nov 2026 and re-read by a second checker; next check due by 12 Feb 2027. Certification fields come from the state list only.

Prices the lab prints, compared

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 Maryland 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).