Initial certification

Apply for DWLCA Certification

Complete the application below. We review your documents within 10 business days, schedule the onsite audit, and issue a decision within 15 business days of the audit.

Fees

Item	Fee
Application & document review One-time, non-refundable. Covers review of your quality manual, SOPs, state certification, and PT history.	$1,500
Annual certification — year one Includes the initial onsite audit, one method scope, two blind proficiency samples, registry listing, and use of the DWLCA seal for 12 months.	$3,500
Each additional method scope Per scope, per year.	$500
Expedited review (optional) Document review in 5 business days and audit scheduled within 30 days.	$750
Assessor travel Billed at cost for laboratories more than 150 miles from an assessor. Quoted before scheduling.	At cost

Application

Laboratory

Laboratory legal name *

Street address

City

State

ZIP

Laboratory phone

Website

State / EPA certification number (if any)

Optional. DWLCA does not require it — proficiency is demonstrated using EPA-approved methods during certification.

Certifying state or agency (if any)

Years in operation

Number of analysts

People

Laboratory Director *

Quality Manager *

Application contact name *

Contact email *

Contact phone

Method scopes requested *

Check each scope group you want certified, then tick the individual analytes you run. The first group is included; each additional group is $500/yr. Analytes within a group are included at no extra charge.

Field Sample Collection Program (4 analytes)

Collector training & roster Bottle/preservative kits Temperature & holding-time logging Chain of custody in the field

select all · clear

Quality system

Proficiency testing provider(s)

Date of your last onsite audit by any body (if any)

We use EPA-approved methods for every scope requested and can demonstrate proficiency onsite. We have a written quality manual and method SOPs available for review. We use a signed chain-of-custody record for every sample. We record receipt temperature and time for every sample. We have a written data-integrity policy signed by all staff.

Anything else we should know?

Options & agreement Expedited review (+$750) I am authorized to apply on behalf of this laboratory, the information above is accurate, and the laboratory agrees to be bound by the DWLCA Standard, including annual onsite audits and unannounced proficiency samples. *

Submitting does not charge you. An invoice for the application fee follows by email; certification fees are invoiced after document review is complete.

Your estimated fees

Estimated total, year one	—

Updates as you select scopes. Travel, if any, is quoted separately.

What happens next

Document review

10 business days. We may ask for your quality manual, SOPs, and PT results.

Onsite audit

Scheduled with 14 days' notice, usually 1–2 days onsite.

Decision & certificate

Within 15 business days of the audit. You receive your 8-digit number and seal.