Groundwater & Environmental Serv Inc

Certified oil tank sweep company · Neptune Twp, NJ

Certification status

Listed in the NJDEP UST certification program as of 2026-07-17 — verify current status at the official source

Certification categories

Subsurface Evaluation

License / registration #

US00139

Location

1599 RT 34 SUITE 1, Neptune Twp, NJ, 07727

Phone (from public registry)

(800) 220-3068

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What oil tank sweep certification means

New Jersey requires companies that test, install, or close underground storage tanks to hold NJDEP certifications by category. "Subsurface evaluation" is the certification most relevant to pre-purchase tank sweeps.