Drt Grading INC.

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
OLOrange Line Oil CO INC	Pomona	Petroleum Lubricating Oil and Grease Manufacturing 324191	◐ LIKELY ACTIVE	2.7 KM
HRHolliday Rock CO INC	Upland	Asphalt Paving Mixture and Block Manufacturing 324121	◐ LIKELY ACTIVE	6.5 KM
Precision Tool and Plastics	Chino	Petroleum Lubricating Oil and Grease Manufacturing 324191	◇ UNVERIFIED	6.8 KM
GLGoldenwest Lubricants INC	Pomona	Petroleum Lubricating Oil and Grease Manufacturing 324191	◐ LIKELY ACTIVE	6.1 KM
GGGlobal Green Energy LLC	Diamond Bar	Petroleum Refineries 324110	◐ LIKELY ACTIVE	8.1 KM

Every listed plant in Los Angeles County

Also at this address

No other federal record shares this street address.

Where this record comes from

1 source holds this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in RCRAINFO · EPA site type STATIONARY.

• EPA Facility Registry ServiceEXISTENCE
  Record 110071303445 · first seen AUG 2022 · last seen NOV 2025

ALSO RECORDED ASDRT GRADING

IN LOS ANGELES COUNTY353 other plants share this one’s industry (Petroleum and Coal Products Manufacturing, NAICS 3241); 30 of them have a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name

EPA: DRT GRADING INC. · OCT 2026

Street address

EPA: 11146 PIPELINE AVE. · OCT 2026

City

EPA: POMONA · OCT 2026

State

EPA: CA · OCT 2026

County (FIPS code)

EPA: 06037 · OCT 2026

Coordinates

EPA: 34.051447,-117.715544 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: none · OCT 2026