Ctk Otc Laboratories
1690 N Delilah St, Corona, CA 92879
Present in a source dataset, with no recent operating signal.
What they make
Toilet Preparation Manufacturing325620Where it is
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Developlus INC | Corona | Soap and Other Detergent Manufacturing 325611 | LIKELY ACTIVE | 1.1 KM |
| Allied Ink Corporation | Riverside | Office Supplies (except Paper) Manufacturing 339940 | ACTIVE | 2.7 KM |
| Adonis INC | Corona | Soap and Other Detergent Manufacturing 325611 | UNVERIFIED | 3.2 KM |
| Metalube & Coating Services, LLC | Corona | Soap and Other Detergent Manufacturing 325611 | ACTIVE | 5.7 KM |
| Maki Creations | Corona | Soap and Other Detergent Manufacturing 325611 | UNVERIFIED | 17.7 KM |
Also at this address
1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.
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 ServiceEXISTENCERecord 110072099119 · first seen NOV 2025 · last seen NOV 2025
IN RIVERSIDE COUNTY27 other plants share this one’s industry (Soap, Cleaning Compound, and Toilet Preparation Manufacturing, NAICS 3256); 4 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: CTK OTC LABORATORIES · OCT 2026
- Street address
- EPA: 1690 N DELILAH ST · OCT 2026
- City
- EPA: CORONA · OCT 2026
- State
- EPA: CA · OCT 2026
- County (FIPS code)
- EPA: 06065 · OCT 2026
- Coordinates
- EPA: 33.881303,-117.533421 · OCT 2026
- Hazardous waste generator (RCRA)
- EPA ECHO: none · OCT 2026