Knife River Materials
4815 Tingley Ln, Klamath Falls, OR 97603
UNVERIFIEDLAST SEEN IN FEDERAL DATA DEC 2023 · 2 SOURCES
Present in a source dataset, with no recent operating signal.
What they make
Asphalt Paving Mixture and Block Manufacturing324121Where it is
42.18182, -121.77092 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| Industrial Oil | Klamath Falls | Leather and Hide Tanning and Finishing 316110 | UNVERIFIED | 1.4 KM |
| Klamath Pacific Edison Plant | Klamath Falls | Asphalt Paving Mixture and Block Manufacturing 324121 | UNVERIFIED | 1.9 KM |
| Ed Staub and Sons Petroleum, INC. | Klamath Falls | Petroleum Refineries 324110 | LIKELY ACTIVE | 5.2 KM |
| Klamath Pacific Flowers Pit | Klamath Falls | Asphalt Paving Mixture and Block Manufacturing 324121 | UNVERIFIED | 13.5 KM |
| Cpm Development Shady Pine Pit | Klamath Falls | Asphalt Paving Mixture and Block Manufacturing 324121 | UNVERIFIED | 16.2 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 — 2 FEDERAL SOURCES, 5 FIELDS
Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.
EPA cross-references this facility in EIS, OR-DEQ, TRIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA TRI | OPERATING | DEC 2023 | DEC 2023 |
| EPA FRS | EXISTENCE | OCT 2018 | OCT 2018 |
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
| FIELD | SOURCE | SIGNAL |
|---|---|---|
| ADDRESS LINE1 | EPA FRS | JUL 2026 |
| CITY | EPA FRS | JUL 2026 |
| GEOM | EPA FRS | JUL 2026 |
| NAME | EPA FRS | JUL 2026 |
| STATE | EPA FRS | JUL 2026 |
Status is computed from independent sources; nothing here is self-reported unless marked Claimed.