Calportland - Diablo Aggregate Plant
15540 N Kenworthy Rd, Coolidge, AZ 85128
UNVERIFIEDLAST SEEN IN FEDERAL DATA DEC 2023 · 2 SOURCES
Present in a source dataset, with no recent operating signal.
What they make
Ready-Mix Concrete Manufacturing327320Where it is
33.01974, -111.54170 · CENSUS TIGER
Other plants nearby
| Facility | City | Industry | Status | Distance |
|---|---|---|---|---|
| PHXB Arizona Best Block | Coolidge | Concrete Block and Brick Manufacturing 327331 | LIKELY ACTIVE | 0.0 KM |
| Best Block - Coolidge, Az Plant | Coolidge | Concrete Block and Brick Manufacturing 327331 | UNVERIFIED | 0.5 KM |
| Hanson Aggregates | Florence | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 3.9 KM |
| Mesa Materials Coolidge Plant | Coolidge | Asphalt Paving Mixture and Block Manufacturing 324121 | UNVERIFIED | 6.5 KM |
| Maricopa Ready Mix | Coolidge | Ready-Mix Concrete Manufacturing 327320 | UNVERIFIED | 7.1 KM |
Also at this address
More than one federal record exists for this street address. The primary record for the site is listed first.
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 NPDES, TRIS · EPA site type STATIONARY.
| Source | Evidence | First seen | Last seen |
|---|---|---|---|
| EPA TRI | OPERATING | DEC 2023 | DEC 2023 |
| EPA FRS | EXISTENCE | JUN 2020 | JUN 2020 |
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.