Sierra Machine Products

22710 Highway 88, Pioneer, CA 95666

UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 2 SOURCES

Present in a source dataset, with no recent operating signal.

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What they make

Machine Shops332710

Where it is

38.41780, -120.60620 · CENSUS TIGER

COUNTY

Amador County

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Other plants nearby

Facility	City	Industry	Status	Distance
Inco Engineering	Mokelumne Hill	Precision Turned Product Manufacturing 332721	UNVERIFIED	10.5 KM
Bradford Canning Stahl Incorporated	Jackson	Machine Shops 332710	ACTIVE	15.8 KM
Krisalis Precision Machining	San Andreas	Machine Shops 332710	ACTIVE	21.9 KM
Aloha Products, LLC	Jackson	Machine Shops 332710	ACTIVE	20.5 KM
Kaiser Enterprises INC.	Murphys	Machine Shops 332710	ACTIVE	33.3 KM

Every listed plant in Amador County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 8 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 CA-CERS, CA-ENVIROVIEW, RCRAINFO · EPA site type STATIONARY.

SBA Paycheck Protection Program loan recordsEXISTENCE
Record CA|pioneer|22710 state hwy 88 · first seen MAR 2021 · last seen MAR 2021
EPA Facility Registry ServiceEXISTENCE
Record 110055665025 · first seen OCT 2015 · last seen OCT 2015

IN AMADOR COUNTY2 other plants share this one’s industry (Machine Shops; Turned Product; and Screw, Nut, and Bolt Manufacturing, NAICS 3327); 1 of them has 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: SIERRA MACHINE PRODUCTS · OCT 2026
Street address: EPA: 22710 HIGHWAY 88 · OCT 2026
City: EPA: PIONEER · OCT 2026
State: EPA: CA · OCT 2026
Coordinates: EPA: 38.4178,-120.6062 · OCT 2026
Employees (band): SBA PPP: 1-19 · MAR 2021
PPP loan: SBA PPP: PPP loan x1, approved 2021-03-25, 1 jobs reported · MAR 2021
Hazardous waste generator (RCRA): EPA ECHO: none · OCT 2026

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