Riverdale Quarry — Quarry and material-source record

Primary commodity in source: Crushed, Broken Granite; Operator in source: Riverdale Quarry LLC. Recorded location: Morris, NJ. Review the recorded source identity, location and material information together. Confirm current eligibility and operating details with the original publisher.

StateNJ

Source-backed record from MSHA surface aggregate mine register. Browse the labeled observations and original source below.

Source collection: MSHA surface aggregate mine register
Source checked: 2026-10-15

Reported record details

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Source data row 46380

MSHA mine-register snapshot: INTERMITTENT operation in the source. This is not a claim of continuous production, current availability or DOT materials approval. Coordinates are reported by the source and may represent portable operations.

MSHA mine ID: 2800001
Mine name in source: Riverdale Quarry
Mine type in source: Surface
Status in source: Intermittent
Status effective date in source: 02/24/2026
Operator in source: Riverdale Quarry LLC
State: NJ
County: Morris
Nearest town in source: Riverdale
Primary commodity code: 142300
Primary commodity in source: Crushed, Broken Granite
Portable operation flag (Y/N): N
Reported latitude: 40.998333
Reported longitude: -74.307778

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—	Source data row 46380 · MSHA mine-register snapshot: INTERMITTENT operation in the source. This is not a claim of continuous production, current availability or DOT materials approval. Coordinates are reported by the source and may represent portable operations.

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Source data row 46380

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