Abandoned mines in Suffolk County, New York
Suffolk County, New York has 165 mine and prospect features on USGS topographic maps published 1941–1994; 3 of the features carry a name on the map. MSHA's register carries 56 mines in the county with status Abandoned or Abandoned and Sealed.
Every mine and prospect feature the USGS digitized from historical topographic maps covering Suffolk County, every OSMRE abandoned mine land problem in the county, and every MSHA-registered mine here with status Abandoned. Named features are listed below; unnamed ones are counted by type. Locations are deliberately not shown: this page says what abandoned workings are in the county, not where to find them. They are dangerous and should not be entered.
- Mapped mine features (USGS)
- 165
- Mine openings
- 0
- OSMRE problems unreclaimed
- 0
- MSHA mines marked abandoned
- 56
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93 56.4%Mines and surface workingslabelled mines, open pits, strip mines, placer and hydraulic workings
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72 43.6%Quarries, gravel and borrow pitsconstruction-material and industrial-mineral extraction
| Name on map | Feature |
|---|---|
| Henry Steers Gravel Pit | Gravel Pit |
| Henry Steers Gravel Pit | Gravel Pit |
| Pilgrim Sand & Gravel Co | Sand and Gravel Pit area |
A name is the label printed beside the symbol on the map. "First mapped" is the earliest topographic edition that shows the symbol, which bounds the feature's age from above; it is not the date it was worked. Unnamed features (most prospect pits, adits and shafts carry no label) are in the counts above but not this list.
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110 Sand CompanyAbandoned 1988-07-05Surface metal/non-metal · 110 Sand Company · MSHA ID 3000795
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112 Sand & Gravel IncorporatedAbandoned 1992-03-19Surface metal/non-metal · 112 Sand & Gravel Inc · MSHA ID 3002883
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Aaaa Central Sand & Gravel Inc PitAbandoned 1979-12-18Surface metal/non-metal · Aaaa Central Sand & Gravel Inc · MSHA ID 3002075
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American Sand & Gravel IncAbandoned 2009-05-17Facility metal/non-metal · American Sand & Gravel Inc · MSHA ID 3003679
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Calverton Industries LLCAbandoned 2004-08-04Surface metal/non-metal · Calverton Industries LLC · MSHA ID 3003309
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Chieftan 2100 #1Abandoned 2013-04-12Surface metal/non-metal · American Sand & Gravel Inc · MSHA ID 3003810
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Correia Pit And PlantAbandoned 1979-10-17Surface metal/non-metal · Suffolk Ready-Mix Inc · MSHA ID 3002285
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DeChiaro Brothers, Inc.Abandoned 2020-09-28Surface metal/non-metal · DeChiaro Brothers, Inc. · MSHA ID 3003873
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DINAPOLI SAND & GRAVELAbandoned 2004-08-05Surface metal/non-metal · Di Napoli Sand & Gravel · MSHA ID 3003310
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East Setauket Sand & GravelAbandoned 1979-04-25Surface metal/non-metal · East Setauket Sand & Gravel Corp · MSHA ID 3000862
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European Mason SupplyAbandoned 2009-11-25Facility metal/non-metal · European Mason Supply Inc. · MSHA ID 3003675
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Expressway Aggregate IncorporatedAbandoned 1985-05-17Surface metal/non-metal · Expressway Aggregate Inc · MSHA ID 3002442
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FLS 555Abandoned 2020-04-21Surface metal/non-metal · FLS 555 Realty Corp · MSHA ID 3003869
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FROG HOLLOW INDUSTRIES, INC.Abandoned 2002-03-27Surface metal/non-metal · Frog Hollow Industries Inc · MSHA ID 3002997
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Grimes CrushingAbandoned 1988-02-19Surface metal/non-metal · Grimes Contracting Company Inc · MSHA ID 3002779
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Guillo Contracting Corp.Abandoned 2014-08-12Surface metal/non-metal · Guillo Contracting Corp · MSHA ID 3003819
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H. Bittle & SonAbandoned 2017-02-28Surface metal/non-metal · H. Bittle & Son Inc. · MSHA ID 3003879
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HAMPTON SAND CORPAbandoned 2000-06-13Surface metal/non-metal · Hampton Sand Corp · MSHA ID 3003057
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Hubbard Sand & GravelAbandoned 2017-10-10Surface metal/non-metal · Hubbard Sand & Gravel · MSHA ID 3001117
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Hubbard Sand & Gravel Corp PitAbandoned 1978-10-04Surface metal/non-metal · Hubbard Sand & Gravel Corp · MSHA ID 3002081
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HUBBARD SAND & GRAVEL EAST, LTDAbandoned 1998-06-15Surface metal/non-metal · Hubbard Sand & Gravel East Ltd · MSHA ID 3002953
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Indian Head Pit And MillAbandoned 1985-03-12Surface metal/non-metal · Indian Head Sand & Gravel Corp · MSHA ID 3001140
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J&S SAND & GRAVELAbandoned 2005-12-14Surface metal/non-metal · J & S Hauling Inc · MSHA ID 3003325
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K P Edwards MaterialsAbandoned 2025-08-27Surface metal/non-metal · Kenneth P Edwards Inc · MSHA ID 3003669
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Kings Park PlantAbandoned 1978-09-26Facility metal/non-metal · Keyway Mason Supply Corp · MSHA ID 3001798
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Kings Park Sand & Stone IncorporatedAbandoned 1988-12-15Surface metal/non-metal · Kings Park Sand & Stone Inc · MSHA ID 3002283
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Kogel Pit And MillAbandoned 1980-01-24Surface metal/non-metal · Kogel Materials Corp · MSHA ID 3000915
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M P F MINEAbandoned 2011-06-14Surface metal/non-metal · Mpf Asphalt Recycling Inc · MSHA ID 3003374
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MEDFORD SAND & GRAVEL CORP.Abandoned 1998-05-18Surface metal/non-metal · Medford Sand & Gravel Corp · MSHA ID 3002912
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MIKE NASTI SAND CO., INC.Abandoned 2010-08-11Surface metal/non-metal · Mike Nasti Sand Company Inc · MSHA ID 3002076
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North East Mines Sand And GravelAbandoned 1985-06-19Surface metal/non-metal · North East Mines Inc · MSHA ID 3002547
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Northeast Mines Inc Pit & MillAbandoned 1984-05-16Surface metal/non-metal · Northeast Mines Inc · MSHA ID 3002078
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P.V.P. LEASING CORP.Abandoned 2002-02-22Surface metal/non-metal · P V P Leasing Corp · MSHA ID 3002876
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PARKER #2Abandoned 1997-04-11Surface metal/non-metal · L W Parker Enterprises Inc · MSHA ID 3002960
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Peconic MineAbandoned 2008-04-10Surface metal/non-metal · D B O W II Inc · MSHA ID 3003524
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POMARO INDUSTRIES INCAbandoned 2007-06-12Surface metal/non-metal · Pomaro Industries Inc · MSHA ID 3002902
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Power Crush Inc.Abandoned 2009-09-01Facility metal/non-metal · Power Crush Inc. · MSHA ID 3003674
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PW 5Abandoned 2015-04-28Surface metal/non-metal · PW 5 · MSHA ID 3003813
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R SCHLEIDER CONT. CORP.Abandoned 2008-10-16Surface metal/non-metal · R Schleider Contracting Corp · MSHA ID 3001794
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Riverhead Cement Block Company IncAbandoned 1983-06-07Surface metal/non-metal · Riverhead Cement Block Company Inc · MSHA ID 3000955
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ROANOKE YAPHANK SAND & GRAVEL COAbandoned 1997-05-13Surface metal/non-metal · Roanoke Sand & Gravel Corp · MSHA ID 3002979
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S P A MaterialsAbandoned 1988-06-03Surface metal/non-metal · S P A Materials · MSHA ID 3002645
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SAGAPONACK SAND & GRAVEL CORP.Abandoned 2004-08-15Surface metal/non-metal · Sagaponack Sand & Gravel Corp · MSHA ID 3002730
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Schleider Pit And MillAbandoned 1979-01-03Surface metal/non-metal · R Schleider Contracting Corp · MSHA ID 3001139
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Smithtown PlantAbandoned 1978-09-26Surface metal/non-metal · Keyway Mason Supply Corp · MSHA ID 3001797
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South Shore PlantAbandoned 1980-01-24Surface metal/non-metal · Certified Industries Div · MSHA ID 3000825
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Splitrock MineAbandoned 1985-05-20Surface metal/non-metal · Split Rock Mines Ltd · MSHA ID 3002609
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Star Sand & Gravel CorporationAbandoned 1986-04-03Surface metal/non-metal · Star Sand & Gravel Corp · MSHA ID 3002079
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Suffolk Cement Prod Inc Calverton PitAbandoned 1986-09-02Surface metal/non-metal · Suffolk Cement Products Inc · MSHA ID 3000970
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Suffolk Dredging Corp Sand & GravelAbandoned 1980-01-24Surface metal/non-metal · Suffolk Dredging Corp · MSHA ID 3000971
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Suffolk Materials Mining CorporationAbandoned 1991-01-11Surface metal/non-metal · Suffolk Materials Mining Corp · MSHA ID 3000972
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Tac Materials IncorporatedAbandoned 1995-12-31Surface metal/non-metal · Tac Materials Inc · MSHA ID 3002077
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Wainscott PitAbandoned 1994-07-12Surface metal/non-metal · Wainscott Sand & Gravel Corp · MSHA ID 3002003
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WAINSCOTT SAND & GRAVEL CORPORATIONAbandoned 2024-12-09Surface metal/non-metal · WAINSCOTT SAND & GRAVEL CORP · MSHA ID 3002673
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WESTHAMPTON MINING AGGREGATES, IAbandoned 2003-03-14Surface metal/non-metal · Westhampton Mining Aggregates Inc · MSHA ID 3002669
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Wilshire Sand & GravelAbandoned 2013-08-13Surface metal/non-metal · P.E.M. Island Materials Corp. · MSHA ID 3003677
Status and date are as reported to MSHA by the operator. Each mine's own page carries its accident, citation and inspection record.
| Feature type | Features |
|---|---|
| Open Pit Mine or Quarry | 72 |
| Sand Pit | 23 |
| Sand Pit | 16 |
| Gravel Pit | 15 |
| Gravel Pit | 14 |
| Open Pit Mine or Quarry | 13 |
| Disturbed Surface | 6 |
| Sand and Gravel Pit | 3 |
| Disturbed Surface - Pit | 2 |
| Gravel/Borrow Pit - Undifferentiated | 1 |
A USGS feature is a symbol on a historical topographic map, there when the map was surveyed; it may since have been sealed, reclaimed, built over or reopened as a working mine, and the map does not say which. An OSMRE row is a problem the abandoned mine land program tracks, not a mine. An MSHA mine is a registered operation whose operator reported abandonment, a record that starts in the 1970s. The three overlap and are never added together. The county is assigned from each feature's coordinates against the Census 2023 county boundaries. The full method is on the national page.
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USGS, Consolidated Prospect- and Mine-Related Features from 7.5- and 15-Minute Topographic Quadrangle Maps of the United States (USMIN)
597,612 point and area features digitized from about 106,350 historical topographic maps published 1886–2006; public domain (CC0). A feature is a map symbol, not a field-verified site, and the map does not say whether it was still worked.
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USGS Fact Sheet 2025–3003, The Abandoned Mine Inventory of the United States
States that as of 2025 there is no comprehensive national inventory of abandoned mine features, and that the detailed national database now being built will not be published.
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OSMRE, Abandoned Mine Land Inventory System (e-AMLIS), public Problems layer
One row per abandoned mine land problem in a problem area, with its type, funding program and reclamation status; mostly coal mined before the 1977 Surface Mining Control and Reclamation Act. Coordinates are the problem area's.
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MSHA, Mines dataset (Mine Data Retrieval System)
Every mine registered with MSHA since the 1970s; a mine reads Abandoned or Abandoned and Sealed when its operator reported that status. Refreshed weekly.
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US Census Bureau, 2023 cartographic county boundaries (1:500,000)
Each feature's county is assigned by its coordinates against these boundaries, not copied from the source file.
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GAO-20-238, Abandoned Hardrock Mines (March 2020)
Federal agencies had identified at least 140,000 abandoned hardrock mine features on federal land and estimated more than 390,000 more not yet captured in their databases.
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Abandoned Hardrock Mine Reclamation (AHMR) Program, US Department of the Interior
The program the USGS inventory is compiled for. Its appropriations and the 674,000 field-confirmed feature count on this page were provided by the program manager, Office of Environmental Policy and Compliance, and are cited with permission (2026-09-08).
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IMCC-NAAMLP Hardrock AML Report
Page 48 carries the two figures this page leans on: USGS estimates 633,181 of the 725,690 mine features it recorded from historic topographic maps, 87 percent, are hardrock; and state and federal agencies have submitted more than 724,000 AML features to the national database being built, already more than the historic maps hold. Year-by-year AHMR funding is on page 35.