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Data / Mines / Maine / Hancock County

Mines in Hancock County, Maine: 29 open mines

MSHA lists 29 open mines in Hancock County, Maine, run by 20 operators and employing 74 people. Since January 1, 2022 its inspectors issued 227 citations and orders there with $44,130 in proposed penalties, and operators reported no injury or illness cases. The operators with the most open mines are Harold Mac Quinn Inc; K J Dugas Construction Inc; Doug Gott & Sons Inc. Data from MSHA, November 6, 2026.

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Open mines
29
Operators
20
Employees
74
Intermittent
21
Active
6
Temporarily Idled
1
New Mine
1
Mines run by individuals, counted and not listed
2
Citations and orders since January 1, 2022
227
Significant and substantial
31 (13.7%)
Closure orders
11
High negligence or reckless
9
Proposed penalties
$44,130
Amount paid so far
$41,329
Inspections
166
Inspector hours on site
721
Citations per inspection
1.37 (all mines 2.30)
Accident reports
0
Injury and illness cases
0
Fatalities
0
Latest MSHA record
November 4, 2026

Operators with the most open mines in Hancock County, Maine

Ranked by open mines, then by citations. Sole proprietors and individuals are not listed.

Operators with the most citations in Hancock County, Maine

Citations and orders issued since January 1, 2022 at their open mines here.

Mines with the most citations

Open mines, ranked by citations and orders since January 1, 2022.

MineOperatorCountyMain commodityEmployeesCitations since 2022
Portable Ac CrusherHarold Mac Quinn IncHancock County, MEConstruction sand and gravel435
Ellsworth Portable PlantR.F. Jordan & Sons Inc.Hancock County, MEConstruction sand and gravel330
Doug Gott & Sons Inc Portable SCDoug Gott & Sons IncHancock County, MEConstruction sand and gravel218
Garland Road PitHolyoke Construction, Inc.Hancock County, MEConstruction sand and gravel117
Crotch IslandGeorgia Stone Management LLCHancock County, MEDimension stone312
Astec GT205 ScreenElliott Jordan & SonHancock County, MEConstruction sand and gravel109
Bass Harbor Portable PlantDoug Gott & Sons IncHancock County, MEConstruction sand and gravel48
Dority PitWhitmore Contracting Inc.Hancock County, MEConstruction sand and gravel18
Northwoods QuarryNorthwoods Granite and Landscapes IncHancock County, MEDimension granite37
East Blue Hill Pit, Portable #1M E Astbury & Son IncHancock County, MEConstruction sand and gravel27
Whales Back QuarryBald Mountain LLCHancock County, MEDimension granite36
Highland QuarryHughes Brothers IncorpHancock County, MEConstruction sand and gravel26
Spyder 516TK J Dugas Construction IncHancock County, MEConstruction sand and gravel25
Kleemann EvoK J Dugas Construction IncHancock County, MEConstruction sand and gravel25
BFP MineBeach Front Properties, LLCHancock County, MEConstruction sand and gravel15
Web LLCClarke Construction LLCHancock County, MEConstruction sand and gravel34
Finlay/terexHarold Mac Quinn IncHancock County, MEConstruction sand and gravel24
Producer KJD1K J Dugas Construction IncHancock County, MEConstruction sand and gravel92
TC Gravel PitAtlantic Landscape Construction, IncHancock County, MEConstruction sand and gravel22
2023 Read ScreenHarold Mac Quinn IncHancock County, MEConstruction sand and gravel21
450 RT RotoK J Dugas Construction IncHancock County, MEConstruction sand and gravel11
CR237 1987 Read ScreenHarold Mac Quinn IncHancock County, MEConstruction sand and gravel11
Patriot Road PitE. Skip Grindle & Sons, Inc.Hancock County, MEConstruction sand and gravel30
2ND Read Portable ScreenHarold Mac Quinn IncHancock County, MEConstruction sand and gravel20
Rental ScreenSargent CorporationHancock County, MEConstruction sand and gravel10
HaslamHaslam Enterprises IncHancock County, MECrushed, broken limestone10
Henderson QuarryHarold Mac Quinn IncHancock County, MENot stated00

Main commodities

Main commodityOpen minesShare
Construction sand and gravel2379.3%
Dimension stone26.9%
Dimension granite26.9%
Crushed, broken limestone13.4%

Citations and injury cases by year

Calendar years since 2022; 2026 runs to the date of the MSHA files.

YearCitations and ordersSignificant and substantialProposed penaltiesInjury and illness cases
2022462$6,1030
2023614$16,3510
20244511$8,6510
20255811$11,1990
2026173$1,8260

Standards cited most at mines in Hancock County, Maine

Sections of Title 30 of the Code of Federal Regulations named on the citations, with the part each belongs to.

StandardWhat the part coversCitations
30 CFR 50.30Reporting of accidents, injuries and illnesses32
30 CFR 56.14132Surface metal and nonmetal mines23
30 CFR 56.11001Surface metal and nonmetal mines14
30 CFR 56.14101Surface metal and nonmetal mines14
30 CFR 56.14100Surface metal and nonmetal mines13
30 CFR 56.23002Surface metal and nonmetal mines9
30 CFR 56.14107Surface metal and nonmetal mines9
30 CFR 56.4201Surface metal and nonmetal mines9
30 CFR 56.18002Surface metal and nonmetal mines8
30 CFR 56.9300Surface metal and nonmetal mines8
30 CFR 56.14112Surface metal and nonmetal mines6
30 CFR 56.12004Surface metal and nonmetal mines6
30 CFR 56.18010Surface metal and nonmetal mines6
30 CFR 56.20003Surface metal and nonmetal mines6
30 CFR 47.41Hazard communication5

Updated November 6, 2026. Read from US Department of Labor, Mine Safety and Health Administration (MSHA), Open Government Data Sets. US government work, public domain. Counts come from the MSHA files published on November 6, 2026. An open mine is one MSHA lists as Active, Intermittent, New Mine, Temporarily Idled or NonProducing; 13,673 were open that day. Citations, penalties, inspections and accident reports run from January 1, 2022. A citation is an inspector's allegation and an operator can contest it; the penalty is the amount MSHA first proposed, before any contest or settlement. An operator is the legal entity MSHA assesses, and a parent company is its controller. Mines run by sole proprietors or by individuals are counted in every total and are not named. This page uses MSHA data and is not endorsed or certified by MSHA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.