Data / Mines / Maine / Prospect Quarry-C646
Prospect Quarry-C646, Waldo County, Maine: 0 MSHA citations
Updated November 6, 2026. Source: US Department of Labor, Mine Safety and Health Administration (MSHA), Open Government Data Sets.
Prospect Quarry-C646 is a temporarily idled construction sand and gravel surface mine in Waldo County, Maine, operated by Pike Industries with 0 employees on MSHA's record (mine ID 1700866). Since January 1, 2022 MSHA inspectors issued 0 citations and orders there with $0 in proposed penalties, and 0 accident reports were filed there, with no injury or illness cases.
The request: Watch Prospect Quarry-C646 (MSHA mine ID 1700866) in Waldo County, Maine: each new citation and each accident report. $10 of work on sign-up, no card.
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- MSHA mine ID
- 1700866
- Status
- Temporarily Idled since June 17, 2026
- Main commodity
- Construction sand and gravel
- Mine type
- Surface
- County
- Waldo County, Maine
- Nearest town
- Prospect
- Operator
- Pike Industries
- Parent company
- CRH PLC
- Employees
- 0
- MSHA field office
- Portsmouth NH Field Office
- Citations and orders since January 1, 2022
- 0
- Inspections
- 3
- Inspector hours on site
- 5
- Citations per inspection
- 0.00 (all mines 2.30)
- Accident reports
- 0
- Injury and illness cases
- 0
- Fatalities
- 0
- Latest MSHA record
- June 17, 2026
Other open mines in Waldo County, Maine
| Mine | Operator | County | Main commodity | Employees | Citations since 2022 |
|---|---|---|---|---|---|
| Winterport Pit | Hughes Brothers Incorp | Waldo County, ME | Construction sand and gravel | 4 | 25 |
| Prospect Crushing Plant | General Contractor Vaughn D. Thibodeau II, Inc. | Waldo County, ME | Construction sand and gravel | 3 | 24 |
| Round Stone | A&m Redimix Inc | Waldo County, ME | Construction sand and gravel | 2 | 22 |
| Belfast Pit and Mill | State Sand & Gravel Inc | Waldo County, ME | Construction sand and gravel | 12 | 13 |
| Round Stone-2 | A&m Redimix Inc | Waldo County, ME | Construction sand and gravel | 1 | 10 |
| Reed Screen R-210 | Wardwell Construction & Trucking Corp. | Waldo County, ME | Construction sand and gravel | 1 | 8 |
| Davis Pit | Davis Dirt Works LLC | Waldo County, ME | Construction sand and gravel | 8 | 6 |
| Metso Portable Crusher #2 | Hughes Brothers Incorp | Waldo County, ME | Construction sand and gravel | 2 | 6 |
| Erin Portable Power Crusher | Wardwell Construction & Trucking Corp. | Waldo County, ME | Construction sand and gravel | 1 | 5 |
| Portable Sandvik Screener | Hughes Brothers Incorp | Waldo County, ME | Construction sand and gravel | 1 | 4 |
| PMD | Stockton Sand & Gravel | Waldo County, ME | Construction sand and gravel | 2 | 3 |
| Searsport Wash Plant | Owen J Folsom Inc | Waldo County, ME | Construction sand and gravel | 0 | 3 |
| Belfast Quarry | Eurovia Atlantic Coast LLC | Waldo County, ME | Crushed, broken stone | 2 | 2 |
| Mosquito Mountain Quarry | Freshwater Stone & Brick Inc | Waldo County, ME | Dimension granite | 2 | 1 |
| Screen Plant 1 | Clisham Construction, LLC | Waldo County, ME | Construction sand and gravel | 2 | 0 |
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.