Who is affected?
- All owners and operators of non-metallic mineral processing plants, defined as any combination of equipment used to grind or crush any non-metallic mineral, such as stone, sand, gravel, clay, rock, salt, and vermiculite.
- Municipal officials who interact with and/or are responsible for rock crushing plants in their towns.
Administrative Rules
Env-A 2800 - Sand & Gravel Sources; Non-Metallic Mineral Processing Plants; Cement & Concrete Sources - effective 10-1-2010
Fact Sheet
- Crushing Plants Permit Comparison

- Streamlined Rules and Reduced Fees for Rock Crushers (Non-metallic Mineral Processing Plants)
(Fact Sheet ARD-43) - Frequently Asked Questions
Training
Permits
Permit-by-Notification for Rock Crushers – Permit Description, Applicability and Requirements
Contact Us
Barbara Dorfschmidt, Senior State Permit Engineer
NHDES Permitting & Environmental Health
(603) 271-6796
barbara.dorfschmidt@des.nh.gov
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