Sand and Gravel General Permit
The Sand and Gravel General Permit regulates discharges of process water, stormwater, and water from mine dewatering into waters of the state associated with sand and gravel operations, rock quarries, and similar mining operations. The permit also covers concrete batch operations and hot mix asphalt operations. Untreated discharge water from sand and gravel operations may harm fish, aquatic life, and water quality.
Ecology reissued the Sand and Gravel General Permit on February 17, 2016. Ecology received one appeal on the reissued Sand and Gravel General Permit. The reissued permit became effective on April 1, 2016.
Forms & Application - Instructions for applying or reapplying for the permit, forms, and public notice requirements.
Erosion and Sediment Control Plan (ESCP) - The permit requires the permittee to develop, maintain, and comply with their ESCP.
Monitoring Plan - Assistance for mapping your site, identifying monitoring points, sampling, discharges to ground water, lab analysis, DMRs, and plan review.
Stormwater Pollution Prevention Plan - Permit requirements for the SWPPP.
Spill Plan - General guidance on plan requirements and basic BMPs.
Portable Facilities - Information about portable coverage including; when coverage is required, site restoration, notice to begin operation, and permit fees.
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