Current 1200-Z Stormwater
Discharge General Permit
The current permit was effective Aug. 1, 2017, reissued upon reconsideration on Oct. 22, 2018, and expires on July 31, 2022.
The permit regulates stormwater discharge associated with industrial activity that may reach surface waters of the state directly or discharge through conveyance systems, such as ditches or storm drains, which reach surface waters of the state,
Nov. 8, 2018 1200-Z Webinar
Status of the 1200-A Stormwater Discharge General Permit
On Dec. 3, 2017, Oregon's 1200-A general permit for the discharge of stormwater associated with sand and gravel mining activates expired. DEQ is actively researching best practices for managing the discharge of stormwater from facilities covered under the 1200-A permit, and does not have a timeline for issuing the renewed permit. Check back here or sign up for the 1200-A Stormwater Newsletter for the latest information.
NPDES Industrial Stormwater Discharge Permit