Oregon Administrative Rules
Chapter 141 - DEPARTMENT OF STATE LANDS
Division 93 - ADMINISTRATIVE RULES GOVERNING THE ISSUANCE AND ENFORCEMENT OF GENERAL PERMITS WITHIN WATERS OF THIS STATE
Section 141-093-0265 - Maintenance Dredging - Specific Application Requirements

Universal Citation: OR Admin Rules 141-093-0265

Current through Register Vol. 63, No. 9, September 1, 2024

In addition to the application requirements described in OAR 141-093-0105, the applicant must provide the following information in the application:

(1) Baseline Authorization; Identification of the baseline authorization(s) for the maintenance dredging activity being applied for under this General Permit.

(2) Drawings. Scaled drawing(s) illustrating the area and depths of the proposed maintenance dredging activity relative to the baseline authorization. Scaled drawings must report elevations in consistent and standard datum (e.g., NAVD 88, MLLW).

(3) Upland Placement. For upland placement, identification of the upland placement site and evidence of upland status (e.g., a valid written jurisdictional determination by the Department confirming upland status).

(4) In-water Placement. For placement in the flowlane or territorial sea, the applicant must provide a copy of findings from the Portland Sediment Evaluation Team, or any subsequently authorized body, approving in-water placement of the material.

(a) For flowlane placement, the applicant must also provide:
(A) Scaled drawing(s) clearly identifying the proposed placement area;

(B) Evaluation used by the applicant to evaluate the sufficiency of flow and depth to adequately disperse material and not cause shoaling;

(C) Evidence of coordination with OR Department of Fish and Wildlife regarding suitability of the benthic environment to receive the material; and

(D) For flowlane disposal within a federally authorized project area, evidence of coordination with the Corps' Navigation Branch to determine the potential for any impacts to navigation.

(b) For placement in the territorial sea, the applicant must also provide:
(A) Identification of the USEPA-approved placement site; and

(B) A resource inventory and effects evaluation consistent with the requirements contained in the Oregon Territorial Sea Plan, Part 2.

(5) Volumes. Volumes of material anticipated to be removed and to be placed in waters of this State per dredging event, number of dredging events anticipated over the term of the authorization, and total volumes over the term of the authorization.

Statutory/Other Authority: ORS 196.817

Statutes/Other Implemented: ORS 196.600-196.990

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