Annual Report of the Chief of Engineers
on Civil Works Activities
Fiscal Year 1990
Department of the Army Corps of Engineers
Extract Report of Walla Walla District

Table of Contents
This District consists of all Columbia River drainage and tributaries thereto between the head of the McNary pool (River Mile 345.4) and Umatilla Bridge (river mile 290.5) below McNary Dam, except the Yakima River Basin above the Van Giesen Street Bridge (River Mile 8.4) near Richland, Washington. The primary tributary drainage area is the Snake River which includes more than 107,000 square miles in six states: Washington, Oregon, Idaho, Wyoming, and small portions of Nevada and Utah.

Improvements

Navigation
1.Navigation Work Under Special Authorization
Flood Control
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.		 Columbia River Basin, Local Flood Protection Projects
Catherine Creek, Oregon
Clear & Burnt River, Oregon
Colfax, Palouse River, Washington
Flood Control Work Under Special Authorization
Inspection of Completed Flood Control Projects
Inspection of Completed PL-99 Works
Jackson Hole, Wyoming
Lucky Peak Lake, Idaho
Mill Creek Lake, Washington
Owyhee River, Oregon
Scheduling Flood Control Reservoir Operations
Multiple-Purpose Projects, Including Power
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.		 Columbia River Juvenile Fish Mitigation Program, Oregon, Washington, and Idaho
Dworshak Dam and Reservoir, Idaho
Ice Harbor Lock and Dam, Lake Sacajawea, Washington
Lewiston-Clarkston Bridge, Idaho and Washington
Little Goose Lock and Dam, Lake Bryan, Washington
Lower Granite Lock and Dam, Lower Granite Lake, Washington
Lower Monumental Lock and Dam, Lake Herbert G. West, Washington
Lower Snake River Fish and Wildlife Compensation Plan, Washington, Oregon, and Idaho
McNary Lock and Dam, Lake Wallula, Oregon and Washington
Snake River Downstream from Johnson Bar Landing, Oregon, Washington, and Idaho
General Investigations
24.
25.
26.		 Surveys
Collection and Study of Basic Data
Preconstruction, Engineering, and Design
Tables
Table 39-A
Table 39-B
Table 39-C
Table 39-D
Table 39-E
Table 39-F
Table 39-G
Table 39-H
Table 39-I
Table 39-J
Table 39-K		 Cost and Financial Statement
Authorizing Legislation
Other Authorized Navigation Projects
Not Applicable
Other Authorized Flood Control Projects
Not Applicable
Deauthorized Projects
Columbia River Basin, Local Flood Control Projects
Inspection of Completed Flood Control Projects
Principal Data Concerning Navigation Lock, Spillway Dam, Powerplant, and Impoundment
Snake River Downstream from Johnson Bar Landing, Oregon, Washington, and Idaho

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Last updated: 08:55 06.01.99
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