Characterization of the Fisher and Carpenter Creek Watershed of Skagit and Snohomish Counties, Washington

Sub-basin Name: Johnson Creek

ID No.

Nearest Rd.

Parcel No.

Feature

Comment

Johnson 01

Johnson Rd

P16580

Natural falls/LWD

Natural fish passage blockages. Other? (Don?)

P16643

Johnson 02

Johnson Rd

P16643

Natural channel

Just above aggrad. zone, BFW = 9', BFD 6", FPW about 25'

Johnson 03

Johnson Rd

P16598

Re-routed channel

20001 Johnson Rd. Farm buildings and home built on F/P of creek.. Creek routed

along left edge of F/P. Canary grass grown up over PEME wetland pasture.

Probably a lot of subsurface seepage.

Johnson 04

Johnson Rd

P16713

Aggraded channel

Severely aggraded channel about 2' higher in elevation than surrounding F/P;

frequently overtops berm and floods road. BFW 20', BFD 8", sand and small cobble.

cobble. Flow mostly subsurface in summer.

Johnson 05

Johnson Rd

P16713

6' CMP road crossing culvert

About 40' long. Inlet filled (40" depth) with sand / gravel. Outlet dredged Fall '04

U.S. of culvert, creek BFW 8', BFD 30" - constrained between road and hillside

Johnson 06

Johnson Rd

P16713?

Confluence with Hill Ditch

Flat grade, sediment delta dredged out Fall '04. Continuing problem area for

flooding.

Sub-basin Name: Sandy Creek

ID No.

Nearest Rd.

Parcel No.

Feature

Comment

Sandy 01

Kanako Ln

P16584

4' CMP road crossing culvert

Gravel bed, not blocking

Sandy 02

Kanako Ln

P16584

No buffer along road

Sandy Creek diverted north along K Lane. BFW 6', BFD 18". Gravel/cobble

bed. Right bank armored, within 10' of road. Road about 3' higher than creek

bed. Blackberry hedge along left bank, some erosion along left bank.

Sandy 03

Kanako Ln

P16584

42" CMP driveway culvert

22' long culvert to #19046 Kanako Lane. Not a fish passage barrier

Sandy 04

Kanako Ln

P16584

Confluence with Hill Ditch

Confluence area has accumulated sediment and clogged with canary grass.