MP: 0
Location: SR 397 and I-82, Benton Cty
SR 397 begins down here now at I-82 and has since 2009. The road still isn’t signed as 397 though, but is well signed as the Truck Route to Finley Industrial.
MP: 3.09
Location: SR 397 and Olympia St, Benton Cty
“Reassurance shield” as we pass Olympia St, a turnoff into Kennewick.
AMP: 7.24
Location: SR 397 and 9 Mile Canyon Rd, Benton Cty
Stay straight for the industrial complex as the Columbia River comes into view.
MP: 8.37
Location: SR 397 and Finley Rd, Benton Cty
Stay straight for Finley Industrial. SR 397 takes the Finley Rd designation.
MP: 9.59
Location: Finley Rd and Riek Rd, Benton Cty
At this intersection, Finley Rd splits and 397 turns into Riek Rd. The road will turn into Piert Rd about a half mile later.
MP: 10
Location: Riek Rd and Piert Rd, Benton Cty
At this corner, we’ll approach Piert Rd and the old southern terminus of 397. Signage resumes shortly thereafter.
MP: 11
Location: Piert Rd and Chemical Dr, Benton Cty
As we approach Chemical Drive, turn left for SR 397.
MP: 11.11
Location: Chemical Dr and Piert Rd, Benton Cty
Reassurance shield after the turn.
MP: 13.62
Location: SR 397 and Bowles Rd, Benton Cty
Reassurance shield a couple miles later as we make our way towards Kennewick.
MP: 17.02
Location: SR 397 and 3rd Ave, Kennewick
Reassurance shield a few miles later as we enter Kennewick
MP: 17.92
Location: SR 397 and Columbia Dr, Kennewick
Reassurance shield as we get ready to cross the Columbia River into Pasco.
MP: 18.58
Location: SR 397 and Washington St, Pasco
Welcome to Pasco!
AMP: 18.73
Location: 10th Ave and Ainsworth St, Pasco
At Ainsworth St, 397 turns right.
MP: 18.9
Location: Ainsworth St and 7th Ln, Pasco
Reassurance shield after the turn.
AMP: 19.77
Location: Ainsworth St and Oregon St, Pasco
At the next intersection, turn left to stay on 397.
AMP: 19.81
Location: Ainsworth St and Oregon St, Pasco
Turn left for 397 to head up to the big highways.
MP: 20
Location: Oregon St and Ainsworth St, Pasco
Reassurance shield after the turn
AMP: 20.52
Location: Oregon Ave and A St, Pasco
Reassurance shield a few blocks later as we pass through an industrial part of Pasco.
MP: 22.11
Location: Oregon St and I-182, Pasco
A mile or so later, we’ll approach I-182 and US 12. Follow 12 east to Walla Walla and Lewiston, ID. Follow I-182 and US 12 west (and US 395 south) to Richland. This is also I-182’s eastern terminus.
MP: 22.24
Location: Oregon St and I-182, Pasco
SR 397 ends here.
MP: 22.31
Location: Oregon St and US 395, Pasco
Keep left for I-182/US 12 west and unmarked US 395 south towards Richland. Stay straight for US 395 north, which continues as a freeway up to Spokane.
Historic Southbound Routing (Before Extension from Piert Rd to I-82): Last photographed May 2008
MP: 11.23
Location: US-12 and N Oregon Ave, Pasco
Straight for SR 397
MP: 11.07
Location: I-182 and Oregon Ave, Pasco
First reassurance shield as inbound I-182 traffic comes in
MP: 10.24
Location: E Broadway St and N Oregon Ave, Pasco
Reassurance shield as we enter Pasco
MP: 9.85
Location: E Lewis St and S Oregon Ave, Pasco
Another reassurance shield on one of the best signed highways in the state of Washington
MP: 9.38
Location: E A St and S Oregon Ave, Pasco
Yet another reassurance shield
MP: 8.92
Location: E Ainsworth St and S Oregon Ave, Pasco
Turn right to get onto Ainsworth St and head into Kennewick
MP : 8.74
Location: E Ainsworth St and S Oregon Ave, Pasco
Reassurance shield after the turn
MP: 7.72
Location: E Ainsworth St and S 10th Ave, Pasco
Turn left to cross the Columbia River into Kennewick, and then head to Finley
MP: 7.67
Location: E Ainsworth Ave and S 10th Ave, Pasco
Reassurance shield as we go over a beautiful suspension bridge
MP: 6.93
Location: E Columbia Dr and N Gum St, Kennewick
Continue striaght on 397 or turn right on Columbia and drive through Kennewick to SR 240 and US-395
MP: 6.46
Location: E 1st Ave and S Gum St, Kennewick
Reassurance shield as we head out of Kennewick and the Tri-Cities
MP: 4.66
Location: E Finley Rd and Chemical Dr, Finley
Reassurance shield as we enter Finley
MP: .07
Location: Piert Rd and Chemical Dr, Finley
END SR 397 in Finley
