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Washington lakes and reservoirs

Boundary Reservoir Fishing

A 1,579-acre Washington reservoir in Pend Oreille County.

Get driving directions All Pend Oreille County spots

Pick for rainbow troutPiscifun Carbon X ultralight spinning reel28% OFFSale $57.99 ~~$79.99~~

Photo of Sullivan Lake: Patrick Lordan, CC BY 2.0

Pend Oreille County

Getting to know Boundary Reservoir

In Pend Oreille County, Boundary Reservoir measures 1,579 surface acres by the WDFW figure. The WDFW layer puts its surface near 1,994 feet above sea level. Groceries and fuel are closest in Colville, roughly 32 miles out. WDFW files it as warmwater-emphasis water. The county lies inside WDFW Region 1.

Neither WDFW nor State Parks lists a ramp on it. WDFW grades access from shore as good.

1,579surface acres

1,994 ftelevation

0launches

10species listed

WDFW Fish Washington lake layers on geodataservices.wdfw.wa.gov (surface acres, elevation, management emphasis, shoreline access, species), USGS NHD outlines, Census 2023 places, retrieved October 31, 2026.

Directions to Boundary Reservoir

Species

Catches anglers expect on Boundary Reservoir

Fish linked to Boundary Reservoir in WDFW data:

Rainbow trout Brown trout Brook trout Largemouth bass Smallmouth bass Walleye Brown bullhead Yellow perch Black crappie Pumpkinseed

WDFW Fish Washington species layers (presence, not abundance), WDFW records and the 2026 trout plant report; retrieved October 31, 2026.

For the rainbow trout herePiscifun Carbon XT ultralight spinning reel25% OFFSale $59.99 ~~$79.99~~

Access

Boat ramps around Boundary Reservoir

Boundary Reservoir has no launch in the layers we use; nearby options follow.

Ramps within easy towing of Boundary Reservoir

Deep Lake boat launchDeep Lake, 10 miles west
Cedar Lake boat launchCedar Lake, 11 miles northwest

WDFW Water Access Sites and Shore Fishing Sites layers (geodataservices.wdfw.wa.gov) and the Washington State Parks boat launch layer, retrieved October 31, 2026. A Discover Pass is needed to park at WDFW access sites and State Parks launches.

Limits

Washington limits for Boundary Reservoir

Species	Daily limit and size	Season
Largemouth Bass	No min. size in lakes, ponds, and reservoirs. Only largemouth bass less than 12" may be retained, except 1 over 17" may be retained. Daily limit 5.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31
Smallmouth Bass	No min. size in lakes, ponds, and reservoirs. Only 1 smallmouth bass over 14" may be retained. Daily limit 10.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31
Walleye	Min. size 12" in lakes, ponds, and reservoirs. Daily limit 8. Only 1 over 22" may be retained. May be caught, retained, and released alive from a livewell until daily limit is in possession.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31
Channel Catfish	No min. size in lakes, ponds, and reservoirs. Daily limit 5.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31
Burbot (Freshwater Ling)	No min. size. Daily limit 5.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31 (p.23 general rule for
Crappie, Northern Pikeminnow, Peamouth Chub, Perch, Suckers, Sunfish,	No min. size. No daily limit.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31
Grass Carp	Closed unless otherwise listed in Special Rules.	Closed
Kokanee	No min. size. Daily limit 10. When fishing with bait, all kokanee that are lawful to possess and are equal to or greater than the minimum size are counted as part of the daily limit whether kept or released.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31 (p.23 general rule for
Tiger Muskellunge (Tiger Muskie)	Min. size 50". Daily limit 1.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31 (p.23 general rule for
Whitefish	No min. size. Daily limit 15.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31 (p.23 general rule for
Steelhead	Release all wild steelhead. Min. size 20". Daily limit 2. Open during salmon or game fish seasons unless as otherwise listed.	Open during salmon or game fish seasons unless as otherwise listed
Brown Trout, Cutthroat Trout, Rainbow Trout, Golden Trout, Tiger Trout	In lakes, ponds, and reservoirs: No min. size. Daily limit 5.	Year-round (statewide lake season, p.23)
Trout (combined rivers and lakes same day)	The combined daily limit for an angler that fishes in both rivers and lakes on the same day is 5 trout, no more than 2 may be from rivers.	see the pamphlet
Lake Trout	No min. size. No daily limit.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31 (p.23 general rule for
Eastern Brook Trout (EBT)	No min. size. No daily limit.	Lakes, ponds, and reservoirs: year-round; rivers, streams and beaver ponds: Sat. before Memorial Day through Oct. 31 (p.23 general rule for
Dolly Varden/Bull Trout	Closed unless otherwise listed in Special Rules.	Closed

Start with the statewide table for Boundary Reservoir; any Special Rule overrides it.

Anglers 16 and older need a Washington Freshwater license ($39.95 resident, $115.85 nonresident for 2026-27) or a Combination license; salmon, steelhead and sturgeon also take a catch record card.

Limits and seasons as printed in the 2026-2027 Washington Sport Fishing Rules (WDFW pamphlet, in effect July 1, 2026 to June 30, 2027), PDF page 27 (pamphlet PDF; eRegulations statewide freshwater page), read October 31, 2026.

Washington licenses and limits

Compare

Lakes around Boundary Reservoir, side by side

The largest lake listed alongside is Sullivan Lake at 1,283 acres.

Lake	Distance	Acres	Elevation	Launches
Boundary Reservoir		1,579	1,994 ft	0
Little Lost Lake	4 miles southwest	5.2	3,114 ft	0
Leadbetter Lake	5 miles north	23	2,532 ft	0
Sullivan Lake	5 miles southeast	1,283	2,592 ft	0
Crescent Lake (Pend Oreille County)	10 miles north	20	2,507 ft	0
Deep Lake (Stevens County)	10 miles west	192	2,029 ft	1

WDFW Fish Washington lake layers, access layers and the 2026 trout plant report; retrieved October 31, 2026.

Nearby

A few miles from Boundary Reservoir

Nearby lakes worth a look from Boundary Reservoir

Little Lost Lake4 miles southwest
Leadbetter Lake5 miles north
Sullivan Lake5 miles southeast
Crescent Lake (Pend Oreille County)10 miles north
Deep Lake (Stevens County)10 miles west

Tackle and bait counters serving Boundary Reservoir

Eagles Landing RV Resortmarina, Cusick

Where to book a room for Boundary Reservoir

Colville32 miles
Kettle Falls36 miles

County guides for Boundary Reservoir

Pend Oreille Countyseat: Newport

Piscifun

Piscifun gear a Cascades angler could bring to Boundary Reservoir

Piscifun and Amazon links are affiliate links; the site earns a commission on qualifying purchases.

Photos

Lakes, rivers and sound close to Boundary Reservoir, pictured

Sullivan Lake, Washington — Sullivan Lake 4.8 mi
Photo: Patrick Lordan, CC BY 2.0

Pend Oreille River, Washington — Pend Oreille River 69 mi
Photo: Ken Lund, CC BY-SA 2.0

Newman Lake, Washington — Newman Lake 76 mi
Photo: Bjorn, CC BY-SA 2.0

Answers

What people planning Boundary Reservoir want to know

What part of the Evergreen State holds Boundary Reservoir?

You will find it in Pend Oreille County, about 32 miles from Colville.

How much surface does Boundary Reservoir spread across in the WDFW layer?

About 1,579 surface acres.

Which listed launch sits closest to Boundary Reservoir?

None appears in the access layers; see the ramps nearby.

What fish does WDFW list for Boundary Reservoir?

On the list: rainbow trout, brown trout, brook trout, largemouth bass, smallmouth bass, walleye and brown bullhead.

What daily limit applies on Boundary Reservoir?

Brown Trout, Cutthroat Trout, Rainbow Trout, Golden Trout, Tiger Trout: In lakes, ponds, and reservoirs: No min. size. Daily limit 5.; Year-round (statewide lake season, p.23).

Can a visitor from Idaho fish Boundary Reservoir?