Hunt unit · Columbia National Wildlife Refuge
Marsh Unit 1 Hunt Unit Map & Access
The Marsh Unit 1 unit is one of 4 mapped hunt units on Columbia National Wildlife Refuge in Grant County, WA. It covers approximately 679 acres and is listed as “open – special regulations apply” for 2026–2027. That means hunting is permitted, but refuge-specific rules — such as limited species, dates, weapon types, access methods or quota permits — apply on top of state regulations.
Marsh Unit 1 map
Rules & permits for this unit
Status: Open – special regulations apply
Hunting is allowed, but refuge-specific rules apply in addition to Washington regulations. Typical special regulations include limited species or seasons, quota/lottery permits, weapon restrictions (e.g. archery or shotgun only), shooting-hour limits, blind or stand rules and restricted access.
Game at Columbia NWR
Species listed for the refuge as a whole — a special-regulation unit may be limited to certain species. Confirm in the hunt brochure.
Getting to the Marsh Unit 1 unit
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Destination: center of the Marsh Unit 1 unit
- Decimal
46.96165, -119.25676- DMS
46°57′41.9″N 119°15′24.3″W
Nearest towns
- Othello, WA9.8 mi N of town
- Moses Lake, WA12 mi S of town
- Kennewick, WA52 mi N of town
Straight-line distances. Driving routes are longer; many refuge roads are gravel and may close seasonally.
The navigation point is a point inside the unit polygon, not necessarily a parking area or legal access point. Use satellite view to find roads, gates and designated parking, and respect closed areas and private inholdings.
Shooting hours at this unit
Today at Marsh Unit 1
*½ hour before sunrise — the standard federal shooting-hour start for migratory game birds. Times in Los Angeles local time.
Full season calculator →2026–2027 season sun table
| Date | Shooting light | Sunrise | Sunset | Daylight |
|---|---|---|---|---|
| Tue, Sep 1, 2026 | 5:45 AM | 6:15 AM | 7:39 PM | 13h 24m |
| Tue, Sep 15, 2026 | 6:03 AM | 6:33 AM | 7:11 PM | 12h 38m |
| Thu, Oct 1, 2026 | 6:23 AM | 6:53 AM | 6:39 PM | 11h 45m |
| Thu, Oct 15, 2026 | 6:43 AM | 7:13 AM | 6:12 PM | 10h 59m |
| Sun, Nov 1, 2026 | 6:08 AM | 6:38 AM | 4:43 PM | 10h 05m |
| Sun, Nov 15, 2026 | 6:29 AM | 6:59 AM | 4:24 PM | 9h 25m |
| Tue, Dec 1, 2026 | 6:51 AM | 7:21 AM | 4:11 PM | 8h 50m |
| Tue, Dec 15, 2026 | 7:05 AM | 7:35 AM | 4:08 PM | 8h 33m |
| Fri, Jan 1, 2027 | 7:12 AM | 7:42 AM | 4:17 PM | 8h 35m |
| Fri, Jan 15, 2027 | 7:08 AM | 7:38 AM | 4:32 PM | 8h 54m |
| Mon, Feb 1, 2027 | 6:52 AM | 7:22 AM | 4:57 PM | 9h 35m |
Computed for 46.962, -119.257 (PDT / DST-aware). Check state rules — big game hours vary.
Weather forecast
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Forecast from the National Weather Service. Wind direction matters — plan your approach downwind of where game beds.
Other units at Columbia NWR
| Unit | Status | Acres | Permit |
|---|---|---|---|
| Farm Unit 226-227 | !Special regs | 184 | — |
| Open All | !Special regs | 12,627 | — |
| Closed Hunting | ✕Closed | 16,226 | — |