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The Kosmos Road West boat ramp in Lewis County, Washington is a concrete boat ramp with a gravel parking area for vehicles and trailers. According to the Washington Department of Fish and Wildlife, the ramp is 21 feet wide, with a maximum launch grade of 10%.
The boat ramp services the Mayfield Lake, a 2,200-acre reservoir located in southern Lewis County. The lake is used for boating, fishing, and swimming.
The Washington Department of Fish and Wildlife reports that the Kosmos Road West boat ramp is suitable for launching small to medium-sized watercraft, including powerboats, canoes, kayaks, and sailboats. However, it is important to note that there may be seasonal restrictions or closures due to weather or maintenance, so it is always advisable to check the latest information before attempting to launch a boat.
Weather Forecast
Nearby Streamflow Levels
| Discharge | Stage | Elevation | |
|
COWLITZ RIVER NEAR KOSMOS
2025-01-13T01:30:00.000-08:00 |
4360cfs | ft | 826ft |
|
COWLITZ RIVER AT RANDLE
2025-01-13T00:15:00.000-08:00 |
2600cfs | 6.29ft | 872ft |
|
CHAMBERS CREEK BL LEACH CREEK NEAR STEILACOOM
2025-01-13T00:00:00.000-08:00 |
101cfs | 1.72ft | 189ft |
|
SWAN CREEK AT 80TH ST EAST NEAR TACOMA
2025-01-13T00:00:00.000-08:00 |
1cfs | 5.98ft | 401ft |
|
BOISE CREEK AT BUCKLEY
2025-01-13T00:15:00.000-08:00 |
47cfs | 6.81ft | 634ft |
|
CISPUS RIVER AB YELLOWJACKET CREEK NEAR RANDLE
2025-01-13T00:00:00.000-08:00 |
932cfs | 14.47ft | 1264ft |
|
COWLITZ RIVER BELOW MAYFIELD DAM
2025-01-13T00:15:00.000-08:00 |
6070cfs | 11.98ft | 231ft |
Nearby Camping
| Camping Area | Reservations | Toilets | Showers |
|---|---|---|---|
| Kanaskat Palmer Recreation Area | |||
| Kopachuck State Park | |||
| The Dalles | |||
| Camp Murray Beach Military | |||
| Mowich Lake - Mount Rainier National Park | |||
| Joemma Beach State Park |
