Published in 1948 using survey data from 1942, the US Geological Survey’s “Eureka” captures a richly varied stretch of California’s far northern coast at a pivotal mid-century moment. Drawn at 1:62,500 scale, the map centers on Humboldt Bay and the neighboring communities of Eureka and Arcata, setting their streets, rail lines, fields, tidal margins, and surrounding hills within a precise topographic framework. Its 50-foot contour intervals reveal the close relationship between settlement and terrain: level baylands and river bottoms give way quickly to wooded slopes and broken uplands. The Pacific Ocean forms the western edge of the composition, while the interior rises into the rugged coastal landscape that shaped Humboldt County’s economy and identity.

The US Geological Survey brought to this map the disciplined clarity for which its topographic sheets became renowned. Roads, railways, streams, shorelines, marshes, and elevation contours are organized into a practical yet elegant visual language, intended for engineers, planners, scientists, travelers, and government agencies alike. The map belongs to an era when USGS cartography was fundamental to understanding rapidly changing American landscapes, especially in regions where natural resources, transportation, and settlement were closely intertwined. Color and line distinguish water, relief, and human infrastructure with understated authority. Rather than presenting the coast as a scenic abstraction, the map renders it as a working landscape: measured, traversable, and alive with geographic detail.

Eureka and Arcata appear here as neighboring but distinct centers of Humboldt County life. Eureka, long the region’s principal port and commercial hub, is shown beside the protected waters of Humboldt Bay, whose channels and shoreline made it indispensable to shipping, fishing, and timber export. Arcata, to the north, reflects its own history as a gateway to inland forests and agricultural lands, as well as a service center for surrounding rural communities. Between and around them are smaller places such as Bayview, Cutten, and Manila, their positions indicating the dispersed pattern of settlement along roads, rail corridors, and bay margins. The map preserves the geography of a region still deeply connected to lumber, dairying, and coastal commerce.

Natural features dominate the sheet as much as towns do. Humboldt Bay, with its tidal edges and low-lying flats, anchors the landscape, while the Mad River enters the coastal plain north of Arcata before meeting the ocean. The hilly topography inland is made legible through tightly drawn contours, emphasizing ridges, drainages, and the abrupt transitions typical of California’s North Coast. Around Arcata, the lowlands later associated with marsh restoration and conservation appear in their earlier mapped form, reflecting a landscape then shaped by agriculture, drainage, and bayfront industry. Beaches and coastal settlements near places such as Trinidad and Moonstone Beach evoke the dramatic meeting of forested headlands, river mouths, and Pacific surf.

As a historical document, the map is especially compelling for the contrast between what it records and what later emerged. The postwar decades brought new urban expansion, highway improvements along the Redwood Highway corridor, changes in rail use, the growth of educational institutions, and a powerful conservation movement that transformed public attitudes toward wetlands and old-growth redwood forests. Areas now valued for ecological restoration, recreation, and habitat were once mapped primarily as working terrain, threaded with roads, railways, and utility routes. In this sense, “Eureka” is more than a topographic survey: it is a portrait of Humboldt County before many modern preservation landmarks took shape, capturing the coast at the intersection of industry, settlement, and enduring natural grandeur.

Cities, towns and places on this map

• Arcata
• Eureka
• Humboldt Bay
• Pacific Ocean
• Mad River
• Arcata Marsh
• College of the Redwoods
• Trinidad
• Moonstone Beach
• Bayview
• Cutten
• Manila
• Salinas River
• Various roads and railways throughout the region
• State Route 101
• Humboldt Redwoods State Park
• Redwood National and State Parks
• Fields and agricultural areas in the region
• Parks and natural reserves marked on the map

Historical context & cartographic details

• Produced by the US Geological Survey.
• Historical 1:62,500 topographical map based on survey data from 1942, with a publication imprint from 1948.
• Created by the US Geological Survey, known for scientific and technical expertise in mapping and land survey data.
• Features clear contour lines showing elevation changes and landforms, characteristic of USGS topographical maps.
• Uses color gradients to distinguish land elevations and water bodies.
• Shows varying elevations with 50-foot contour intervals, highlighting hilly terrain and coastal proximity.
• Reflects a landscape that has since changed through urban development, natural preservation efforts, and shifts in local industry.

Looking for a particular place? Review the detailed images to confirm that the town, landmark or feature you have in mind appears on the map. If you are unsure, ask our workshop to check before you order.

Detailed maps are especially rewarding at larger sizes, where names, boundaries and decorative features have more room to be appreciated. Use the close-up preview and size guide to choose the right scale for your wall.

This map looks amazing at sizes all the way up to 50in (125cm). If you are looking for a larger map, please get in touch.

The model in the listing images is holding the 16x20in (40x50cm) version of this map.

Where personalisation is available, you can add a short title or dedication, mark one meaningful place, or request one considered visual detail. See personalised map examples.

Every piece is printed to museum-grade archival standards using fade-resistant pigment inks on acid-free matte paper. Choose an unframed map print, framed map or canvas using the finish options above. Framed maps use crystal-clear optical acrylic and arrive ready to hang.

With its rich detail and strong sense of place, this map makes a considered gift for a new home, anniversary, retirement or anyone with a personal connection to the area shown. Still deciding? Explore our collection of rare old and vintage maps to discover another place, period or style.

This map is also available as a float framed canvas, sometimes known as a shadow gap framed canvas or canvas floater. The map is printed on artist's cotton canvas and then stretched over a handmade box frame. We then "float" the canvas inside a wooden frame, which is available in a range of colours (black, dark brown, oak, antique gold and white). This is a wonderful way to present a map without glazing in front. See some examples of float framed canvas maps and explore the differences between my different finishes.

For something truly unique, this map is also available in "Unique 3D", our trademarked process that dramatically transforms the map so that it has a wonderful sense of depth. We combine the original map with detailed topography and elevation data, so that mountains and the terrain really "pop". For more info and examples of 3D maps, check my Unique 3D page.