ACTIVELode Claim

SD 178

20.66 acre Lode Claim · Maricopa County, Ariz. · BLM Serial No. AZ105780835
CLAIM RECORD
SERIAL NUMBER
AZ105780835
CLAIM NAME
SD 178
TYPE
Lode Claim
STATUS
Active
ACREAGE
20.66 acres
ALIQUOT
JURISDICTION
Maricopa County, Arizona
Federal Public Land — 1872 Mining Act
LOCATION
COUNTY
Maricopa County
STATE
Arizona
LAT
33.97°N
LNG
112.52°W
SOURCE
BLM MLRS (Mining Location Record System)
Updated weekly via BLM gis.blm.gov
NEAREST OFF-ROAD ACCESS
osm:1230890695
Adjacent — <0.5 mi
OSM Trail
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Open SD 178 in AuthoriProspector
20-acre aliquot boundaries, adjacent open ground, USGS mine markers, NOL PDF generation.
Topographic map of SD 178 — Maricopa County, Arizona
USGS National Map · Maricopa County, Arizona
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◎ DISTRICT INTELLIGENCE
LAND HISTORY AND NEWS — LAYER B

Maricopa County's Superstition Mountains and nearby districts hosted the famous Lost Dutchman gold legend and produced substantial documented placer and lode gold since the 1860s. The Salt River system contains paleochannels and bench deposits; modern small-scale mining has recovered significant gold from tributaries. Year-round access and mild winter conditions make this ideal beginner country. The BLM Lower Sonoran Field Office administers federal claims; this region remains popular with weekend prospectors.

FIELD ACCESS — LAYER C

The nearest mapped access corridor, osm:1230890695 (mapped off-road route), lies approximately 122 feet from this claim's centroid. off-road vehicle clearance is required. Vehicle staging is feasible directly adjacent to the claim boundary.

◎ AREA CLAIM DENSITY — 7-MILE RADIUS
ACTIVE CLAIMS
1562
FILED / PENDING
274
OPEN EST.
~0
CLAIM DENSITY — 85% ACTIVE

1562 active claims surround SD 178 within a 7-mile radius. The estimated open aliquot count is approximate — use the live map for precise 20-acre resolution.

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AZ CLAIM LAW — QUICK REF
ACREAGE LIMITS
20 ac (lode) · 160 ac (placer)
ANNUAL FEE
$165/claim/year
RECORDING WINDOW
90 days
RECORDING OFFICE
County Recorder + BLM Arizona State Office
STATUTE
ARS § 27-101 · 30 U.S.C. § 22
⚠ Tribal land boundaries are critical — always verify BLM surface management before staking.
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Common Questions

Is land adjacent to the SD 178 mining claim open for staking?
Federal land adjacent to SD 178 (AZ105780835) may be open for new mineral location under the General Mining Act of 1872. There are currently 1562 active BLM claims within approximately 7 miles. Use AuthoriProspector's 20-acre aliquot grid to identify specific open blocks before staking.
What is a lode claim and how does it differ from other claim types?
A lode mining claim covers a hard-rock vein or ledge and is limited to 20 acres. A placer claim covers alluvial deposits (stream-bed gold, gravels) up to 160 acres. Mill site claims cover processing land. SD 178 is recorded as a Lode Claim.
How do I find the exact boundary of BLM claim AZ105780835?
AZ105780835 is located in Maricopa County, Arizona. PLSS survey reference: . AuthoriProspector plots the 20-acre aliquot boundary on a live map with satellite and terrain basemaps — open a free preview to view the interactive boundary.
What are the Arizona mining claim requirements?
Arizona claims on federal land require: a mineral discovery, posted Notice of Location with 4 corner monuments, recording with the County Recorder + BLM Arizona State Office within 90 days, and annual maintenance of $165/claim/year. Statute: ARS § 27-101 · 30 U.S.C. § 22.
How do I stake a mining claim near Maricopa County, Arizona?
To stake near Maricopa County: (1) Find an unclaimed aliquot on AuthoriProspector's map; (2) Make a physical mineral discovery; (3) Post Notice of Location and mark all four corners; (4) Generate a legally-formatted NOL PDF via AuthoriProspector; (5) Record with the County Recorder + BLM Arizona State Office within 90 days; (6) Pay BLM $165/claim/year annual maintenance.

About SD 178

SD 178 is a 20.66-acre Lode Claim in Maricopa County, Arizona (AZ), filed under BLM serial number AZ105780835 in the Bureau of Land Management Mining Location Record System.

Under the General Mining Act of 1872 (30 U.S.C. § 22), claims on federal land are maintained by filing the annual maintenance fee or performing assessment work. Current BLM status: Active. 1562 additional active claims exist within 7 miles.

To find open federal land adjacent to SD 178, AuthoriProspector overlays live BLM claims at 20-acre aliquot precision alongside USGS MRDS historic mine markers, BLM wilderness boundaries, and military no-go zones.

Research land and claims with field intelligence combined into one smartphone / desktop application

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