NAICS 212230 Quarterly Industry Report
Copper, Nickel, Lead, and Zinc Mining
Comprehensive industry research for valuation professionals, business owners, buyers, and lenders
NAICS Code: 212230Sector: Mining, Quarrying, and Oil and Gas Extraction (21)Updated: Q1 2026
About This Report
This industry profile for Copper, Nickel, Lead, and Zinc Mining (NAICS 212230) draws on data from the U.S. Census Bureau[6], U.S. Geological Survey[11], Bureau of Labor Statistics[12], and SBA size standards database[8]. Published by Fair Market Value and updated quarterly, it provides valuation professionals, mining sector analysts, and base metal industry investors with current market data. All quantitative claims are sourced to publicly verifiable databases.
Industry Snapshot
Key metrics for the copper, nickel, lead, and zinc mining industry.
Industry Definition & Overview
Copper, Nickel, Lead, and Zinc Mining (NAICS 212230) encompasses establishments primarily engaged in developing mine sites, mining, and beneficiating ores valued chiefly for their copper, nickel, lead, or zinc content per the U.S. Census Bureau[4]. Activities include copper ore mining and concentrating, nickel ore mining, lead ore mining, zinc ore mining, and polymetallic ore extraction from complex sulfide deposits.
U.S. copper mine production reached an estimated 1.1 million tons in 2024, valued at $10 billion per U.S. Geological Survey[5] mineral commodity data. Arizona produces roughly 70% of domestic copper output from large open pit porphyry copper mines. Industry revenue totaled $12.35 billion with $900 million in annual payroll per prior Census Bureau[6] economic survey data. Freeport-McMoRan operates the largest U.S. copper mining portfolio including Morenci, Bagdad, Safford, and Sierrita mines in Arizona plus Chino and Tyrone operations in New Mexico. Rio Tinto operates the Kennecott Utah Copper Mine near Salt Lake City. Zinc production serves battery, automotive, and galvanizing sectors from six mining operations in five states. Lead concentrate production feeds secondary smelters processing recycled lead-acid batteries. Recycled copper scrap supplies roughly 35% of domestic copper consumption per USGS[7] mineral commodity summaries.
Per the SBA Table of Size Standards[8], the size standard is $41.5 million in average annual receipts. The Mine Safety and Health Administration[9] enforces safety standards at base metal mines under the Federal Mine Safety and Health Act. EPA[10] mining effluent guidelines govern acid mine drainage and heavy metal discharge from copper, lead, and zinc mining operations, with Superfund liability at historic mining sites representing a long-term environmental and financial concern for the industry.
What's Included in This Industry
- Open pit copper ore mining and heap leach extraction
- Underground copper, nickel, and zinc mining operations
- Copper flotation concentration and solvent extraction
- Lead and zinc ore mining and milling
- Nickel sulfide and laterite ore extraction
- Polymetallic ore processing and metal separation
- Mine site exploration and development drilling
- Tailings management and water treatment systems
- Electrowinning copper cathode production
- Mine reclamation and environmental remediation
NAICS Classification Hierarchy
| Level | Description | Code |
|---|---|---|
| Sector | Mining, Quarrying, and Oil and Gas Extraction | 21 |
| Subsector | Mining (except Oil and Gas) | 212 |
| Industry Group | Metal Ore Mining | 2122 |
| NAICS Industry | Copper, Nickel, Lead, and Zinc Mining | 21223 |
| National Industry | Copper, Nickel, Lead, and Zinc Mining | 212230 |
Related NAICS Codes
| Code | Description | Relationship |
|---|---|---|
| 212220 | Gold Ore and Silver Ore Mining | Gold Ore and Silver Ore Mining often produces copper, lead, and zinc as byproducts from polymetallic deposits, with precious metal credits from base metal concentrates generating supplemental revenue and creating operational overlap between gold-silver and base metal mining operations |
| 212290 | Other Metal Ore Mining | Other Metal Ore Mining extracts metals including uranium, titanium, and rare earth elements from deposits that may share geologic settings with copper and zinc mineralization, with both classifications falling under MSHA regulatory oversight and similar environmental compliance requirements |
| 213114 | Support Activities for Metal Mining | Support Activities for Metal Mining provides contract drilling, blasting, mine construction, and equipment maintenance services to copper, nickel, lead, and zinc mine operators, with exploration drilling contractors performing the core sampling and metallurgical testing that precedes mine development |
| 331410 | Nonferrous Metal (except Aluminum) Smelting and Refining | Nonferrous Metal (except Aluminum) Smelting and Refining processes copper concentrate and zinc concentrate from mines into refined metal products through smelting and electrolytic refining, with smelter treatment charges and refining fees affecting mine-level profitability and concentrate marketing decisions |
| 331420 | Copper Rolling, Drawing, Extruding, and Alloying | Copper Rolling, Drawing, Extruding, and Alloying fabricates refined copper into wire rod, tubing, sheet, and alloy products for electrical, plumbing, and industrial applications, with downstream copper product demand driving mine production volumes and pricing |
| 423510 | Metal Service Centers and Other Metal Merchant Wholesalers | Metal Service Centers and Other Metal Merchant Wholesalers distributes refined copper, zinc, and lead products from smelters to manufacturers through wholesale trading networks, with metal service centers maintaining inventory positions that buffer supply and demand fluctuations between miners and end users |
Geographic Concentration
Top states by share of national establishments.
| # | State | % Est. | Total Est. |
|---|---|---|---|
| 1 | Arizona | 39.1% | 18 |
| 2 | Tennessee | 10.9% | 5 |
| 3 | Missouri | 10.9% | 5 |
| 4 | Utah | 8.7% | 4 |
| 5 | New Mexico | 8.7% | 4 |
| 6 | Nevada | 8.7% | 4 |
| 7 | Idaho | 6.5% | 3 |
| 8 | Alaska | 6.5% | 3 |
% Of Establishments
0%
39%
Source: County Business Patterns, U.S. Census Bureau[3]
Frequently Asked Questions
Common questions about this industry.
What is the NAICS code for copper mining?
NAICS 212230 covers copper, nickel, lead, and zinc mining including ore extraction and beneficiation per the U.S. Census Bureau[4]. All four base metals are grouped under this single classification.
How much copper does the U.S. produce?
U.S. copper mine production reached an estimated 1.1 million tons in 2024, valued at $10 billion per U.S. Geological Survey[5] mineral commodity data. Arizona produces roughly 70% of domestic output from large open pit porphyry copper mines.
What is the SBA size standard for base metal mining?
Per the SBA size standard[8], the threshold is $41.5 million in average annual receipts, determining eligibility for federal small business contracting programs and SBA lending products available to copper, nickel, lead, and zinc mining firms.
What is copper concentrate?
Copper concentrate is produced by crushing and grinding copper ore followed by flotation separation, yielding a product containing 25-35% copper per USGS[5] mineral processing data. Concentrate is shipped to smelters for conversion into refined copper cathodes through smelting and electrolytic refining.
How much recycled copper is used in the U.S.?
Recycled copper scrap supplies roughly 35% of domestic copper consumption per USGS[7] mineral commodity summaries, with new manufacturing scrap and old post-consumer scrap both contributing to secondary copper supply alongside primary mine production.
Who is the largest U.S. copper producer?
Freeport-McMoRan operates the largest domestic copper mining portfolio including Morenci, Bagdad, Safford, and Sierrita mines in Arizona per company reporting. Rio Tinto operates the Kennecott Utah Copper Mine as another major domestic producer.
What environmental concerns affect copper mining?
EPA[10] mining effluent guidelines regulate acid mine drainage and heavy metal discharge from copper mining operations. Superfund liability at historic mining sites represents a long-term environmental concern, with copper ore containing less than 1% metal requiring processing of large rock volumes.
What is electrowinning?
Electrowinning is a hydrometallurgical process that recovers copper from leach solutions by passing electric current through copper-bearing liquid, depositing pure copper onto cathode plates per standard mineral processing methods. Solvent extraction-electrowinning (SX-EW) processes lower-grade oxide ores without smelting.
Sources & References
Government datasets and editorial sources used in this report.
- [1]U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages bls.gov
- [2]U.S. Census Bureau, Economic Census census.gov
- [3]U.S. Census Bureau, County Business Patterns census.gov
- [4]U.S. Census Bureau census.gov
- [5]U.S. Geological Survey usgs.gov
- [6]Census Bureau data.census.gov
- [7]USGS pubs.usgs.gov
- [8]SBA Table of Size Standards sba.gov
- [9]Mine Safety and Health Administration msha.gov
- [10]EPA epa.gov
- [11]U.S. Geological Survey usgs.gov
- [12]Bureau of Labor Statistics bls.gov
- [13]SBA lending programs sba.gov
- [14]SBA 7(a) loans sba.gov
- [15]504 loans sba.gov
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