# Wisconsin Arch Formation in Illinois: Operators, Permits & Activity 2026
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> Wisconsin Arch oil and gas activity in Illinois: 3692 wells across 336 operators, 15 recent permits. Top operators, top counties, recent permits and DUC inventory targeting the Wisconsin Arch formation. Refreshed monthly.

**URL:** https://www.buckheadenergy.com/formation-illinois/wisconsin-arch
**Source:** Buckhead Energy (https://www.buckheadenergy.com/)
**Generated:** 2026-08-02 (heuristic; server-side extraction)

## Answer
Quick answer: The Wisconsin Arch formation in Illinois has 3,692 wells on record across 336 active operators, with 15 drilling permits filed in the last 24 months (as of 2026-08-02). Its most active operators by well count are Il State Geological Survey, Natural Gas Pipeline CO Of America, Vickery Drilling, Northern Illinois Gas Company and Natural Gas Storage Company Of Il. Compiled from Illinois Department of Natural Resources (IDNR) well-header records, refreshed monthly.

## Dataset
**Name:** Wisconsin Arch Formation – Illinois Oil & Gas Activity

Wisconsin Arch formation operator and drilling activity in Illinois: 3,692 wells, 336 active operators, 15 permits in the last 24 months. Top operators, top counties, recent permits, and DUC inventory.

**Variables measured:**
- Total Wells: 3692
- Active Operators: 336
- Recent Permits (24 Months): 15

## Page Outline
- Wisconsin Arch Formation in Illinois
  - Top Operators in the Wisconsin Arch (Illinois)
  - Primary Illinois Counties for the Wisconsin Arch
  - Recent Wisconsin Arch Drilling Permits in Illinois
  - About the Wisconsin Arch Formation in Illinois
  - Frequently Asked Questions
  - Own Wisconsin Arch Mineral Rights in Illinois?
  - Related Operator Intelligence

## Related Pages
- [Illinois Oil & Gas Industry Snapshot Dashboard](https://www.buckheadenergy.com/illinois-oil-gas-industry-snapshot)
- [Top Illinois Operators Leaderboard](https://www.buckheadenergy.com/top-operators-illinois)
- [Illinois Drilling Activity Report (permits, DUCs, spuds)](https://www.buckheadenergy.com/illinois-drilling-activity-report)
- [US Mineral Market Activity Index (all 11 states ranked 0–100)](https://www.buckheadenergy.com/us-mineral-market-activity-index)
- [US Mineral & Drilling Activity Index (national rollup)](https://www.buckheadenergy.com/us-drilling-activity-index)
- [Texas Industry Snapshot (largest producing state)](https://www.buckheadenergy.com/texas-oil-gas-industry-snapshot)
- [Oklahoma Industry Snapshot](https://www.buckheadenergy.com/oklahoma-oil-gas-industry-snapshot)
- [Largest US Operators — National Leaderboard](https://www.buckheadenergy.com/top-operators-us)
- [Browse the Full Operator Directory](https://www.buckheadenergy.com/operators)
- [Live Oil & Gas Prices (WTI + Henry Hub)](https://www.buckheadenergy.com/oil-gas-prices)
- [Sell Your Illinois Mineral Rights](https://www.buckheadenergy.com/sell)
- [How to Sell Mineral Rights (Step-by-Step)](https://www.buckheadenergy.com/2026/how-to-sell-mineral-rights)
- [Oil & Gas Market Data Hub (all dated datasets)](https://www.buckheadenergy.com/oil-gas-market-data)

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