What is happening to Indiana manufacturing, every day, before your morning huddle.

New plants, supply chains, tariffs, workforce, power and rates, and the people building this state. A weekday scan of Indiana energy and manufacturing news before your morning huddle.

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TodayOctober 1, 2026

Nucor's $59M St. Joe Steel Grating Expansion Signals a Defensive Play in DeKalb County

Nucor's $59M St. Joe steel grating expansion in DeKalb County, Duke Energy's new Site Readiness picks, and the AES Indiana ownership fight at FERC.

DeKalbBartholomewDearbornMonroeKosciuskoMarionAES INDIANADUKE INDIANA

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01DeKalbNucor's $59M Vulcraft Steel Grating Expansion in St. Joe
02BartholomewDuke Energy Markets Taylorsville Site Next to Grillo's, King's Hawaiian Cluster
03BartholomewDuke Energy's Three-County Site Readiness Picks: Bartholomew, Dearborn, Monroe

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TEG Daily, before your morning huddle

A short Indiana energy and manufacturing scan, delivered before the workday starts.

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This week

1OCTElkhart · Marion · AES INDIANAAES Indiana BlackRock Buyout Reaches FERC While a $71 Million Rate Case Waits Until 2027The AES Indiana BlackRock buyout faces a federal challenge while AES Indiana's $71 million rate increase waits for a March 2027 IURC hearing in Indianapolis.
29SEPTippecanoe · Madison · Kosciusko · NIPSCO · AES INDIANA · DUKE INDIANA · IM AEPAES Indiana's Phase 2 Rate Increase Takes Effect in January, No Matter What the SPARK Grid Grant CoversAES Indiana's Phase 2 rate increase takes effect in January no matter what the SPARK grid grant covers. Here's what Indiana manufacturers need to track now.

Last week

27SEPJohnsonCAFE Rollback, Amazon Greenwood, and SK hynix: Three Pressures Indiana Manufacturers Cannot Treat as SeparateSAFE III sets a 34.5 mpg floor Indiana's fleet already clears. What the CAFE rollback, Amazon Greenwood, and SK hynix mean for Indiana manufacturers now.
26SEPJohnson · IM AEPIndiana's SPARK Grid Grant, Amazon Greenwood, and the Canada Auto Tariff: Three Pressures Hitting Indiana Manufacturers at OnceIndiana's $175M SPARK grid grant, Amazon's Greenwood robotics plant, and a 50% Canada auto tariff create compounding cost exposure for Indiana manufacturers in 2026-2027.
25SEPJohnson · St. Joseph · AES INDIANAAmazon's Greenwood Robotics Plant, AES Indiana Phase 2, Indiana NRC Agreement State, and Samsung SDI New Carlisle: What Indiana Manufacturers Need to Act on NowAmazon's Greenwood robotics plant, AES Indiana Phase 2, Indiana's NRC agreement state status, and Samsung SDI New Carlisle: four developments Indiana manufacturers must plan around now.
24SEPLake · Boone · NIPSCONIPSCO IURC Investigation Goes Official, Indiana Industrial Property Assessments Jump 25.8%, and Honda's Ohio Plant Opens a Supplier WindowNIPSCO's IURC investigation is now formal, Indiana industrial property assessments surged 25.8%, and Honda's Ohio plant opens a supplier window. What Indiana manufacturers need to do now.
23SEPShelby · Marion · Jasper · Steuben · NIPSCO · AES INDIANA · IM AEPIndiana Coal Retention Costs, AES Indiana Rate Increase, and a Transmission Gap Until 2032: What Manufacturers Need to Do NowIndiana manufacturers face three simultaneous electricity cost pressures: NIPSCO coal retention, an AES Indiana rate increase hitting January, and no transmission relief until 2032. Act now.
22SEPClintonDOE Coal Orders, DataOne's $7.5B AI Factory, and $200B in Data Center Migration: What Indiana Manufacturers Pay NextDOE renews coal order for offline Indiana units days after a court struck an identical order, and data center load is repricing power for Indiana manufacturers…
21SEPTippecanoe · Lake · MarionIndiana Semiconductor Fab Delay, NWI Coal Surcharge & Semiconductor Workforce Gap | TEG Daily September 21, 2026SK hynix West Lafayette fab slips to 2029, NWI manufacturers absorb $174K/day in coal surcharges, and Indiana's semiconductor workforce edge is under threat…

September 14

20SEPDeKalbIndiana Steel, Coal, and Battery Crisis | TEG Daily September 20, 2026Indiana manufacturers face four simultaneous deadlines: Nucor's $59M expansion, a December 18 coal plant ruling, an October 9 transmission comment window, and…
19SEPTippecanoe · Kosciusko · Marion · Vermillion · MartinAES Indiana Rate Hike, Duke Supreme Court Case & Crane Nuclear: What Indiana Manufacturers Need to Know, TEG Daily September 19, 2026AES Indiana's Phase 2 rate increase hits January 2027. Here's what Indiana manufacturers need to know about the rehearing, the Duke Supreme Court case, and three…
18SEPDeKalb · Montgomery · AES INDIANANucor $492M Indiana Investment & AES Rate Fight | TEG Daily September 18, 2026Nucor's $492M Indiana commitment, AES Indiana Phase 2 rate impact in January, rising HRC steel prices, and a 2028 aluminum tariff cliff, what Indiana manufacturers…
17SEPLawrence · Elkhart · ClintonGM $40M Bedford Investment & Indiana Coal Ash Primacy | TEG Daily September 17, 2026GM's $40M Bedford ICE bet, Indiana coal ash primacy, and a $7.5B Frankfort datacenter, what Indiana C&I operators must act on before each window closes.
16SEPElkhartFed Rate Hike Hits Indiana Manufacturers as PJM Capacity Costs Surge | TEG Daily September 16, 2026The Fed's first rate hike since 2023 hits Indiana manufacturers as PJM capacity costs surge and a Bristol composite startup challenges RV plywood specs.
15SEPJasper · Gibson · Martin · DUKE INDIANAHEA 1002 Rate Framework Hits Indiana Manufacturers | TEG Daily September 15, 2026HEA 1002 forces Duke Energy Indiana to file a multi-year rate plan by December 2026. Here's what Indiana manufacturers need to track before that deadline.
14SEPBartholomew · ElkhartPMG Indiana Columbus Plant Closure, Canada Tariffs, and Elkhart RV Contraction: TEG Daily September 14, 2026PMG Indiana's Columbus plant closes Dec. 31, Canada's 50% tariffs hit auto and ag suppliers, and Elkhart RV shipments hit a 10-year low. TEG Daily for Indiana C&I…

September 7

11SEPMarion · Warrick · Boone · Elkhart · AES INDIANAAES Indiana Rate Case Returns September 17, Aluminum Tariff Jobs at Risk and THOR Industries Restructures: TEG Daily September 11, 2026AES Indiana's $71M rate case returns September 17, plus Indiana aluminum tariff jobs and THOR Industries restructuring. What Indiana manufacturers must act on now.
10SEPAllen · Marion · Martin · Boone · Tippecanoe · AES INDIANASteel Dynamics $534M Quarter, Indiana Grid High-Risk Warning, Crane Nuclear Reactor, and AES Rate Rehearing: TEG Daily September 10, 2026MISO flags Indiana's grid zone high-risk, AES rate rehearing sets the ROE floor, Steel Dynamics backlogs hit Q1 2027, and the Pentagon opens a nuclear supply chain…
9SEPBartholomew · Ripley · Allen · VanderburghPMG Indiana Columbus Closure: 150 Jobs Gone by Dec. 31, Plus GovParts and MelKay Risk for Indiana Plant LeadersPMG Indiana closes its Columbus powder-metal plant December 31-150 jobs gone, plus PE acquisition of MelKay and federal risk at GovParts. What Indiana plant…
8SEPMarion · PorterCanada Tariffs, Rolls-Royce, and Burns Harbor: What Indiana Manufacturers Need to Act On This WeekCanada's retaliatory tariffs on steel, forklifts, and molds are live. Here's what Indiana manufacturers need to act on this week, two tracks, one deadline.
7SEPLake · Bartholomew · BooneCanada Tariffs Hit Indiana Auto and Ag Suppliers September 8, Plus U.S. Steel Gary Works, PMG Columbus, and Eli Lilly LEAP: Indiana Manufacturing News for September 7, 2026Canada's 50% retaliatory tariffs hit September 8. Indiana auto and ag suppliers face a stacking cost structure the headline rate doesn't capture. Here's what to act…

August 31

3SEPTippecanoe · Elkhart · AES INDIANASK hynix $4B West Lafayette Groundbreaking, AES Indiana Rate Rehearing, and Elkhart RV Tariffs: Indiana Manufacturing News for September 3, 2026SK hynix breaks ground in West Lafayette, AES Indiana heads to IURC rehearing September 17, and Elkhart RV faces Canada tariffs September 8. Indiana manufacturers…
2SEPMarion · Marshall · SpencerRolls-Royce $1B Indianapolis Finish Line: What Marion County Suppliers and Indiana Manufacturers Need to Track NowRolls-Royce completes its $1B Indianapolis campus overhaul, but three concurrent engine ramps and active DOD scrutiny create real risk for Marion County suppliers…
1SEPNoble · TippecanoeSK Hynix Groundbreaking and Canada's 50% Metal Tariffs: Indiana Manufacturing News for September 1, 2026Canada's 50% metal tariffs land September 8. Indiana ranks sixth in U.S. exposure. Here's what Kraft Heinz, SK Hynix, and the IURC mean for your operation this week.
31AUGMarion · IM AEPRolls-Royce Completes $1B Indiana Defense Build | Indiana Manufacturing News August 31, 2026Rolls-Royce completes $1B Indiana build, I&M excludes industrial customers from rate cut, and Canada tariffs run on two separate clocks. August 31, 2026.

August 24

28AUGTippecanoe · Randolph · IM AEPCaterpillar's $890M Lafayette Retooling, I&M's Rate Filing, and SK Hynix: Three Indiana Stories With Structural Risks Under the HeadlinesCaterpillar's $890M Lafayette retooling, I&M's $59M rate filing, and SK Hynix's groundbreaking, three Indiana stories with structural risks buried under the…
27AUGTippecanoe · St. Joseph · Boone · Noble$4 Billion in a Single Day: What Indiana Manufacturers Need to Know About the SK Hynix, Samsung SDI, and RayzeBio AnnouncementsFour billion dollars in capital commitments landed in Indiana in a single day. Here's what the press coverage missed, and what C&I operators need to act on now.
26AUGLake · Decatur · NIPSCONIPSCO Tracker Investigation and Honda Greensburg Capacity: Indiana Manufacturing News for August 26, 2026NIPSCO's three August tracker filings land inside a statewide IURC investigation. Here's what Indiana manufacturers need to act on before the 2027 legislative…
25AUGDeKalb · Lake · Boone · NIPSCONIPSCO Investigation & Nucor $59M Indiana Expansion | TEG Daily August 25, 2026NIPSCO faces a formal state investigation over $2.3B in ratepayer funds as 28,000 remain dark. Plus: Nucor's $59M DeKalb expansion and D-A Lubricant's $17M Lebanon…

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