Ameren breaks ground for Big Hollow gas-fired plant.

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  "detected_at": "2026-06-03T21:30:00+00:00",
  "company": {
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    "domain": "ameren.com"
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    "url": "https://www.myleaderpaper.com/news/ameren-breaks-ground-for-big-hollow-gas-fired-plant/article_cf2839c1-295e-4e54-99f5-6b2a801b58a9.html",
    "title": "Ameren breaks ground for Big Hollow gas-fired plant.",
    "ticker": "OTC:UEPEM",
    "excerpt": "Ameren breaks ground for Big Hollow gas-fired plant.\n\n* by laura marlow * 3 hrs ago * 2 min to read.\n\nAmeren held an official groundbreaking ceremony Monday for its Big Hollow Energy Center project in southern Jefferson County. About 50 people, including Ameren officials and employees, local government and school officials and representatives from contractor groups, gathered at the site to mark the official beginning of construction on the $900 million electricity-generating plant/power storage facility on the site of the former Rush Island coal-fired plant.\n\nThe project was announced almost exactly a year ago, and the Missouri Public Service Commission granted the application earlier this year. The new facility will have two distinct parts: an 800-megawatt natural-gas generation facility and a large-scale, lithium-ion battery installation for power storage.\n\n\"This will be Missouri's first integrated production and storage facility,\" said Ajay Arora, vice president and chief growth and development officer for Ameren. \"Together they will strengthen the grid.\"\n\nWork has been ongoing at the site since the late 2024 closure of the Rush Island operation. There were shutdown procedures, including the removal of the remaining coal supply; preliminary roadwork; and removal of some of the old plant infrastructure. Monday's ceremony marks the official commencement of work to develop the...",
    "summary": "Ameren Corporation expanded facilities to Jefferson, New Jersey, United States, Northern America, Americas on Jun 1st '26.",
    "location": "Jefferson, New Jersey, United States, Northern America, Americas",
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    "published_at": "2026-06-03T21:30:00Z",
    "location_data": [
      {
        "city": "Jefferson",
        "state": "New Jersey",
        "region": "Northern America",
        "country": "United States",
        "continent": "Americas",
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    "effective_date": "2026-06-01",
    "article_sentence": "Ameren held an official groundbreaking ceremony Monday for its Big Hollow Energy Center project in southern Jefferson County."
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