Greater Des Moines reports 576.3 MW natural gas in MISO.
Mapped infrastructure geometry associated with this asset.
EIA plant 7985 · Inventory for Aug 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| GT1 | Natural Gas Fired Combined Cycle | Operating | 190.4 | Unknown |
| GT2 | Natural Gas Fired Combined Cycle | Operating | 190.4 | Unknown |
| ST1 | Natural Gas Fired Combined Cycle | Operating | 195.5 | Unknown |
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Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| GT1 | 190.4 MW 159.2 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | May 2003 | Operating |
| GT2 | 190.4 MW 163.5 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | May 2003 | Operating |
| ST1 | 195.5 MW 181 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CA | Dec 2004 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
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| Largest reported plants | Capacity | State | |
|---|---|---|---|
| Walter Scott Jr Energy Center | 1,648.3 MW | IA | |
| Louisa | 811.9 MW | IA | |
| George Neal South | 695.9 MW | IA | |
| George Neal North | 584.1 MW | IA | |
| Greater Des MoinesCurrent | 576.3 MW | IA | |
| Highland Wind Project (IA) | 502 MW | IA | |
Project milestones and public references behind the asset profile.
Two combustion turbines, 350 MW.
EIA-860 lists generator ST1 with this operating date.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Greater Des Moines reports 576.3 MW natural gas of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Aug 2026.
Greater Des Moines is a Natural Gas Fired Combined Cycle facility in Polk County, IA, participating in the MISO market.
Greater Des Moines is in Polk County, IA, inside the MISO balancing area.
Greater Des Moines is operated by MidAmerican Energy Co according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Greater Des Moines reported 2,178.5 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.
By capacity, Greater Des Moines ranks #272 of 540 operating plants of the same technology nationally. It ranks #3 of 4 in IA.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
