ASSC Digester Power Plant
Biomass power plant in Iowa County, Iowa. 2.1 MW of nameplate capacity across 3 generators, operated by Amana Society Service Co.
Also known as EIA plant 70332
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 2.1 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- October 2009First generator online
- Operator
- Amana Society Service CoEIA operator ID 471
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Iowa County, IA41.8137, −91.9863
- EIA plant ID
- 70332EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power ASSC Digester produces
Free · EIA-923EIA-923 has no net generation reported for this plant.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| FDIC1 | Other Waste Biomass | 0.7 | October 2009 |
| FDIC2 | Other Waste Biomass | 0.7 | October 2009 |
| FDIC3 | Other Waste Biomass | 0.7 | October 2009 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Amana Society Service Co as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about ASSC Digester
Where is ASSC Digester Power Plant?
ASSC Digester Power Plant is in Iowa County, Iowa, at 41.8137, −91.9863. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates ASSC Digester Power Plant?
EIA-860M for August 2026 lists Amana Society Service Co as the operator (EIA operator ID 471). The operator is not always the owner.
When did ASSC Digester Power Plant start operating?
Its first generator began operating in October 2009, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page