Hopkinton
Delaware County, Iowa · EIA plant ID 8108 · Operator: City of Hopkinton - (IA)
Nameplate4MWSummer 4 MW
Generators2in service
Net generation0GWh12 mo to Dec 2025
Capacity factor0%gas/coal/oil units, summer MW
Heat rate9,796Btu/kWhfossil units, electric fuel, HHV
First online1973Runs as rarely runs
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2001 | 0.1 | 0.4% | 12,211 |
| 2002 | 0.2 | 0.6% | 11,791 |
| 2003 | 0.3 | 0.8% | 12,263 |
| 2004 | 0.2 | 0.6% | 12,246 |
| 2005 | 0 | 0.1% | 11,738 |
| 2006 | 0.1 | 0.2% | 11,968 |
| 2007 | 0.1 | 0.3% | 10,485 |
| 2008 | 0 | 0.1% | 12,788 |
| 2009 | 0 | 0.0% | 15,000 |
| 2010 | 0 | 0.1% | 11,379 |
| 2011 | 0 | 0.2% | 11,356 |
| 2012 | 0.1 | 0.4% | 10,500 |
| 2013 | 0 | 0.1% | 10,725 |
| 2014 | 0.1 | 0.2% | 12,312 |
| 2015 | 0 | 0.0% | 18,200 |
| 2016 | 0 | 0.1% | 9,939 |
| 2017 | 0 | 0.1% | 10,167 |
| 2018 | 0 | 0.1% | 10,053 |
| 2019 | 0 | 0.0% | 10,400 |
| 2020 | 0 | 0.1% | 9,980 |
| 2021 | 0.1 | 0.4% | 10,511 |
| 2022 | 0 | 0.1% | 10,440 |
| 2023 | 0 | 0.0% | 11,500 |
| 2024 | 0 | 0.0% | 10,818 |
| 2025 | 0.1 | 0.2% | 9,796 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| 1 | Petroleum Liquids | IC | 1.6 | 1.6 | Sep 1973 | Operating | — | coming soon |
| CAT | Petroleum Liquids | IC | 2.5 | 2.2 | Sep 2011 | Operating | — | coming soon |
| IC2 | Petroleum Liquids | IC | 1.7 | 1.7 | Jun 1994 | Retired May 2011 | — | coming soon |
| IC3 | Petroleum Liquids | IC | 1.2 | 1.2 | Sep 1983 | Retired Apr 2011 | — | coming soon |
Owner / operator
Operator: City of Hopkinton - (IA). Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| City of Hopkinton - (IA) | 100.0% | 4 MW |
Nearby plants
Within 80 km.
| Earlville | 2 MW | 16.9 km |
| Cascade | 7 MW | 20 km |
| CED Manchester Wind | 8 MW | 23.3 km |
| Coggon | 2 MW | 24.5 km |
| Coggon Solar LLC | — | 27.4 km |
| Independence Wind Farm | 55 MW | 28.2 km |