Kishwaukee CHP Plant
Winnebago County, Illinois · EIA plant ID 58177 · Operator: Rock River Water Reclamation District
Nameplate3MWSummer 3 MW
Generators3in service
Net generation8GWh12 mo to Aug 2026
Capacity factor33%other units, summer MW
Heat rate4,412Btu/kWhfossil units, electric fuel, HHV
First online2010
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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), other 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) |
|---|---|---|---|
| 2012 | 5.7 | 21.1% | 13,425 |
| 2013 | 5.2 | 18.7% | 13,846 |
| 2014 | 5.9 | 19.8% | 11,679 |
| 2015 | 6 | 21.5% | 11,627 |
| 2016 | 7 | 25.9% | 4,444 |
| 2017 | 8.9 | 31.7% | 4,423 |
| 2018 | 9.9 | 34.3% | 4,425 |
| 2019 | 11 | 37.1% | 4,416 |
| 2020 | 8.7 | 32.1% | 4,405 |
| 2021 | 5.1 | 18.3% | 4,417 |
| 2022 | 10.7 | 36.6% | 4,403 |
| 2023 | 8.8 | 29.4% | 4,416 |
| 2024 | 8.6 | 27.4% | 4,415 |
| 2025 | 8.9 | 30.1% | 4,421 |
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 | Other Waste Biomass | IC | 1 | 1 | Jan 2010 | Operating | — | coming soon |
| 2 | Other Waste Biomass | IC | 1 | 1 | Jun 2010 | Operating | — | coming soon |
| 3 | Other Waste Biomass | IC | 1 | 1 | May 2010 | Operating | — | coming soon |
Owner / operator
Operator: Rock River Water Reclamation District. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Rock River Water Reclamation District | 100.0% | 3 MW |
Nearby plants
Within 80 km.
| NRG Rockford II Energy Center | 168 MW | 1.9 km |
| NRG Rockford I | 316 MW | 2 km |
| Slidematic at Rockford | 2 MW | 2.4 km |
| Lowe's - 1440 - Rockford, IL RDC (POI 2) | — | 3.7 km |
| Lowe's - 1440 - Rockford, IL RDC (POI 1) | — | 3.7 km |
| Rockford CS 1 | 2 MW | 5.2 km |