Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/55597
EIA plant 55597
Marshall · Calhoun · MI
GRS C&C
Operated by Gas Recovery Systems Inc
Published location
Where is GRS C&C?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
42.356343, -85.005779
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
Equipment mix
Operating capacity by technology
Grouped from this plant’s represented generator records. Use the MI plant index for regional peers.
See the evidence
Electricity output across the year
Monthly net generation shows the seasonal shape of this plant's represented output. A negative value is retained when the source reports net consumption.
11,830.84
21,815.27
31,916.43
41,738.96
51,828.47
61,758.01
71,785.64
81,827.97
91,602.36
101,787.24
111,661.2
121,437.61
MWh net generation · 2024 final edition · EIA 923 represented operating rows. 12 of 12 supplied rows shown; 0 missing values omitted. Months with no reported numeric value are omitted, not treated as zero.
Read the chart as a table
| Record | MWh net generation |
|---|---|
| 1 | 1,830.84 |
| 2 | 1,815.27 |
| 3 | 1,916.43 |
| 4 | 1,738.96 |
| 5 | 1,828.47 |
| 6 | 1,758.01 |
| 7 | 1,785.64 |
| 8 | 1,827.97 |
| 9 | 1,602.36 |
| 10 | 1,787.24 |
| 11 | 1,661.2 |
| 12 | 1,437.61 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 1,831 MWh |
| 2 | 1,815 MWh |
| 3 | 1,916 MWh |
| 4 | 1,739 MWh |
| 5 | 1,828 MWh |
| 6 | 1,758 MWh |
| 7 | 1,786 MWh |
| 8 | 1,828 MWh |
| 9 | 1,602 MWh |
| 10 | 1,787 MWh |
| 11 | 1,661 MWh |
| 12 | 1,438 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 4 | Landfill Gas | LFG | 2.7 | OP |
| 1 | Landfill Gas | LFG | 1 | OP |
| 2 | Landfill Gas | LFG | 1 | OS |
| 3 | Landfill Gas | LFG | 1 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
55597
Sector
IPP Non-CHP
Water source
Unavailable
Data edition
2024-final
Use this record
Questions this evidence can answer
01What exactly is this record?
Use the name, place, date and identifiers above to confirm that you have the right GRS C&C power plant: capacity and generation | PowerPlantFacts record.
02What does the evidence establish?
Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.
03What should I verify next?
Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.
A closer look at GRS C&C
Variation in the published months
Across 12 numeric monthly generation entries, 3 has the highest recorded value (1,916 MWh) and 12 the lowest (1,438 MWh). Their difference is 478 MWh. Missing months have not been treated as zero.
Reading the MW column
In the 4 numeric rows displayed in this table, MW ranges from 1 (1, 2, 3) to 2.7 (4). The difference is 1.7 in the column's stated units. This summary covers the displayed rows and retains the table's period and scope.