Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/409
EIA plant 409
Snelling · Mariposa · CA
Exchequer
Operated by Merced Irrigation District
Published location
Where is Exchequer?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
37.584345, -120.268590
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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 CA 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.
18,622
228,622
316,428
411,155
531,775
638,859
747,054
838,912
923,381
1018,490
111,366
123,241
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 | 8,622 |
| 2 | 28,622 |
| 3 | 16,428 |
| 4 | 11,155 |
| 5 | 31,775 |
| 6 | 38,859 |
| 7 | 47,054 |
| 8 | 38,912 |
| 9 | 23,381 |
| 10 | 18,490 |
| 11 | 1,366 |
| 12 | 3,241 |
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 8,622 MWh |
| 2 | 28,622 MWh |
| 3 | 16,428 MWh |
| 4 | 11,155 MWh |
| 5 | 31,775 MWh |
| 6 | 38,859 MWh |
| 7 | 47,054 MWh |
| 8 | 38,912 MWh |
| 9 | 23,381 MWh |
| 10 | 18,490 MWh |
| 11 | 1,366 MWh |
| 12 | 3,241 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 1 | Conventional Hydroelectric | WAT | 94.5 | OP |
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Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
409
Sector
IPP Non-CHP
Water source
Lake Mcclure-Merced River
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 Exchequer 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 Exchequer
Variation in the published months
Across 12 numeric monthly generation entries, 7 has the highest recorded value (47,054 MWh) and 11 the lowest (1,366 MWh). Their difference is 45,688 MWh. Missing months have not been treated as zero.
Generator capacity in different operating conditions
| Generator ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| 1 | Conventional Hydroelectric | 94.5 | 94.5 | 94.5 | 0.1 |
EIA-860 2024 final source. Ratings describe capacity, not actual generation or availability. Missing ratings are not zero.
Source: US Energy Information Administration Form EIA-860 2024 plant and operable-generator workbooks; archive 2024. US EIA-authored information is generally public domain; cite EIA, preserve third-party exceptions, changes and no-endorsement context. Source-specific derived data.