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EIA plant 1694

Allegan · Allegan · MI

Allegan Dam

Operated by Consumers Energy Co - (MI)

Annual generation12,334 MWhSum of represented EIA-923 rows
Fuel codesWATCodes retained from EIA records
Grid contextMidcontinent Independent Transmission System Operator, Inc..Balancing authority or NERC region

Published location

Where is Allegan Dam?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

42.563803, -85.953976

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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

TechnologyConventional Hydroelectric2.6 MW represented

Grouped from this plant’s represented generator records. Use the MI plant index for regional peers.

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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.

1306
2945
31,450
41,358
51,328
61,137
71,273
81,201
9802
10798
11757
12979

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.

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Electricity output across the year — MWh net generation
RecordMWh net generation
1306
2945
31,450
41,358
51,328
61,137
71,273
81,201
9802
10798
11757
12979

2024 monthly net generation

MonthNet generation
1306 MWh
2945 MWh
31,450 MWh
41,358 MWh
51,328 MWh
61,137 MWh
71,273 MWh
81,201 MWh
9802 MWh
10798 MWh
11757 MWh
12979 MWh

Operating generators

IDTechnologyFuelMWStatus
3Conventional HydroelectricWAT1.2OP
2Conventional HydroelectricWAT0.9OP
1Conventional HydroelectricWAT0.5OP

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Similar-capacity plants in the same state

Identity, technology and limitations
EIA plant ID
1694
Sector
Electric Utility
Water source
Kalamazoo River
Data edition
2024-final

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Questions this evidence can answer

01What exactly is this record?

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02What does the evidence establish?

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A closer look at Allegan Dam

Variation in the published months

Across 12 numeric monthly generation entries, 3 has the highest recorded value (1,450 MWh) and 1 the lowest (306 MWh). Their difference is 1,144 MWh. Missing months have not been treated as zero.

Reading the MW column

In the 3 numeric rows displayed in this table, MW ranges from 0.5 (1) to 1.2 (3). The difference is 0.7 in the column's stated units. This summary covers the displayed rows and retains the table's period and scope.

Generator capacity in different operating conditions

Generator IDTechnologyNameplate MWSummer MWWinter MWMinimum load MW
1Conventional Hydroelectric0.50.20.30.1
2Conventional Hydroelectric0.90.40.50.1
3Conventional Hydroelectric1.20.60.70.1

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.

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