State queue · Iowa

Iowa interconnection queue

123 proposed generation and storage projects — 123 active and 0 suspended — are in Iowa's interconnection queue, primarily in the MISO, totaling 23.94 GW of requested capacity. Wind leads with 7.29 GW.

123
Proposed projects
23.94 GW
Requested capacity
Wind
Largest resource type
2026
Median planned online year

Requested capacity by resource type

Wind 30.5%Gas 26.7%Solar 20.6%Battery 13.7%Nuclear 5.3%Other 1.9%Solar + Battery 1.3%

Proposed projects by resource type

Also in the queue (too few for a dedicated page): Other (6), Solar + Battery (2).

All proposed projects in Iowa

TypeRegion
Queue J4113
J4113
GasMISOCerro Gordo1.31 GW20252028
Interstate Power and Light Company (IPL) project
E0050
GasMISOLinn986.9 MW20252028
Interstate Power and Light Company (IPL) project
E0010
GasMISOMarshall798.1 MW20252028
Interstate Power and Light Company (IPL) project
E0049
GasMISOCerro Gordo798.1 MW20252028
Queue J3932
J3932
NuclearMISOLinn646 MW20252029
Queue J4114
J4114
GasMISOWashington525 MW20252030
Queue J2268
J2268
SolarMISOLinn400 MW20212024
Queue J3701
J3701
WindMISOTaylor400 MW20242028
Interstate Power and Light Company (IPL) project
E0015
WindMISOFranklin360 MW20252028
Queue J2945
J2945
GasMISOWashington350 MW20222027
Queue J3798
J3798
WindMISOWinnebago320 MW20242028
Queue J4056
J4056
WindMISOMarshall310 MW20252030
Queue J2369
J2369
WindMISOTaylor300 MW20222030
Queue J2436
J2436
WindMISOWebster300 MW20222030
Queue J2469
J2469
BatteryMISOLinn300 MW20222027
Queue J982
J982
WindMISODickinson300 MW20182024
Queue J4006
J4006
WindMISORinggold289.8 MW20252030
Orient Energy Center
E0002
GasMISOAdair265 MW20252027
Queue J3047
J3047
GasMISOAdair263 MW20222027
Surplus; J500
S1111
GasMISOAdair263 MW20252027
Replacing 244 MW of Solar with Nuclear; Duane Arnold
R5071
NuclearMISOLinn251 MW20252029
Queue J1432
J1432
WindMISOClinton250 MW20192025
Queue J2272
J2272
Solar + BatteryMISOClinton250 MW20212026
Queue J3911
J3911
SolarMISOLouisa250 MW20252030
Queue J877
J877
SolarMISOPalo Alto250 MW20172023
Queue J4068
J4068
WindMISOMarshall232 MW20252030
Queue J2342
J2342
WindMISOWorth230 MW20222027
Replacing 30 MW of existing coal generation with BESS at Burlington Generation Station; Burlington 5
R1019
OtherMISODes Moines212 MW20222024
Queue J2553
J2553
SolarMISOCerro Gordo210 MW20222026
Queue J2811
J2811
SolarMISOCerro Gordo210 MW20222026
Surplus; J449
S1093
BatteryMISOMitchell202 MW20252027
Queue J1190
J1190
SolarMISOClinton200 MW20192025
Queue J1218
J1218
SolarMISOMuscatine200 MW20192026
Queue J1270
J1270
WindMISOPalo Alto200 MW20192024
Queue J1444
J1444
SolarMISOLinn200 MW20192025
Queue J1590
J1590
WindMISOPlymouth200 MW20242026
Queue J1867
J1867
WindMISOFranklin200 MW20212025
Queue J2002
J2002
SolarMISOWashington200 MW20212024
Queue J2078
J2078
SolarMISOStory200 MW20212025
Queue J2545
J2545
BatteryMISOBuchanan200 MW20222026
Queue J2989
J2989
WindMISOHardin200 MW20222025
Queue J2990
J2990
WindMISOPottawattamie200 MW20222025
Queue J3324
J3324
WindMISOPalo Alto200 MW20242029
Queue J3464
J3464
SolarMISOStory200 MW20242028
Queue J3477
J3477
SolarMISOCarroll200 MW20242028
Queue J3551
J3551
BatteryMISOMahaska200 MW20242027
Queue J3655
J3655
WindMISODallas200 MW20242028
Queue J3713
J3713
WindMISOWapello200 MW20242028
Queue J3725
J3725
SolarMISOLouisa200 MW20242028
Queue J3780
J3780
BatteryMISOBuchanan200 MW20242028
Queue J3849
J3849
WindMISOWinnebago200 MW20242030
Replacing 200 MW of Solar with Nuclear; J1444
R5069
NuclearMISOLinn200 MW20252029
Surplus; J1190
S1107
BatteryMISOClinton200 MW20252026
Surplus; J416
S1113
BatteryMISOFranklin200 MW20252026
Queue J3157
J3157
WindMISOWinnebago199.8 MW20222024
Queue J4173
J4173
BatteryMISOWapello199 MW20252028
Queue J4155
J4155
BatteryMISOLinn195 MW20252029
Queue J3702
J3702
WindMISOMitchell180 MW20242028
Queue GEN-2017-222
GEN-2017-222
WindSPPCrawford180 MW20172027
Queue J2988
J2988
WindMISOHumboldt175 MW20222025
Queue J2653
J2653
BatteryMISOPolk170 MW20222027
Queue J2655
J2655
BatteryMISOPolk170 MW20222026
Queue J3926
J3926
WindMISOWebster170 MW20252030
Queue J1365
J1365
WindMISOTama169.4 MW20192024
Queue J1174
J1174
SolarMISOWorth165 MW20182024
Queue J1175
J1175
WindMISOWorth165 MW20182024
Queue J2576
J2576
WindMISOLouisa164.1 MW20222025
Queue J2757
J2757
SolarMISOCherokee160.3 MW20252026
Queue J2946
J2946
GasMISODubuque160 MW20222027
Queue J3153
J3153
GasMISOClinton160 MW20222027
Queue J3154
J3154
GasMISOFranklin160 MW20222027
Queue J3137
J3137
SolarMISOPocahontas156.3 MW20252026
Queue J3461
J3461
SolarMISOMuscatine156 MW20242028
Queue J3898
J3898
WindMISOHoward155 MW20252030
Queue J1084
J1084
SolarMISOClinton150 MW20182023
Queue J2686
J2686
WindMISOMuscatine150 MW20222026
Queue J3107
J3107
SolarMISOJohnson150 MW20252025
Replacing 150 MW of coal generation with BESS at Lansing; Lansing 4
R5064
BatteryMISOAllamakee150 MW20252026
Queue J1520
J1520
SolarMISOWorth135 MW20202027
Replacing 130 MW of coal generation with BESS at Lansing; Lansing 4
R5065
BatteryMISOAllamakee130 MW20252026
Queue J1769
J1769
WindMISOHoward120 MW20202026
Queue J4086
J4086
SolarMISOWapello120 MW20252029
Surplus; J1734
S1071
OtherMISOLee120 MW20242025
Queue J1131
J1131
SolarMISOScott100 MW20182024
Queue J1313
J1313
SolarMISOGreene100 MW20192025
Queue J2031
J2031
WindMISOTama100 MW20212026
Queue J2066
J2066
BatteryMISOHenry100 MW20212022
Queue J2120
J2120
BatteryMISOLinn100 MW20212025
Queue J2949
J2949
BatteryMISOMarshall100 MW20222027
Queue J3158
J3158
BatteryMISOCerro Gordo100 MW20222027
Queue J3159
J3159
BatteryMISODubuque100 MW20222027
Queue J4037
J4037
SolarMISOFranklin100 MW20252030
Queue J524
J524
SolarMISOWebster100 MW20152021
Queue J898
J898
WindMISOHoward100 MW20172023
Replacing 100 MW of Solar with Nuclear; Duane Arnold
R5072
NuclearMISOLinn100 MW20252029
Queue J4172
J4172
BatteryMISOWapello99 MW20252028
Queue J4145
J4145
GasMISOCerro Gordo98 MW20252028
Queue J1359
J1359
GasMISOLinn95 MW20192025
Surplus; Old Gold
S1051
OtherMISOWorth80 MW20242029
Queue J2948
J2948
GasMISOMarshall75 MW20222024

Showing the 100 largest of 123 projects by requested capacity.

See 299 operating plants in Iowa · Regions: MISO, SPP.

Source: "Queued Up" (Rand et al., Lawrence Berkeley National Laboratory, 2026 edition) (data as of December 31, 2025).