Underconstruction#

Get under construction datacenters with filtering and aggregation

Endpoint#

GET

https://vulcan.api.synmax.com/v2/underconstruction

Request Examples#

curl -X GET "https://vulcan.api.synmax.com/v2/underconstruction" \
-H "Access-Key: $API_TOKEN"

Response#

Parameters

Type

Description

Example

balancing_authority

string

EIA balancing authority responisble for grid reliability in plant’s service area

SWPP

county

string

Plant county - Provided by EIA

Fayette

created_at

string

ISO date on which the record was created

2025-04-28T12:34:56Z

date_construction_50_percent_complete

string

Date where a plant has been deemed to appear 50% complete

2/7/2024

date_construction_completed

string

Date where plant has been deemed complete based on satellite observations

4/15/2025

date_construction_start

string

Start date of construction for a given plant

3/9/2025

date_first_structures

string

Date where the first permanent structures are identified for a given plant

7/12/2023

date_image

string

Date of the latest available satellite image

4/14/2025

date_land_cleared

string

Date of first land cleared for a given plant

5/7/2022

date_planned_operation

string

The EIA online month and year with each date assigned to the 15th of the given month to normalize data.

5/15/2026

date_vulcan_earliest_online

string

The earliest possible date a plant is projected to be operational

2/7/2024

date_vulcan_earliest_plus_7

string

The earliest possible date a plant could be operational if construction were to start 1 week after the last update.

1/27/2026

date_vulcan_latest_online

string

The latest possible date a plant is projected to be operational

7/24/2027

date_vulcan_status_change

string

Date of which a plants status was changed to under construction

6/3/2025

days_eia_minus_vulcan_earliest_online

object

The difference in days between the EIA online date and the Vulcan earliest date

108

days_eia_minus_vulcan_latest_online

object

The difference in days between the EIA online date and the Vulcan latest date

-1155

entity_name

string

EIA plant operating entity

1000 Mile Solar, LLC

generator_id

string

EIA ID given to each generator for a given plant

PV1

latitude

number

EIA plant latitude

33.0225

longitude

number

EIA plant longitude

-102.709

modified_at

string

ISO date on which the record was last modified

2025-04-28T12:34:56Z

nameplate_capacity

number

EIA plant generator capacity in megawatts (MW)

200.0

nameplate_capacity_unit

string

EIA plant generator capacity unit

MW

observation

string

Observations or relevant plant comments after reviewing satellite images

land cleared

permission

string

Permission required to access this record

vulcan_underconstruction

plant_id

string

EIA plant id

68847

plant_name

string

EIA plant name

1000 Mile Solar

plant_status

string

EIA plants operational status, or its stage of construction

  1. Regulatory approvals pending. Not under construction

project_rank

number

Indicates the likelihood of a plant’s construction. Values range from 0-7, a higher-ranking number indicates a higher likelihood of plant construction.

3.6482

source

string

The source of the plant data

EIA

state_code

string

2 letter plant state code - provided by EIA

TX

synmax_id

string

Unique key of plant id and generator id

68847-PV1

technology

string

EIA primary generation technology

Solar Photovoltaic

total_generators

integer

Count of generators for a given plant id

2

vulcan_status

string

Indicates if a plant has been observed to be under construction

Confirmed

vulcan_tech

string

The generalized technology assigned by Vulcan. Used to estimate construction times

Solar

Normal Output#

plant_id

plant_name

generator_id

entity_name

state_code

balancing_authority

technology

nameplate_capacity

nameplate_capacity_unit

plant_status

county

latitude

longitude

date_vulcan_status_change

date_image

vulcan_status

observation

date_construction_start

date_land_cleared

date_first_structures

date_construction_50_percent_complete

date_construction_completed

vulcan_tech

date_planned_operation

date_vulcan_earliest_plus_7

date_vulcan_earliest_online

date_vulcan_latest_online

days_eia_minus_vulcan_earliest_online

days_eia_minus_vulcan_latest_online

project_rank

total_generators

synmax_id

permission

source

created_at

modified_at

66675

Alfred Oaks Solar, LLC

ALOAK

Alfred Oaks Solar, LLC

NY

NYIS

Solar Photovoltaic

115

mw

  1. Planned for installation, but regulatory approvals not initiated

Allegany

42.21

-77.82

2025-05-11

none

TBD

TBD

Solar Battery

2029-12-15

2026-11-27

2.601593241

2

66675-ALOAK

1

EIA

TBD

2026-05-08

67250

Alina Energy LLC ALIBS

ALIBS

Alina Energy LLC

TX

ERCO

Batteries

200

mw

  1. Planned for installation, but regulatory approvals not initiated

Wilson

29.1611

-98.0899

2025-05-15

none

TBD

TBD

Solar Battery

2028-06-15

2027-01-17

2.562813709

2

67250-ALIBS

1

EIA

TBD

2026-05-08

67250

Alina Energy LLC ALIPV

ALIPV

Alina Energy LLC

TX

ERCO

Solar Photovoltaic

200

mw

  1. Planned for installation, but regulatory approvals not initiated

Wilson

29.1611

-98.0899

2025-05-15

none

TBD

TBD

Solar Battery

2028-06-15

2027-01-17

2.545425516

2

67250-ALIPV

1

EIA

TBD

2026-05-08

63193

Alira

UNIT1

Luminant Generation Company LLC

TX

ERCO

Solar Photovoltaic

223

mw

  1. Regulatory approvals pending. Not under construction

Andrews

32.3474

-102.9677

2025-05-18

none

TBD

TBD

Solar

2030-01-15

2027-02-05

2.708854727

1

63193-UNIT1

1

EIA

TBD

2026-05-08

66678

Aramis I Solar Project IPAR1

IPAR1

IP Aramis, LLC

CA

CISO

Solar Photovoltaic

100

mw

  1. Under construction, less than or equal to 50 percent complete

Alameda

37.7497

-121.7661

2025-05-06

2026-02-02

Identified

panels visible

2025-10-20

2025-05-05

2025-10-20

TBD

TBD

Solar Battery

2026-09-15

2026-01-28

2026-01-28

2026-11-18

230.0

-64.0

4.161826198

2

66678-IPAR1

1

EIA

TBD

2026-05-08

68322

Atlas VII ALT7B

ALT7B

Atlas VII LLC

AZ

CISO

Batteries

120

mw

(OP) Operating

La Paz

33.5829

-113.5769

2026-04-02

2025-04-28

Operational

battery visible, coordinates changed

2024-11-11

2024-07-19

2024-11-11

TBD

TBD

Battery

2025-06-09

2025-06-09

2028-05-19

2

68322-ALT7B

1

EIA

TBD

2026-05-08

68323

Atlas VIII ALT8A

ALT8A

Atlas VIII LLC

AZ

CISO

Batteries

210

mw

  1. Under construction, more than 50 percent complete

La Paz

33.5829

-113.5769

2025-02-19

2025-04-28

Confirmed

battery visible

2024-11-11

2024-07-19

2024-11-11

TBD

TBD

Solar Battery

2026-07-15

2025-05-05

2025-05-05

2026-07-04

436.0

11.0

4.541955961

2

68323-ALT8A

1

EIA

TBD

2026-05-08

68323

Atlas VIII ALT8B

ALT8B

Atlas VIII LLC

AZ

CISO

Batteries

172

mw

  1. Under construction, more than 50 percent complete

La Paz

33.5829

-113.5769

2025-02-19

2025-04-28

Confirmed

battery visible

2024-11-11

2024-07-19

2024-11-11

TBD

TBD

Solar Battery

2026-08-15

2025-04-03

2025-04-03

2026-03-16

499.0

152.0

4.541955961

2

68323-ALT8B

1

EIA

TBD

2026-05-08

66694

Atrisco Energy Storage

ATRES

Atrisco Energy Storage LLC

NM

PNM

Batteries

300

mw

(OP) Operating

Bernalillo

35.197

-106.9125

2026-04-02

2025-04-28

Operational

panels visible

2023-07-02

2023-03-03

2023-07-02

TBD

TBD

Solar

2023-12-14

2023-12-14

2025-01-28

1

66694-ATRES

1

EIA

TBD

2026-05-08

69462

Au Gres Solar Park

AUGSP

DTE Electric Company

MI

MISO

Solar Photovoltaic

175

mw

  1. Under construction, less than or equal to 50 percent complete

Arenac

44.118

-83.794

none

TBD

TBD

Solar

2028-08-15

2026-12-27

1

69462-AUGSP

1

EIA

TBD

2026-05-08