LONGMONT POWERPLANT
SubstationColorado
At a glance
LONGMONT POWERPLANT is an electric transmission substation in Colorado. It is classified as unclassified and connects 0 transmission lines. Substation proximity is one of the strongest speed-to-power signals for siting a datacenter — interconnection distance to an energized, high-voltage bus is often the binding constraint on time-to-energization.
Voltage & classification
Ownership
No owner is recorded for the lines that connect here.
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of LONGMONT POWERPLANT, ranked by DC Readiness. Sites this close to an energized substation carry a strong speed-to-power advantage.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| EC Near Front Range Project | Greenfield | CO | Weld | — | — | 4.3 yrs | 63.8 |
| VALMONT | Substation-Adjacent | CO | Broomfield County | 230 kV | 300 MW | 3.5 yrs | 63.6 |
| RIVERDALE | Substation-Adjacent | CO | Denver County | 230 kV | 300 MW | 3.5 yrs | 63.4 |
| EC Coal Adams County | Greenfield | CO | Adams County | — | — | 3.5 yrs | 63.4 |
| EC Near Cherokee | Greenfield | CO | Adams | — | — | 3.5 yrs | 63.1 |
| EC Near Front Range Project | Greenfield | CO | Weld | — | — | 3.5 yrs | 63.0 |
| EC Coal Adams County | Greenfield | CO | Adams County | — | — | 3.5 yrs | 62.9 |
| UNKNOWN203852 | Substation-Adjacent | CO | Broomfield County | 230 kV | 300 MW | 3.5 yrs | 62.9 |
How do candidate sites near LONGMONT POWERPLANT score?
The 8 highest-scoring candidate sites within about 25 miles range from 63 to 64 on the 0–100 DC Readiness scale. They fall in Weld, Broomfield County, Denver County, Adams County. The Colorado average across 3,428 scored sites is 50.6. 899 of those Colorado sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
How many transmission lines connect to LONGMONT POWERPLANT substation?
0 transmission lines terminate at or pass through LONGMONT POWERPLANT in the HIFLD line data.
Where is LONGMONT POWERPLANT substation located?
LONGMONT POWERPLANT is in Colorado at 40.2333, -105.2950. The datacenter candidate sites closest to it are in Weld, Broomfield County, Denver County.
Are there datacenter candidate sites near LONGMONT POWERPLANT substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of LONGMONT POWERPLANT. The highest-scoring is EC Near Front Range Project at 64/100. Across Colorado, the average DC Readiness score is 50.6.
More in Colorado
About this data
Source: HIFLD Electric Substations and Transmission Lines (U.S. Department of Homeland Security), as published June 29, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “LONGMONT POWERPLANT substation, Colorado”, https://gridcensus.com/substations/colorado/longmont-powerplant-be289f68 (data as of June 29, 2026).
Dataset updated . Screening estimates derived from public data sources.
Substation attributes are derived from public HIFLD / EIA infrastructure data and may lag real-world upgrades or retirements. Voltage and connected-line counts are screening figures — confirm available capacity and interconnection terms directly with the operating utility and ISO.
Go deeper than the public screen
Every site and score for LONGMONT POWERPLANT substation, Colorado is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.