Riverton (P-S) at 43.230, -108.940
Federal ExcessFremont County, Wyoming · SPP
At a glance
Riverton (P-S) at 43.230, -108.940 is a federal excess datacenter candidate site in Fremont County, Wyoming, scoring 46.6/100 DC Readiness — 191st of 211 scored sites in the county. It sits in the SPP grid region and the HIGH PLAINS POWER INC service territory, where interconnection has averaged 4.3 years from request to operation.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
Low-cost power and land; DC-friendly posture.
Incentive detail: No state corporate or personal income tax; low property taxes.
Site location
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How does Riverton (P-S) at 43.230, -108.940 compare with other sites in Fremont County?
Riverton (P-S) at 43.230, -108.940 ranks 191st of 211 scored candidate sites in Fremont County. Its 46.6/100 is roughly in line with the county average of 50.6. It is about 11% below the Wyoming average of 52.2 and about 12% below the national average of 53.2.
Against the Wyoming average, its strongest sub-score is speed to power (55 vs 52) and its weakest is fiber connectivity (26 vs 58). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Riverton (P-S) at 43.230, -108.940 to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is ACT Riverton at 31.5 miles. 7 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is ACT Riverton, 31.5 miles away.
What are the flood, water and hazard risks at Riverton (P-S) at 43.230, -108.940?
At the county level, FEMA's National Risk Index rates Fremont County "Very Low".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Fremont County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| TAP204229 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 62.4 |
| RIVERTON | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 62.3 |
| UNKNOWN203122 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 60.4 |
| WYOPO | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 58.6 |
| UNKNOWN202455 | Substation-Adjacent | 230 kV | 300 MW | 3.5 yrs | 58.3 |
| EC Coal Fremont County | Greenfield | — | — | 4.3 yrs | 58.2 |
| UNKNOWN201477 | Substation-Adjacent | 230 kV | 300 MW | 4.3 yrs | 57.5 |
| EC Coal Fremont County | Greenfield | — | — | 3.5 yrs | 56.8 |
Riverton (P-S) at 43.230, -108.940: common questions
What is the DC Readiness score of Riverton (P-S) at 43.230, -108.940?
Riverton (P-S) at 43.230, -108.940 scores 46.6/100 on the GridCensus DC Readiness scale, rated fair. It ranks 191st of 211 scored sites in Fremont County. The Fremont County average is 50.6 and the Wyoming average is 52.2.
Which electric utility serves Riverton (P-S) at 43.230, -108.940?
HIGH PLAINS POWER INC (cooperative) holds the retail service territory that contains the site.
What grid region is Riverton (P-S) at 43.230, -108.940 in?
Riverton (P-S) at 43.230, -108.940 is in the SPP region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
How far is Riverton (P-S) at 43.230, -108.940 from an internet exchange?
The nearest internet exchange facility is ACT Riverton, about 31.5 miles away; 7 fiber providers report service at the location.
Related pages
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “Riverton (P-S) at 43.230, -108.940, Fremont County, WY”, https://gridcensus.com/datacenter-sites/wyoming/fremont-county/riverton-p-s-bb67d6f6 (data as of October 10, 2026).
Dataset updated . Screening estimates derived from public data sources.
Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.
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