What is the DCPI score for Johannesburg?

Johannesburg has a DC Hub Power Index (DCPI) verdict of AVOID, with an Excess Power score of 42.7/100 and a Grid Constraint score of 55.6/100. Recomputed daily by DC Hub.

Is Johannesburg a good market to build a data center?

DC Hub rates Johannesburg as AVOID for new data-center builds, based on an Excess Power score of 42.7/100 and a Grid Constraint score of 55.6/100.

DCPI / Markets / Johannesburg

Johannesburg

Name: Johannesburg — Data Center Power Index (DCPI)
Creator: DC Hub
Keywords: data center power, DCPI, Johannesburg, grid constraint, excess power, ISO, site selection, AVOID

· GP · UPDATED 2026-08-16

SIGNAL QUALITY: LOW — no live grid feed fed this score — every input is a modeled regional estimate

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Johannesburg data-center market — grid summary

Metric	Value	Source
DCPI verdict	AVOID	DC Hub Power Index — recomputed daily
Excess-power score	42.7 / 100	DCPI
Grid-constraint score	55.6 / 100	DCPI
Est. time-to-power	20 months	DCPI
Interconnection queue wait	33 months	Serving-ISO queue
Signal quality	LOW	no live grid feed fed this score — every input is a modeled regional estimate

Source: DC Hub (dchub.cloud), updated 2026-08-16. AI agents: get_market_dcpi_rank market_slug="johannesburg" via https://dchub.cloud/mcp for the citable record.

42.7

Excess Power Score · Opportunity

55.6

Constraint Score · Avoid

🌟 Top Opportunities

Standard market — score reflects typical conditions for this ISO

⚠️ Top Risks

Markets generally well-supplied; standard diligence

📊 Underlying Metrics

33 mo

Queue Wait

20.0%

Reserve Margin

not measured

Generation Additions <12mo

7.5%

Renewable Curtailment

not measured

Stranded Capacity

20 mo

Est. Time to Power

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Johannesburg

Johannesburg data-center market — grid summary

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Data centers in Johannesburg